{
  "name": "Chemical resistance ratings for common elastomers",
  "description": "The compatibility rating of a chemical against thirteen common elastomer families, as published in an industry chemical resistance chart. Each record is one chemical carrying its rating for Nitrile (NBR), EPDM, Neoprene (CR), SBR, Silicone (VMQ), Butyl (IIR), Polyacrylate (ACM), Hypalon (CSM), Viton (FKM), Polyurethane (AU/EU), Fluorosilicone (FVMQ), Aflas (TFE/P), and Kalrez (FFKM). Answers 'is Viton compatible with acetone', 'which elastomer resists sulfuric acid', 'can I use EPDM with gasoline', and 'Nitrile vs EPDM for sodium hydroxide'. Ratings use a 1-4 scale: 1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data.",
  "url": "https://referencesource.org/chemical-elastomer-material-compatibility/",
  "licence": "Chemical compatibility ratings are factual engineering data published by manufacturers and distributors as free technical resources. Each record quotes a short attributed span from a publicly available chart and links back. Facts are not copyrightable (Feist, 1991).",
  "last_verified": "2026-08-12",
  "stale_after": "2028-08-11",
  "sources": [
    "https://mykin.com/rubber-chemical-resistance-chart",
    "https://mykin.com/rubber-chemical-resistance-chart-2",
    "https://mykin.com/rubber-chemical-resistance-chart-3",
    "https://mykin.com/rubber-chemical-resistance-chart-4",
    "https://mykin.com/rubber-chemical-resistance-chart-5",
    "https://mykin.com/rubber-chemical-resistance-chart-6"
  ],
  "records": [
    {
      "chemical": "Abietic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "abietic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/abietic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Abietic Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetaldehyde",
      "nitrile": "3",
      "epdm": "2",
      "neoprene": "3",
      "sbr": "3",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "3",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetaldehyde | 3 | 2 | 3 | 3 | 2 | 2 | 4 | 3 | 4 | 4 | 4 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetamide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetamide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetamide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetamide | 1 | 1 | 1 | 4 | 2 | 2 | 4 | 2 | 3 | 4 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetanilide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetanilide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetanilide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetanilide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetic Acid, 30%",
      "nitrile": "X",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetic-acid-30",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetic-acid-30/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetic Acid, 30% | X | 1 | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetic Acid, 5%",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetic-acid-5",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetic-acid-5/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetic Acid, 5% | 2 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetic Acid, Glacial",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "2",
      "silicone": "1",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "3",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetic-acid-glacial",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetic-acid-glacial/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetic Acid, Glacial | 2 | 1 | 4 | 2 | 1 | 2 | 4 | 3 | 2 | 4 | 2 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetic Acid, Hot, High Pressure",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "3",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetic-acid-hot-high-pressure",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetic-acid-hot-high-pressure/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetic Acid, Hot, High Pressure | 4 | 3 | 4 | 4 | 3 | 4 | 4 | 3 | 4 | 4 | 4 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetic Anhydride",
      "nitrile": "3",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetic-anhydride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetic-anhydride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetic Anhydride | 3 | 2 | 2 | 2 | 2 | 2 | 4 | 2 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetoacetic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetoacetic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetoacetic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetoacetic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetone",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "3",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetone | 4 | 1 | 4 | 4 | 4 | 1 | 4 | 3 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetone Cyanohydrin",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetone-cyanohydrin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetone-cyanohydrin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetone Cyanohydrin | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetonitrile",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetonitrile",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetonitrile/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetonitrile | 3 | 1 | X | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetophenetidine",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetophenetidine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetophenetidine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetophenetidine | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetophenone",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetophenone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetophenone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetophenone | 4 | 1 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetotoluidide",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetotoluidide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetotoluidide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetotoluidide | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetyl Acetone",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetyl-acetone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetyl-acetone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetyl Acetone | 4 | 1 | 4 | 4 | 4 | 1 | 4 | 4 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetyl Bromide",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetyl-bromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetyl-bromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetyl Bromide | 4 | 1 | 4 | 4 | 4 | 1 | 4 | 4 | 1 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetyl Chloride",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetyl Chloride | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetylene",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetylene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetylene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetylene | 1 | 1 | 2 | 2 | 2 | 1 | 4 | 2 | 1 | 4 | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetylene Tetrabromide",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetylene-tetrabromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetylene-tetrabromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetylene Tetrabromide | 4 | 1 | 2 | 4 | X | 1 | X | X | 1 | 4 | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetylene Tetrachloride",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetylene-tetrachloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetylene-tetrachloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetylene Tetrachloride | 4 | 1 | 2 | 4 | X | 1 | X | X | 1 | 4 | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acetylsalicylic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acetylsalicylic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acetylsalicylic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acetylsalicylic Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acids, Non-organic",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acids-non-organic",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acids-non-organic/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acids, Non-organic | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acids, Organic",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acids-organic",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acids-organic/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acids, Organic | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aconitic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aconitic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aconitic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aconitic Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acridine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acridine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acridine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acridine | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acrolein",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acrolein",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acrolein/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acrolein | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acrylic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acrylic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acrylic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acrylic Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Acrylonitrile",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "3",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "3",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "acrylonitrile",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/acrylonitrile/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Acrylonitrile | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 3 | 3 | 4 | 4 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Adipic Acid",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "adipic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/adipic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Adipic Acid | 1 | 2 | X | X | X | X | X | X | X | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aero Lubriplate",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aero-lubriplate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aero-lubriplate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aero Lubriplate | 1 | 4 | 1 | 2 | 2 | 4 | 1 | 1 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aero Shell 17 Grease",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aero-shell-17-grease",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aero-shell-17-grease/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aero Shell 17 Grease | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 1 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aero Shell 750",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aero-shell-750",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aero-shell-750/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aero Shell 750 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aero Shell 7A Grease",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aero-shell-7a-grease",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aero-shell-7a-grease/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aero Shell 7A Grease | 2 | 4 | 2 | 4 | 2 | 4 | 1 | 1 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aero Shell IAC",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aero-shell-iac",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aero-shell-iac/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aero Shell IAC | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 1 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aerosafe 2300",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aerosafe-2300",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aerosafe-2300/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aerosafe 2300 | 4 | 1 | 4 | 4 | 3 | 2 | 4 | 4 | 4 | 4 | 3 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aerosafe 2300W",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aerosafe-2300w",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aerosafe-2300w/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aerosafe 2300W | 4 | 1 | 4 | 4 | 3 | 2 | 4 | 4 | 4 | 4 | 3 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aerozene 50 (50% Hydrazine 50% UDMH)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aerozene-50-50-hydrazine-50-udmh",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aerozene-50-50-hydrazine-50-udmh/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aerozene 50 (50% Hydrazine 50% UDMH) | 3 | 1 | 4 | 4 | 4 | 1 | X | 4 | 4 | 4 | 4 | 2 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Air, 200 - 300\u00b0 F",
      "nitrile": "3",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "1",
      "butyl": "2",
      "polyacrylate": "2",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "air-200-300-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/air-200-300-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Air, 200 - 300\u00b0 F | 3 | 2 | 2 | 4 | 1 | 2 | 2 | 2 | 1 | 3 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Air, 300 - 400\u00b0 F",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "1",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "air-300-400-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/air-300-400-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Air, 300 - 400\u00b0 F | 4 | 4 | 4 | 4 | 1 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Air, 400 - 500\u00b0 F",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "air-400-500-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/air-400-500-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Air, 400 - 500\u00b0 F | 4 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 3 | 4 | 4 | 3 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Air, Below 200\u00b0 F",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "air-below-200-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/air-below-200-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Air, Below 200\u00b0 F | 2 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aliphatic Dicarboxylic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aliphatic-dicarboxylic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aliphatic-dicarboxylic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aliphatic Dicarboxylic Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Alkanes (Paraffin Hydrocarbons)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "alkanes-paraffin-hydrocarbons",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/alkanes-paraffin-hydrocarbons/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Alkanes (Paraffin Hydrocarbons) | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Alkanesulfonic Acid",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "alkanesulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/alkanesulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Alkanesulfonic Acid | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Alkazene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "alkazene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/alkazene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Alkazene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Alkenes (Olefin Hydrocarbons)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "alkenes-olefin-hydrocarbons",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/alkenes-olefin-hydrocarbons/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Alkenes (Olefin Hydrocarbons) | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Alkyl Acetone",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "alkyl-acetone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/alkyl-acetone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Alkyl Acetone | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Alkyl Alcohol",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "alkyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/alkyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Alkyl Alcohol | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Alkyl Amine",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "alkyl-amine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/alkyl-amine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Alkyl Amine | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Alkyl Aryl Sulfonates",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "alkyl-aryl-sulfonates",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/alkyl-aryl-sulfonates/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Alkyl Aryl Sulfonates | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Alkyl Aryl Sulfonics",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "alkyl-aryl-sulfonics",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/alkyl-aryl-sulfonics/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Alkyl Aryl Sulfonics | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Alkyl Benzene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "alkyl-benzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/alkyl-benzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Alkyl Benzene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Alkyl Chloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "alkyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/alkyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Alkyl Chloride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Alkyl Sulfide",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "alkyl-sulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/alkyl-sulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Alkyl Sulfide | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Alkylnaphthalene Sulfonic Acid",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "alkylnaphthalene-sulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/alkylnaphthalene-sulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Alkylnaphthalene Sulfonic Acid | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Allyl Chloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "allyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/allyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Allyl Chloride | 2 | 4 | 1 | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Allylidene Diacetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "allylidene-diacetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/allylidene-diacetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Allylidene Diacetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Alpha Picoline",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "alpha-picoline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/alpha-picoline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Alpha Picoline | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Acetate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Acetate | 2 | 1 | 2 | 2 | 4 | 1 | 4 | 4 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Bromide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-bromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-bromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Bromide | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Chlorate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-chlorate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-chlorate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Chlorate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Chloride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Chloride | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Ethylate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-ethylate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-ethylate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Ethylate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Fluoride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-fluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-fluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Fluoride | 1 | 1 | 1 | 1 | 2 | 1 | X | 1 | 1 | 3 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Fluorosilicate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-fluorosilicate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-fluorosilicate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Fluorosilicate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Formate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-formate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-formate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Formate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Hydroxide",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "2",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-hydroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-hydroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Hydroxide | 2 | 1 | X | X | 2 | X | X | X | 2 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Linoleate",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-linoleate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-linoleate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Linoleate | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Nitrate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Nitrate | 1 | 1 | 1 | 1 | 2 | 1 | X | 1 | 1 | 3 | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Oxalate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-oxalate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-oxalate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Oxalate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Phosphate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "2",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Phosphate | 1 | 1 | 1 | X | 2 | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Potassium Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-potassium-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-potassium-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Potassium Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Salts",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-salts",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-salts/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Salts | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Sodium Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-sodium-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-sodium-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Sodium Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aluminum Sulfate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aluminum-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aluminum-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aluminum Sulfate | 1 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Alums-NH3 -Cr -K",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "alums-nh3-cr-k",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/alums-nh3-cr-k/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Alums-NH3 -Cr -K | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 4 | X | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ambrex 33 (Mobil)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "3",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ambrex-33-mobil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ambrex-33-mobil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ambrex 33 (Mobil) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 3 | 1 | 2 | 3 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ambrex 830 (Mobil)",
      "nitrile": "1",
      "epdm": "3",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "3",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ambrex-830-mobil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ambrex-830-mobil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ambrex 830 (Mobil) | 1 | 3 | 2 | 4 | 2 | 3 | 1 | 2 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Amines-Mixed",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "amines-mixed",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/amines-mixed/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Amines-Mixed | 4 | 2 | 2 | 2 | 2 | 2 | 4 | 4 | 4 | 4 | 4 | 3 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aminoanthraquinone",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aminoanthraquinone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aminoanthraquinone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aminoanthraquinone | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aminoazobenzene",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aminoazobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aminoazobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aminoazobenzene | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aminobenzene Sulfonic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aminobenzene-sulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aminobenzene-sulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aminobenzene Sulfonic Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aminobenzoic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aminobenzoic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aminobenzoic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aminobenzoic Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aminopyridine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aminopyridine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aminopyridine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aminopyridine | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aminosalicylic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aminosalicylic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aminosalicylic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aminosalicylic Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonia and Lithium Metal in Solution",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "4",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonia-and-lithium-metal-in-solution",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonia-and-lithium-metal-in-solution/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonia and Lithium Metal in Solution | 2 | 2 | X | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 3 | 4 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonia (Anhydrous)",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonia-anhydrous",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonia-anhydrous/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonia (Anhydrous) | 2 | 1 | 1 | 4 | 2 | 1 | 4 | 4 | 4 | 4 | 4 | 2 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonia, Gas, Cold",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonia-gas-cold",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonia-gas-cold/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonia, Gas, Cold | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 4 | X | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonia, Gas, Hot",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonia-gas-hot",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonia-gas-hot/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonia, Gas, Hot | 4 | 2 | 2 | 4 | X | 2 | 4 | 2 | 4 | X | 4 | 2 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonia, Liquid (Anhydrous)",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonia-liquid-anhydrous",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonia-liquid-anhydrous/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonia, Liquid (Anhydrous) | 2 | 1 | 1 | 4 | 2 | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Acetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Acetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Arsenate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-arsenate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-arsenate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Arsenate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Benzoate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-benzoate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-benzoate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Benzoate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Bicarbonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-bicarbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-bicarbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Bicarbonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Bisulfite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-bisulfite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-bisulfite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Bisulfite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Bromide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-bromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-bromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Bromide | 1 | 1 | 1 | 1 | X | 1 | X | 1 | 1 | 1 | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Carbamate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-carbamate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-carbamate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Carbamate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Carbonate",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-carbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-carbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Carbonate | 4 | 1 | 1 | 1 | X | 1 | 4 | 1 | 1 | 4 | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Chloride, 2N",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-chloride-2n",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-chloride-2n/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Chloride, 2N | 1 | 1 | 1 | 1 | X | 1 | X | 1 | 1 | 1 | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Citrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-citrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-citrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Citrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Dichromate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-dichromate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-dichromate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Dichromate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Diphosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-diphosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-diphosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Diphosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Fluoride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-fluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-fluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Fluoride | 1 | 1 | 1 | 1 | X | 1 | X | 1 | 1 | 1 | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Fluorosilicate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-fluorosilicate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-fluorosilicate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Fluorosilicate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Formate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-formate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-formate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Formate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Hydroxide, 3 Molar",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-hydroxide-3-molar",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-hydroxide-3-molar/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Hydroxide, 3 Molar | 1 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 3 | 4 | 1 | 2 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Hydroxide, Concentrated",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "3",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-hydroxide-concentrated",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-hydroxide-concentrated/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Hydroxide, Concentrated | 4 | 1 | 1 | 3 | 1 | 1 | 4 | 1 | 4 | 4 | 1 | 2 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Iodide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-iodide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-iodide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Iodide | 1 | 1 | 1 | 1 | X | 1 | X | 1 | 1 | 1 | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Lactate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-lactate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-lactate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Lactate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Metaphosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-metaphosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-metaphosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Metaphosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Molybdenate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-molybdenate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-molybdenate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Molybdenate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Nitrate, 2N",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "2",
      "hypalon": "1",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "X",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-nitrate-2n",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-nitrate-2n/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Nitrate, 2N | 1 | 1 | 1 | 1 | X | 1 | 2 | 1 | X | X | X | 2 | X |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Nitrite",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-nitrite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-nitrite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Nitrite | 1 | 1 | 1 | 1 | 2 | 1 | X | 1 | X | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Oxalate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-oxalate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-oxalate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Oxalate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Perchlorate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-perchlorate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-perchlorate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Perchlorate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Perchloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-perchloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-perchloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Perchloride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Persulfate 10%",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "4",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "X",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-persulfate-10",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-persulfate-10/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Persulfate 10% | 4 | 1 | 1 | 4 | X | 1 | 4 | X | X | 4 | X | 2 | X |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Persulfate Solution",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "4",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "4",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-persulfate-solution",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-persulfate-solution/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Persulfate Solution | 4 | 1 | X | 4 | X | 1 | 4 | X | X | 4 | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Phosphate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Phosphate | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 4 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Phosphate, Dibasic",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-phosphate-dibasic",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-phosphate-dibasic/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Phosphate, Dibasic | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | X | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Phosphate, Mono-Basic",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-phosphate-mono-basic",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-phosphate-mono-basic/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Phosphate, Mono-Basic | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | X | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Phosphate, Tribasic",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-phosphate-tribasic",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-phosphate-tribasic/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Phosphate, Tribasic | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | X | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Phosphite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-phosphite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-phosphite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Phosphite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Picrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-picrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-picrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Picrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Polysulfide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-polysulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-polysulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Polysulfide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Salicylate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-salicylate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-salicylate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Salicylate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Salts",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "X",
      "fluorosilicone": "3",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-salts",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-salts/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Salts | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 3 | X | 3 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Sulfamate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-sulfamate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-sulfamate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Sulfamate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Sulfate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Sulfate | 1 | 1 | 1 | 2 | X | 1 | 4 | 1 | 4 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Sulfate Nitrate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-sulfate-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-sulfate-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Sulfate Nitrate | 1 | 1 | 1 | 2 | X | 1 | 4 | 1 | 4 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Sulfide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-sulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-sulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Sulfide | 1 | 1 | 1 | 2 | X | 1 | 4 | 1 | 4 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Sulfite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-sulfite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-sulfite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Sulfite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Thiocyanate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-thiocyanate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-thiocyanate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Thiocyanate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Thioglycolate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-thioglycolate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-thioglycolate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Thioglycolate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Thiosulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-thiosulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-thiosulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Thiosulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Tungstate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-tungstate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-tungstate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Tungstate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ammonium Valerate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ammonium-valerate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ammonium-valerate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ammonium Valerate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Amyl Acetate",
      "nitrile": "1",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "amyl-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/amyl-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Amyl Acetate | 1 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Amyl Alcohol",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "amyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/amyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Amyl Alcohol | 2 | 1 | 2 | 2 | 4 | 1 | 4 | 2 | 2 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Amyl Borate",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "amyl-borate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/amyl-borate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Amyl Borate | 1 | 4 | 1 | 4 | X | 4 | X | 1 | 1 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Amyl Butyrate",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "amyl-butyrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/amyl-butyrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Amyl Butyrate | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Amyl Chloride",
      "nitrile": "X",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "amyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/amyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Amyl Chloride | X | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | X | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Amyl Chloronaphthalene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "amyl-chloronaphthalene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/amyl-chloronaphthalene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Amyl Chloronaphthalene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | X | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Amyl Cinnamic Aldehyde",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "amyl-cinnamic-aldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/amyl-cinnamic-aldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Amyl Cinnamic Aldehyde | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Amyl Laurate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "amyl-laurate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/amyl-laurate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Amyl Laurate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Amyl Mercaptan",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "amyl-mercaptan",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/amyl-mercaptan/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Amyl Mercaptan | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Amyl Naphthalene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "amyl-naphthalene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/amyl-naphthalene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Amyl Naphthalene | 4 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Amyl Nitrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "amyl-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/amyl-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Amyl Nitrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Amyl Nitrite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "amyl-nitrite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/amyl-nitrite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Amyl Nitrite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Amyl Phenol",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "amyl-phenol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/amyl-phenol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Amyl Phenol | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Amyl Propionate",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "amyl-propionate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/amyl-propionate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Amyl Propionate | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "AN-O-3 Grade M",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "an-o-3-grade-m",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/an-o-3-grade-m/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "AN-O-3 Grade M | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "AN-O-366",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "an-o-366",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/an-o-366/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "AN-O-366 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "AN-O-6",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "an-o-6",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/an-o-6/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "AN-O-6 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "AN-VV-O-366b Hydr. Fluid",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "an-vv-o-366b-hydr-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/an-vv-o-366b-hydr-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "AN-VV-O-366b Hydr. Fluid | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 2 | 1 | 2 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Anderol, L-774 (di-ester)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "anderol-l-774-di-ester",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/anderol-l-774-di-ester/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Anderol, L-774 (di-ester) | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Anderol, L- 826 (di-ester)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "anderol-l-826-di-ester",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/anderol-l-826-di-ester/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Anderol, L- 826 (di-ester) | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Anderol, L- 829 (di-ester)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "anderol-l-829-di-ester",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/anderol-l-829-di-ester/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Anderol, L- 829 (di-ester) | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "ANG-25 (Di-ester Base) (TG749)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ang-25-di-ester-base-tg749",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ang-25-di-ester-base-tg749/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "ANG-25 (Di-ester Base) (TG749) | 2 | 4 | 4 | 4 | 2 | 4 | 2 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "ANG-25 (Glyceral Ester)",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ang-25-glyceral-ester",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ang-25-glyceral-ester/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "ANG-25 (Glyceral Ester) | 2 | 1 | 2 | 2 | 2 | 2 | 4 | 2 | 1 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aniline",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aniline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aniline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aniline | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 3 | 4 | 3 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aniline Dyes",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aniline-dyes",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aniline-dyes/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aniline Dyes | 4 | 2 | 2 | 2 | 3 | 2 | 4 | 2 | 2 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aniline Hydrochloride",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "3",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aniline-hydrochloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aniline-hydrochloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aniline Hydrochloride | 2 | 2 | 4 | 3 | 3 | 2 | 4 | 4 | 2 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aniline Oil",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "2",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aniline-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aniline-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aniline Oil | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 3 | 4 | 3 | 2 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aniline Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aniline-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aniline-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aniline Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aniline Sulfite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aniline-sulfite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aniline-sulfite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aniline Sulfite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Animal Fats",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "animal-fats",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/animal-fats/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Animal Fats | 1 | 2 | 2 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Animal Oil (Lard Oil)",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "animal-oil-lard-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/animal-oil-lard-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Animal Oil (Lard Oil) | 1 | 2 | 2 | 4 | 2 | 2 | 1 | 2 | 1 | 2 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Anisole",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "anisole",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/anisole/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Anisole | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Anisoyl Chloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "anisoyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/anisoyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Anisoyl Chloride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ansul Ether 161 or 181",
      "nitrile": "3",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "2",
      "fluorosilicone": "3",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ansul-ether-161-or-181",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ansul-ether-161-or-181/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ansul Ether 161 or 181 | 3 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 2 | 3 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Anthracene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "anthracene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/anthracene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Anthracene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Anthranilic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "anthranilic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/anthranilic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Anthranilic Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Anthraquinone",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "anthraquinone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/anthraquinone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Anthraquinone | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Anti-freeze Solutions",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "anti-freeze-solutions",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/anti-freeze-solutions/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Anti-freeze Solutions | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Antimony Chloride",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "antimony-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/antimony-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Antimony Chloride | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Antimony Pentachloride",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "antimony-pentachloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/antimony-pentachloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Antimony Pentachloride | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Antimony Pentafluoride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "antimony-pentafluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/antimony-pentafluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Antimony Pentafluoride | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Antimony Sulfate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "antimony-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/antimony-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Antimony Sulfate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Antimony Tribromide",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "antimony-tribromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/antimony-tribromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Antimony Tribromide | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Antimony Trichloride",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "antimony-trichloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/antimony-trichloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Antimony Trichloride | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Antimony Trifluoride",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "antimony-trifluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/antimony-trifluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Antimony Trifluoride | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Antimony Trioxide",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "antimony-trioxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/antimony-trioxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Antimony Trioxide | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aqua Regia",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "3",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aqua-regia",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aqua-regia/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aqua Regia | 4 | 3 | 4 | X | X | X | X | X | 2 | X | X | 3 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Arachidic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "arachidic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/arachidic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Arachidic Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Argon",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "argon",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/argon/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Argon | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aroclor, 1248",
      "nitrile": "3",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aroclor-1248",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aroclor-1248/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aroclor, 1248 | 3 | 2 | 4 | 4 | 2 | 2 | 4 | 4 | 1 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aroclor, 1254",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aroclor-1254",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aroclor-1254/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aroclor, 1254 | 4 | 2 | 4 | 4 | 3 | 4 | 4 | 4 | 1 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aroclor, 1260",
      "nitrile": "1",
      "epdm": "X",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aroclor-1260",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aroclor-1260/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aroclor, 1260 | 1 | X | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aromatic Fuel -50%",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aromatic-fuel-50",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aromatic-fuel-50/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aromatic Fuel -50% | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Arsenic Acid",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "arsenic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/arsenic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Arsenic Acid | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 3 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Arsenic Oxide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "arsenic-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/arsenic-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Arsenic Oxide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Arsenic Trichloride",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "arsenic-trichloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/arsenic-trichloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Arsenic Trichloride | 1 | 4 | 1 | X | X | X | X | X | 4 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Arsenic Trioxide",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "arsenic-trioxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/arsenic-trioxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Arsenic Trioxide | 1 | 4 | 1 | X | X | X | X | X | 4 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Arsenic Trisulfide",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "arsenic-trisulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/arsenic-trisulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Arsenic Trisulfide | 1 | 4 | 1 | X | X | X | X | X | 4 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Arsenites",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "arsenites",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/arsenites/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Arsenites | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Arsine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "arsine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/arsine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Arsine | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aryl Orthosilicate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aryl-orthosilicate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aryl-orthosilicate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aryl Orthosilicate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ascorbic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ascorbic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ascorbic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Ascorbic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Askarel Transformer Oil",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "askarel-transformer-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/askarel-transformer-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Askarel Transformer Oil | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aspartic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aspartic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aspartic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aspartic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Asphalt",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "asphalt",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/asphalt/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Asphalt | 2 | 4 | 2 | 4 | 4 | 4 | 2 | 2 | 1 | 2 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "ASTM Oil, No. 1",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "1",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "astm-oil-no-1",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/astm-oil-no-1/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "ASTM Oil, No. 1 | 1 | 4 | 1 | 4 | 1 | 4 | 1 | 2 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "ASTM Oil, No. 2",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "astm-oil-no-2",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/astm-oil-no-2/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "ASTM Oil, No. 2 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "ASTM Oil, No. 3",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "astm-oil-no-3",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/astm-oil-no-3/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "ASTM Oil, No. 3 | 1 | 4 | 4 | 4 | 3 | 4 | 1 | 4 | 1 | 2 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "ASTM Oil, No. 4",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "astm-oil-no-4",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/astm-oil-no-4/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "ASTM Oil, No. 4 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "ASTM Oil, No. 5",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "astm-oil-no-5",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/astm-oil-no-5/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "ASTM Oil, No. 5 | 1 | 4 | 2 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "ASTM Reference Fuel A",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "astm-reference-fuel-a",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/astm-reference-fuel-a/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "ASTM Reference Fuel A | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 2 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "ASTM Reference Fuel B",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "astm-reference-fuel-b",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/astm-reference-fuel-b/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "ASTM Reference Fuel B | 1 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "ASTM Reference Fuel C",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "astm-reference-fuel-c",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/astm-reference-fuel-c/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "ASTM Reference Fuel C | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "ASTM Reference Fuel D",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "astm-reference-fuel-d",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/astm-reference-fuel-d/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "ASTM Reference Fuel D | 2 | 4 | 4 | X | X | X | X | X | 1 | X | X | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "ATL-857",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "atl-857",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/atl-857/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "ATL-857 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Atlantic Dominion F",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "atlantic-dominion-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/atlantic-dominion-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Atlantic Dominion F | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Atlantic Utro Gear-e",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "atlantic-utro-gear-e",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/atlantic-utro-gear-e/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Atlantic Utro Gear-e | 1 | 4 | 2 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Atlantic Utro Gear-EP Lube",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "atlantic-utro-gear-ep-lube",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/atlantic-utro-gear-ep-lube/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Atlantic Utro Gear-EP Lube | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Aure 903R (Mobil)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aure-903r-mobil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aure-903r-mobil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Aure 903R (Mobil) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "AUREX 256",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "aurex-256",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/aurex-256/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "AUREX 256 | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Automatic Transmission Fluid",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "automatic-transmission-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/automatic-transmission-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Automatic Transmission Fluid | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 3 | 1 | 2 | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Automotive Brake Fluid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "automotive-brake-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/automotive-brake-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Automotive Brake Fluid | 3 | 1 | 2 | 1 | 3 | 2 | 4 | 2 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "AXAREL 9100",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "axarel-9100",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/axarel-9100/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "AXAREL 9100 | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Azobenzene",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "azobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/azobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Azobenzene | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bardol B",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bardol-b",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bardol-b/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bardol B | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Barium Carbonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "barium-carbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/barium-carbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Barium Carbonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Barium Chlorate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "barium-chlorate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/barium-chlorate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Barium Chlorate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Barium Chloride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "barium-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/barium-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Barium Chloride | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Barium Cyanide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "barium-cyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/barium-cyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Barium Cyanide | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Barium Hydroxide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "barium-hydroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/barium-hydroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Barium Hydroxide | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Barium Iodide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "barium-iodide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/barium-iodide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Barium Iodide | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Barium Nitrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "barium-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/barium-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Barium Nitrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Barium Oxide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "barium-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/barium-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Barium Oxide | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Barium Peroxide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "barium-peroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/barium-peroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Barium Peroxide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Barium Polysulfide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "barium-polysulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/barium-polysulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Barium Polysulfide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Barium Salts",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "barium-salts",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/barium-salts/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Barium Salts | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Barium Sulfate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "barium-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/barium-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Barium Sulfate | 1 | 1 | 1 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Barium Sulfide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "barium-sulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/barium-sulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Barium Sulfide | 1 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bayol 35",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bayol-35",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bayol-35/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bayol 35 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bayol D",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bayol-d",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bayol-d/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bayol D | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 4 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Beer",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "beer",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/beer/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Beer | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 2 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Beet Sugar Liquids",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "beet-sugar-liquids",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/beet-sugar-liquids/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Beet Sugar Liquids | 1 | 1 | 1 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Beet Sugar Liquors",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "beet-sugar-liquors",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/beet-sugar-liquors/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Beet Sugar Liquors | 1 | 1 | 2 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzaldehyde",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzaldehyde | 4 | 1 | 4 | 4 | 2 | 1 | 4 | 1 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzaldehyde Disulfonic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzaldehyde-disulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzaldehyde-disulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzaldehyde Disulfonic Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzamide",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzamide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzamide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzamide | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzanthrone",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzanthrone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzanthrone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzanthrone | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 3 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzene Hexachloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzene-hexachloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzene-hexachloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzene Hexachloride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzenesulfonic Acid 10%",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzenesulfonic-acid-10",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzenesulfonic-acid-10/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzenesulfonic Acid 10% | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 1 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzidine",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzidine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzidine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzidine | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzidine 3 Sulfonic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzidine-3-sulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzidine-3-sulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzidine 3 Sulfonic Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzil",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzil | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzilic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzilic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzilic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzilic Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzine (Ligroin)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzine-ligroin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzine-ligroin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzine (Ligroin) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 3 | 1 | 2 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzocatechol",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzocatechol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzocatechol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzocatechol | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzochloride",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzochloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzochloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzochloride | 4 | 1 | 4 | 4 | X | 2 | 4 | 4 | 1 | X | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzoic Acid",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzoic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzoic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzoic Acid | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzoin",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzoin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzoin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzoin | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzonitrile",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzonitrile",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzonitrile/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzonitrile | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzophenone",
      "nitrile": "X",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzophenone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzophenone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzophenone | X | 2 | X | 4 | X | 2 | 4 | X | 1 | 4 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzoquinone",
      "nitrile": "X",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzoquinone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzoquinone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzoquinone | X | 2 | X | 4 | X | 2 | 4 | X | 1 | 4 | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzotrichloride",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzotrichloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzotrichloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzotrichloride | 4 | 1 | 4 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzotrifluoride",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzotrifluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzotrifluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzotrifluoride | 4 | 1 | 4 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzoyl Chloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzoyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzoyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzoyl Chloride | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzoyl Peroxide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzoyl-peroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzoyl-peroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzoyl Peroxide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzoylsulfonilic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzoylsulfonilic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzoylsulfonilic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzoylsulfonilic Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzyl Acetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzyl-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzyl-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzyl Acetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzyl Alcohol",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzyl Alcohol | 4 | 2 | 2 | 4 | 2 | 2 | 4 | 2 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzyl Amine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzyl-amine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzyl-amine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzyl Amine | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzyl Benzoate",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzyl-benzoate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzyl-benzoate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzyl Benzoate | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 4 | 1 | 4 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzyl Bromide",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzyl-bromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzyl-bromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzyl Bromide | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzyl Butyl Phthalate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzyl-butyl-phthalate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzyl-butyl-phthalate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzyl Butyl Phthalate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzyl Chloride",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzyl Chloride | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzyl Phenol",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzyl-phenol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzyl-phenol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzyl Phenol | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Benzyl Salicylate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "benzyl-salicylate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/benzyl-salicylate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Benzyl Salicylate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Beryllium Chloride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "3",
      "sbr": "3",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "3",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "beryllium-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/beryllium-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Beryllium Chloride | 1 | 1 | 3 | 3 | 3 | 1 | 3 | 3 | 1 | 3 | 3 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Beryllium Fluoride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "3",
      "sbr": "3",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "3",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "beryllium-fluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/beryllium-fluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Beryllium Fluoride | 1 | 1 | 3 | 3 | 3 | 1 | 3 | 3 | 1 | 3 | 3 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Beryllium Oxide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "3",
      "sbr": "3",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "3",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "beryllium-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/beryllium-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Beryllium Oxide | 1 | 1 | 3 | 3 | 3 | 1 | 3 | 3 | 1 | 3 | 3 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Beryllium Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "beryllium-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/beryllium-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Beryllium Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bismuth Carbonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bismuth-carbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bismuth-carbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bismuth Carbonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bismuth Nitrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bismuth-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bismuth-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bismuth Nitrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bismuth Oxychloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bismuth-oxychloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bismuth-oxychloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bismuth Oxychloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bittern",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bittern",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bittern/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bittern | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Black Liquor",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "3",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "black-liquor",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/black-liquor/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Black Liquor | 2 | 1 | 1 | X | X | X | X | X | 1 | X | X | 1 | 3 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Black Point 77",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "3",
      "sbr": "3",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "3",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "black-point-77",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/black-point-77/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Black Point 77 | 1 | 1 | 3 | 3 | 3 | 1 | 3 | 3 | 1 | 3 | 3 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Blast Furnace Gas",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "1",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "blast-furnace-gas",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/blast-furnace-gas/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Blast Furnace Gas | 4 | 4 | 4 | 4 | 1 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bleach Liquor",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "3",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bleach-liquor",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bleach-liquor/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bleach Liquor | 3 | 1 | 2 | 3 | 2 | 1 | 4 | 1 | 1 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bleach Solutions",
      "nitrile": "X",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bleach-solutions",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bleach-solutions/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bleach Solutions | X | 1 | X | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Borax",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "2",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "borax",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/borax/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Borax | 2 | 1 | 4 | 2 | 2 | 1 | 2 | 4 | 1 | 1 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Borax Solutions",
      "nitrile": "X",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "borax-solutions",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/borax-solutions/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Borax Solutions | X | 1 | X | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bordeaux Mixture",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bordeaux-mixture",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bordeaux-mixture/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bordeaux Mixture | 2 | 1 | 2 | 2 | 2 | 1 | 4 | 1 | 1 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Boric Acid",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "boric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/boric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Boric Acid | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Boric Oxide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "boric-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/boric-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Boric Oxide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Borneol",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "borneol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/borneol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Borneol | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bornyl Acetate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bornyl-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bornyl-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bornyl Acetate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bornyl Chloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bornyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bornyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bornyl Chloride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bornyl Formate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bornyl-formate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bornyl-formate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bornyl Formate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Boron Fluids (HEF)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "boron-fluids-hef",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/boron-fluids-hef/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Boron Fluids (HEF) | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Boron Hydride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "boron-hydride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/boron-hydride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Boron Hydride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Boron Phosphate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "boron-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/boron-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Boron Phosphate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Boron Tribromide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "boron-tribromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/boron-tribromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Boron Tribromide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Boron Trichloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "boron-trichloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/boron-trichloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Boron Trichloride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Boron Trifluoride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "boron-trifluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/boron-trifluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Boron Trifluoride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Boron Trioxide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "boron-trioxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/boron-trioxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Boron Trioxide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Brake Fluid DOT3 (Glycol Type)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "brake-fluid-dot3-glycol-type",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/brake-fluid-dot3-glycol-type/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Brake Fluid DOT3 (Glycol Type) | 3 | 1 | 2 | 1 | 3 | 2 | X | 2 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bray GG-130",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bray-gg-130",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bray-gg-130/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bray GG-130 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Brayco 719-R (VV-H-910)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "brayco-719-r-vv-h-910",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/brayco-719-r-vv-h-910/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Brayco 719-R (VV-H-910) | 3 | 1 | 2 | X | 2 | 2 | 4 | 2 | 4 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Brayco 885 (MIL-L-6085A)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "brayco-885-mil-l-6085a",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/brayco-885-mil-l-6085a/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Brayco 885 (MIL-L-6085A) | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 1 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Brayco 910",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "3",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "brayco-910",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/brayco-910/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Brayco 910 | 2 | 1 | 2 | 2 | 4 | 1 | 3 | 1 | 4 | 3 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bret 710",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "3",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bret-710",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bret-710/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bret 710 | 2 | 1 | 2 | 2 | 4 | 1 | 3 | 1 | 4 | 3 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Brine",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "brine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/brine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Brine | 1 | 1 | X | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Brine (Seawater)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "brine-seawater",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/brine-seawater/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Brine (Seawater) | 1 | 1 | 4 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Brom - 113",
      "nitrile": "3",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "3",
      "kalrez": "X",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "brom-113",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/brom-113/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Brom - 113 | 3 | 4 | 4 | 4 | 4 | 4 | X | 4 | X | X | X | 3 | X |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Brom - 114",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "brom-114",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/brom-114/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Brom - 114 | 2 | 4 | 2 | 4 | 4 | 4 | X | 2 | 2 | X | X | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bromic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bromic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bromic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bromic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bromine",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bromine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bromine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bromine | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bromine Pentafluoride",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bromine-pentafluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bromine-pentafluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bromine Pentafluoride | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bromine Trifluoride",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bromine-trifluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bromine-trifluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bromine Trifluoride | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bromine Water",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bromine-water",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bromine-water/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bromine Water | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 1 | 1 | 4 | 2 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bromobenzene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bromobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bromobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bromobenzene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bromobenzene Cyanide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bromobenzene-cyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bromobenzene-cyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bromobenzene Cyanide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bromochlorotrifluoroethane (Halothane)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bromochlorotrifluoroethane-halothane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bromochlorotrifluoroethane-halothane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bromochlorotrifluoroethane (Halothane) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bromoform",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bromoform",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bromoform/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bromoform | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bromomethane (Methyl Bromide)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bromomethane-methyl-bromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bromomethane-methyl-bromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bromomethane (Methyl Bromide) | 2 | 4 | 4 | 4 | X | 4 | 3 | 4 | 1 | X | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bromotrifluoroethylene (BFE)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bromotrifluoroethylene-bfe",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bromotrifluoroethylene-bfe/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bromotrifluoroethylene (BFE) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bromotrifluoromethane (F-13B1)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bromotrifluoromethane-f-13b1",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bromotrifluoromethane-f-13b1/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bromotrifluoromethane (F-13B1) | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Brucine Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "brucine-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/brucine-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Brucine Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Buffered Oxide Etchants",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "buffered-oxide-etchants",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/buffered-oxide-etchants/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Buffered Oxide Etchants | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bunker Oil",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bunker-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bunker-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bunker Oil | 1 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 1 | 2 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Bunker\u2019s \u201cC\u201d (Fuel Oil)",
      "nitrile": "1",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "bunker-s-c-fuel-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/bunker-s-c-fuel-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Bunker\u2019s \u201cC\u201d (Fuel Oil) | 1 | X | X | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butadiene (Monomer)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butadiene-monomer",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butadiene-monomer/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butadiene (Monomer) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "3",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "3",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butane | 1 | 4 | 1 | 3 | 4 | 4 | 1 | 2 | 1 | 1 | 3 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butane, 2, 2-Dimethyl",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "3",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butane-2-2-dimethyl",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butane-2-2-dimethyl/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butane, 2, 2-Dimethyl | 1 | 4 | 2 | 3 | 4 | 4 | 1 | 2 | 1 | 4 | 3 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butane, 2, 3-Dimethyl",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "3",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butane-2-3-dimethyl",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butane-2-3-dimethyl/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butane, 2, 3-Dimethyl | 1 | 4 | 2 | 3 | 4 | 4 | 1 | 2 | 1 | 4 | 3 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butanedial",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butanedial",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butanedial/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butanedial | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butanol (Butyl Alcohol)",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butanol-butyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butanol-butyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butanol (Butyl Alcohol) | 1 | 2 | 1 | 1 | 2 | 2 | 4 | 1 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butene 2-Ethyl (1-Butene 2-Ethyl)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butene-2-ethyl-1-butene-2-ethyl",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butene-2-ethyl-1-butene-2-ethyl/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butene 2-Ethyl (1-Butene 2-Ethyl) | 1 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | 4 | 3 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butter-Animal Fat",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butter-animal-fat",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butter-animal-fat/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butter-Animal Fat | 1 | 1 | 2 | 4 | 2 | 2 | 1 | 2 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Acetate or n-Butyl Acetate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "2",
      "fluorosilicone": "4",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-acetate-or-n-butyl-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-acetate-or-n-butyl-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Acetate or n-Butyl Acetate | 4 | 2 | 4 | 4 | X | 4 | 4 | 4 | 4 | 2 | 4 | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Acetyl Ricinoleate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-acetyl-ricinoleate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-acetyl-ricinoleate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Acetyl Ricinoleate | 2 | 1 | 2 | 4 | X | 1 | X | 2 | 1 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Acrylate",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-acrylate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-acrylate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Acrylate | 4 | 1 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | X | 4 | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Alcohol",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Alcohol | 1 | 2 | 1 | 1 | 2 | 2 | 4 | 1 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Alcohol (Secondary)",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-alcohol-secondary",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-alcohol-secondary/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Alcohol (Secondary) | 2 | 2 | 2 | 2 | 2 | 2 | 4 | 2 | 1 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Alcohol (Tertiary)",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-alcohol-tertiary",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-alcohol-tertiary/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Alcohol (Tertiary) | 2 | 2 | 2 | 2 | 2 | 2 | 4 | 2 | 1 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Amine or N-Butyl Amine",
      "nitrile": "1",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-amine-or-n-butyl-amine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-amine-or-n-butyl-amine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Amine or N-Butyl Amine | 1 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Benzoate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-benzoate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-benzoate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Benzoate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Benzoate or n-Butyl Benzoate",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "X",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-benzoate-or-n-butyl-benzoate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-benzoate-or-n-butyl-benzoate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Benzoate or n-Butyl Benzoate | 4 | 1 | 2 | 4 | X | 4 | X | 1 | 1 | 1 | X | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Benzolate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-benzolate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-benzolate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Benzolate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Butyrate or n-Butyl Butyrate",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "X",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-butyrate-or-n-butyl-butyrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-butyrate-or-n-butyl-butyrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Butyrate or n-Butyl Butyrate | 4 | 1 | 4 | 4 | X | 4 | X | 1 | 1 | 1 | X | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Carbitol",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "3",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-carbitol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-carbitol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Carbitol | 4 | 1 | 3 | 4 | 4 | 1 | 4 | 2 | 3 | X | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Cellosolve",
      "nitrile": "3",
      "epdm": "2",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-cellosolve",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-cellosolve/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Cellosolve | 3 | 2 | 3 | 4 | X | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Cellosolve Acetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-cellosolve-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-cellosolve-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Cellosolve Acetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Cellosolve Adipate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-cellosolve-adipate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-cellosolve-adipate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Cellosolve Adipate | 4 | 2 | 4 | 4 | 2 | 2 | 4 | 4 | 2 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Chloride",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Chloride | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Ether or n-Butyl Ether",
      "nitrile": "3",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "3",
      "viton": "4",
      "polyurethane": "3",
      "fluorosilicone": "4",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-ether-or-n-butyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-ether-or-n-butyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Ether or n-Butyl Ether | 3 | 3 | 4 | 4 | X | 4 | 3 | 3 | 4 | 3 | 4 | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Glycolate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-glycolate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-glycolate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Glycolate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Lactate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-lactate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-lactate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Lactate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Laurate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-laurate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-laurate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Laurate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Mercaptan (Tertiary)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-mercaptan-tertiary",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-mercaptan-tertiary/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Mercaptan (Tertiary) | 4 | 4 | 4 | 4 | X | 4 | 4 | X | 1 | 4 | 4 | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Methacrylate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-methacrylate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-methacrylate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Methacrylate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Oleate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-oleate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-oleate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Oleate | 4 | 2 | 4 | 4 | X | 2 | X | 4 | 1 | X | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Oxalate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-oxalate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-oxalate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Oxalate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyl Stearate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyl-stearate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyl-stearate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyl Stearate | 2 | 4 | 4 | 4 | X | 4 | X | 4 | 1 | X | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butylbenzoic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butylbenzoic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butylbenzoic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butylbenzoic Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butylene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butylene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butylene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butylene | 2 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyraldehyde",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyraldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyraldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyraldehyde | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyric Acid",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyric Acid | 4 | 2 | 4 | 4 | X | 2 | 4 | 4 | 2 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyric Anhydride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyric-anhydride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyric-anhydride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyric Anhydride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyrolacetone",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyrolacetone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyrolacetone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart",
      "source_quote": "Butyrolacetone | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Butyryl Chloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "butyryl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/butyryl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Butyryl Chloride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cadmium Chloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cadmium-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cadmium-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cadmium Chloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cadmium Cyanide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cadmium-cyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cadmium-cyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cadmium Cyanide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cadmium Nitrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cadmium-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cadmium-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cadmium Nitrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cadmium Oxide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cadmium-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cadmium-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cadmium Oxide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cadmium Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cadmium-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cadmium-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cadmium Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cadmium Sulfide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cadmium-sulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cadmium-sulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cadmium Sulfide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcine Liquors",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcine-liquors",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcine-liquors/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcine Liquors | 1 | 1 | X | X | X | 1 | 4 | X | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Acetate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Acetate | 2 | 1 | 2 | 4 | 4 | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Arsenate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-arsenate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-arsenate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Arsenate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Benzoate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-benzoate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-benzoate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Benzoate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Bicarbonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-bicarbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-bicarbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Bicarbonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Bisulfide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-bisulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-bisulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Bisulfide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Bisulfite",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "3",
      "fluorosilicone": "3",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-bisulfite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-bisulfite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Bisulfite | 2 | 1 | 2 | 2 | 3 | 1 | 3 | 1 | 2 | 3 | 3 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Bromide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-bromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-bromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Bromide | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Carbide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-carbide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-carbide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Carbide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Carbonate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-carbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-carbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Carbonate | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 3 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Chlorate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-chlorate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-chlorate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Chlorate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Chloride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Chloride | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Chromate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-chromate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-chromate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Chromate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Cyanamide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-cyanamide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-cyanamide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Cyanamide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Cyanide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-cyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-cyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Cyanide | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | X | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Fluoride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-fluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-fluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Fluoride | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Gluconate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-gluconate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-gluconate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Gluconate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Hydride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-hydride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-hydride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Hydride | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Hydrosulfide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-hydrosulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-hydrosulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Hydrosulfide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Hydroxide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-hydroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-hydroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Hydroxide | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 2 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Hypochlorite",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-hypochlorite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-hypochlorite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Hypochlorite | 2 | 1 | 2 | 2 | 2 | 1 | 4 | 1 | 1 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Hypophosphite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-hypophosphite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-hypophosphite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Hypophosphite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Lactate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-lactate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-lactate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Lactate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Naphthenate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-naphthenate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-naphthenate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Naphthenate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Nitrate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Nitrate | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Oxalate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-oxalate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-oxalate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Oxalate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Oxide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Oxide | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Permanganate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-permanganate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-permanganate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Permanganate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Peroxide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-peroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-peroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Peroxide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Phenolsulfonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-phenolsulfonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-phenolsulfonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Phenolsulfonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Phosphate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Phosphate | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Phosphate Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-phosphate-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-phosphate-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Phosphate Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Propionate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-propionate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-propionate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Propionate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Pyridine Sulfonate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-pyridine-sulfonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-pyridine-sulfonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Pyridine Sulfonate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Salts",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-salts",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-salts/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Salts | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Silicate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-silicate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-silicate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Silicate | 1 | 1 | 1 | 1 | X | 1 | X | 1 | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Stearate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-stearate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-stearate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Stearate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Sulfamate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-sulfamate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-sulfamate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Sulfamate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Sulfide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-sulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-sulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Sulfide | 1 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Sulfite",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-sulfite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-sulfite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Sulfite | 1 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Thiocyanate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-thiocyanate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-thiocyanate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Thiocyanate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Thiosulfate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-thiosulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-thiosulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Thiosulfate | 2 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Calcium Tungstate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "calcium-tungstate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/calcium-tungstate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Calcium Tungstate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Caliche Liquors",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "caliche-liquors",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/caliche-liquors/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Caliche Liquors | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Camphene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "camphene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/camphene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Camphene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Camphor",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "camphor",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/camphor/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Camphor | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Camphoric Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "camphoric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/camphoric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Camphoric Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cane Sugar Liquors",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cane-sugar-liquors",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cane-sugar-liquors/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cane Sugar Liquors | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Capric Acid",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "capric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/capric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Capric Acid | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Caproic Acid",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "caproic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/caproic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Caproic Acid | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Caproic Aldehyde",
      "nitrile": "X",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "caproic-aldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/caproic-aldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Caproic Aldehyde | X | 2 | X | X | 2 | 2 | 4 | X | 4 | 4 | 4 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Caprolactam",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "caprolactam",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/caprolactam/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Caprolactam | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Capronaldehyde",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "capronaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/capronaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Capronaldehyde | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Carbamate",
      "nitrile": "3",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "carbamate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/carbamate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Carbamate | 3 | 2 | 2 | 4 | X | 2 | 4 | 2 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Carbazole",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "carbazole",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/carbazole/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Carbazole | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Carbitol",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "carbitol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/carbitol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Carbitol | 2 | 2 | 2 | 2 | 2 | 2 | 4 | 2 | 2 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Carbolic Acid (Phenol)",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "carbolic-acid-phenol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/carbolic-acid-phenol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Carbolic Acid (Phenol) | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 1 | 3 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Carbon Bisulfide",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "carbon-bisulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/carbon-bisulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Carbon Bisulfide | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 1 | X | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Carbon Dioxide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "carbon-dioxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/carbon-dioxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Carbon Dioxide | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Carbon Dioxide (Explosive Decompression Use)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "carbon-dioxide-explosive-decompression-use",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/carbon-dioxide-explosive-decompression-use/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Carbon Dioxide (Explosive Decompression Use) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Carbon Disulfide",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "carbon-disulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/carbon-disulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Carbon Disulfide | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 1 | X | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Carbon Fluorides",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "carbon-fluorides",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/carbon-fluorides/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Carbon Fluorides | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Carbon Monoxide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "carbon-monoxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/carbon-monoxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Carbon Monoxide | 1 | 1 | 2 | 2 | 1 | 1 | X | 2 | 1 | 1 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Carbon Tetrabromide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "carbon-tetrabromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/carbon-tetrabromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Carbon Tetrabromide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Carbon Tetrachloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "carbon-tetrachloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/carbon-tetrachloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Carbon Tetrachloride | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Carbon Tetrafluoride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "carbon-tetrafluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/carbon-tetrafluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Carbon Tetrafluoride | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Carbonic Acid",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "carbonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/carbonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Carbonic Acid | 2 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Casein",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "casein",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/casein/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Casein | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Castor Oil",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "2",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "castor-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/castor-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Castor Oil | 1 | 2 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Caustic Lime",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "caustic-lime",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/caustic-lime/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Caustic Lime | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Caustic Potash",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "caustic-potash",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/caustic-potash/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Caustic Potash | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Caustic Soda (Sodium Hydroxide)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "caustic-soda-sodium-hydroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/caustic-soda-sodium-hydroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Caustic Soda (Sodium Hydroxide) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cellosolve",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cellosolve",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cellosolve/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cellosolve | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cellosolve, Acetate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cellosolve-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cellosolve-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cellosolve, Acetate | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cellosolve, Butyl",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cellosolve-butyl",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cellosolve-butyl/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cellosolve, Butyl | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Celluguard",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "celluguard",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/celluguard/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Celluguard | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cellulose Acetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cellulose-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cellulose-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cellulose Acetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cellulose Acetate Butyrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cellulose-acetate-butyrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cellulose-acetate-butyrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cellulose Acetate Butyrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cellulose Ether",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cellulose-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cellulose-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cellulose Ether | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cellulose Nitrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cellulose-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cellulose-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cellulose Nitrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cellulose Tripropionate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cellulose-tripropionate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cellulose-tripropionate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cellulose Tripropionate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cellulube (Phosphate Esters)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cellulube-phosphate-esters",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cellulube-phosphate-esters/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cellulube (Phosphate Esters) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cellutherm 2505A",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cellutherm-2505a",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cellutherm-2505a/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cellutherm 2505A | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cerium Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cerium-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cerium-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cerium Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cerous Chloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cerous-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cerous-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cerous Chloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cerous Fluoride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cerous-fluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cerous-fluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cerous Fluoride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cerous Nitrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cerous-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cerous-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cerous Nitrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cetane (Hexadecane)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cetane-hexadecane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cetane-hexadecane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cetane (Hexadecane) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 4 | 3 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cetyl Alcohol",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cetyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cetyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cetyl Alcohol | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chaulmoogric Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chaulmoogric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chaulmoogric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chaulmoogric Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "China Wood Oil (Tung Oil)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "X",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "china-wood-oil-tung-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/china-wood-oil-tung-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "China Wood Oil (Tung Oil) | 1 | 4 | 2 | 4 | 4 | 3 | X | 3 | 1 | 3 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloral",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloral",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloral/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloral | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloramine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloramine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloramine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloramine | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloranthraquinone",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloranthraquinone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloranthraquinone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloranthraquinone | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlordane",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlordane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlordane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlordane | 2 | 4 | 3 | 4 | 4 | 4 | X | 3 | 1 | X | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorextol",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorextol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorextol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorextol | 2 | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloric Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloric Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorinated Solvents, Dry",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorinated-solvents-dry",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorinated-solvents-dry/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorinated Solvents, Dry | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorinated Solvents, Wet",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorinated-solvents-wet",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorinated-solvents-wet/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorinated Solvents, Wet | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorine Dioxide",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorine-dioxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorine-dioxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorine Dioxide | 4 | 3 | 4 | 4 | X | 3 | 4 | 3 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorine Dioxide, 8% Cl as NaClO2 in solution",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorine-dioxide-8-cl-as-naclo2-in-solution",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorine-dioxide-8-cl-as-naclo2-in-solution/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorine Dioxide, 8% Cl as NaClO2 in solution | 4 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorine (Dry)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorine-dry",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorine-dry/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorine (Dry) | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorine (Plasma)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorine-plasma",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorine-plasma/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorine (Plasma) | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorine Trifluoride",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "4",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorine-trifluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorine-trifluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorine Trifluoride | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorine Water",
      "nitrile": "3",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorine-water",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorine-water/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorine Water | 3 | 2 | 4 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorine (Wet)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorine-wet",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorine-wet/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorine (Wet) | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloro 1-Nitro Ethane (1-Chloro 1-Nitro Ethane)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloro-1-nitro-ethane-1-chloro-1-nitro-ethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloro-1-nitro-ethane-1-chloro-1-nitro-ethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloro 1-Nitro Ethane (1-Chloro 1-Nitro Ethane) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloro Oxyfluorides",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloro-oxyfluorides",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloro-oxyfluorides/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloro Oxyfluorides | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloro Xylenols",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloro-xylenols",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloro-xylenols/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloro Xylenols | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloroacetaldehyde",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloroacetaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloroacetaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloroacetaldehyde | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloroacetic Acid",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloroacetic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloroacetic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloroacetic Acid | 4 | 2 | 4 | 4 | X | 2 | 4 | 1 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloroacetone",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloroacetone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloroacetone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloroacetone | 4 | 1 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloroacetyl Chloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloroacetyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloroacetyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloroacetyl Chloride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloroamino Benzoic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloroamino-benzoic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloroamino-benzoic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloroamino Benzoic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloroaniline",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloroaniline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloroaniline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloroaniline | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorobenzaldehyde",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorobenzaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorobenzaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorobenzaldehyde | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorobenzene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorobenzene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorobenzene Chloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorobenzene-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorobenzene-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorobenzene Chloride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorobenzene (Mono)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorobenzene-mono",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorobenzene-mono/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorobenzene (Mono) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorobenzene Trifluoride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorobenzene-trifluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorobenzene-trifluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorobenzene Trifluoride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorobenzochloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorobenzochloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorobenzochloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorobenzochloride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorobenzotrifluoride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorobenzotrifluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorobenzotrifluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorobenzotrifluoride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorobromo Methane",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorobromo-methane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorobromo-methane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorobromo Methane | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 1 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorobromopropane",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorobromopropane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorobromopropane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorobromopropane | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorobutadiene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorobutadiene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorobutadiene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorobutadiene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorobutane (Butyl Chloride)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorobutane-butyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorobutane-butyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorobutane (Butyl Chloride) | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorododecane",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorododecane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorododecane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorododecane | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloroethane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloroethane | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloroethane Sulfonic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloroethane-sulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloroethane-sulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloroethane Sulfonic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloroethylbenzene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloroethylbenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloroethylbenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloroethylbenzene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloroform",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloroform",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloroform/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloroform | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorohydrin",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorohydrin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorohydrin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorohydrin | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloronaphthalene or o-Chloronaphthalene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloronaphthalene-or-o-chloronaphthalene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloronaphthalene-or-o-chloronaphthalene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloronaphthalene or o-Chloronaphthalene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloronitrobenzene",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloronitrobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloronitrobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloronitrobenzene | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorophenol or o-Chlorophenol",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorophenol-or-o-chlorophenol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorophenol-or-o-chlorophenol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorophenol or o-Chlorophenol | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloropicrin",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloropicrin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloropicrin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloropicrin | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloroprene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloroprene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloroprene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloroprene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorosilanes",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorosilanes",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorosilanes/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorosilanes | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorosulfonic Acid",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorosulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorosulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorosulfonic Acid | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorotoluene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorotoluene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorotoluene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorotoluene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorotoluene Sulfonic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorotoluene-sulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorotoluene-sulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorotoluene Sulfonic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorotoluidine",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorotoluidine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorotoluidine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorotoluidine | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorotrifluoroethylene (CTFE)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorotrifluoroethylene-ctfe",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorotrifluoroethylene-ctfe/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorotrifluoroethylene (CTFE) | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chlorox",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chlorox",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chlorox/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chlorox | 2 | 2 | 2 | 4 | X | 2 | 4 | 2 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chloroxylols",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chloroxylols",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chloroxylols/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chloroxylols | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cholesterol",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cholesterol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cholesterol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cholesterol | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chrome Alum",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chrome-alum",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chrome-alum/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chrome Alum | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chrome Plating Solutions",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chrome-plating-solutions",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chrome-plating-solutions/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chrome Plating Solutions | 4 | 2 | 4 | 4 | 2 | 2 | 4 | 4 | 1 | 4 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chromic Acid",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chromic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chromic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chromic Acid | 4 | 2 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chromic Chloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chromic-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chromic-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chromic Chloride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chromic Fluorides",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chromic-fluorides",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chromic-fluorides/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chromic Fluorides | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chromic Hydroxide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chromic-hydroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chromic-hydroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chromic Hydroxide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chromic Nitrates",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chromic-nitrates",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chromic-nitrates/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chromic Nitrates | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chromic Oxide",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chromic-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chromic-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chromic Oxide | 4 | 2 | 4 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chromic Phosphate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chromic-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chromic-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chromic Phosphate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chromic Sulfate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chromic-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chromic-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chromic Sulfate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chromium Potassium Sulfate (Alum)",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chromium-potassium-sulfate-alum",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chromium-potassium-sulfate-alum/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chromium Potassium Sulfate (Alum) | 2 | 2 | X | X | X | X | X | X | 1 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Chromyl Chlorides",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "chromyl-chlorides",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/chromyl-chlorides/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Chromyl Chlorides | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cinnamic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cinnamic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cinnamic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cinnamic Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cinnamic Alcohol",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cinnamic-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cinnamic-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cinnamic Alcohol | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cinnamic Aldehyde",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cinnamic-aldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cinnamic-aldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cinnamic Aldehyde | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Circo Light Process Oil",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "circo-light-process-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/circo-light-process-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Circo Light Process Oil | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Citric Acid",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "citric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/citric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Citric Acid | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "City Service #65 #120 #250",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "city-service-65-120-250",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/city-service-65-120-250/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "City Service #65 #120 #250 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "City Service Koolmoter-AP Gear Oil 140-EP Lube",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "city-service-koolmoter-ap-gear-oil-140-ep-lube",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/city-service-koolmoter-ap-gear-oil-140-ep-lube/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "City Service Koolmoter-AP Gear Oil 140-EP Lube | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "City Service Pacemaker #2",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "city-service-pacemaker-2",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/city-service-pacemaker-2/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "City Service Pacemaker #2 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Clorox",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "clorox",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/clorox/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Clorox | 2 | 2 | X | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Coal Tar",
      "nitrile": "1",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "coal-tar",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/coal-tar/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Coal Tar | 1 | X | X | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cobalt Chloride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cobalt-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cobalt-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cobalt Chloride | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cobalt Chloride, 2N",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cobalt-chloride-2n",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cobalt-chloride-2n/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cobalt Chloride, 2N | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cobaltous Acetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cobaltous-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cobaltous-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cobaltous Acetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cobaltous Bromide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cobaltous-bromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cobaltous-bromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cobaltous Bromide | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cobaltous Linoleate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cobaltous-linoleate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cobaltous-linoleate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cobaltous Linoleate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cobaltous Naphthenate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cobaltous-naphthenate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cobaltous-naphthenate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cobaltous Naphthenate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cobaltous Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cobaltous-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cobaltous-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cobaltous Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Coconut Oil",
      "nitrile": "1",
      "epdm": "3",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "1",
      "butyl": "3",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "coconut-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/coconut-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Coconut Oil | 1 | 3 | 3 | 4 | 1 | 3 | 1 | 3 | 1 | 3 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cod Liver Oil",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cod-liver-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cod-liver-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cod Liver Oil | 1 | 1 | 2 | 4 | 2 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Codeine",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "codeine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/codeine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Codeine | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Coffee",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "coffee",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/coffee/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Coffee | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Coke Oven Gas",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "coke-oven-gas",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/coke-oven-gas/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Coke Oven Gas | 4 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Coliche Liquors",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "X",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "coliche-liquors",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/coliche-liquors/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Coliche Liquors | 2 | 2 | 1 | 2 | X | 2 | X | X | X | X | X | 2 | X |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Convelex 10",
      "nitrile": "4",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "X",
      "polyurethane": "2",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "X",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "convelex-10",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/convelex-10/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Convelex 10 | 4 | X | 4 | 4 | 4 | 4 | X | 4 | X | 2 | X | X | X |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Coolanol 20 25R 35R 40& 45A (Monsanto)",
      "nitrile": "1",
      "epdm": "3",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "coolanol-20-25r-35r-40-45a-monsanto",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/coolanol-20-25r-35r-40-45a-monsanto/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Coolanol 20 25R 35R 40& 45A (Monsanto) | 1 | 3 | 2 | 4 | 4 | 4 | 4 | 2 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Copper Acetate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "copper-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/copper-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Copper Acetate | 2 | 1 | 2 | 4 | 4 | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Copper Ammonium Acetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "copper-ammonium-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/copper-ammonium-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Copper Ammonium Acetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Copper Carbonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "copper-carbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/copper-carbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Copper Carbonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Copper Chloride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "copper-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/copper-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Copper Chloride | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Copper Cyanide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "copper-cyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/copper-cyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Copper Cyanide | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Copper Gluconate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "copper-gluconate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/copper-gluconate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Copper Gluconate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Copper Naphthenate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "copper-naphthenate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/copper-naphthenate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Copper Naphthenate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Copper Nitrate",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "copper-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/copper-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Copper Nitrate | 2 | 2 | X | X | X | X | X | X | 1 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Copper Oxide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "copper-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/copper-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Copper Oxide | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Copper Salts",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "copper-salts",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/copper-salts/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Copper Salts | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Copper Sulfate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "copper-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/copper-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Copper Sulfate | 1 | 1 | 1 | 2 | 1 | 2 | 4 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Copper Sulfate 10%",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "copper-sulfate-10",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/copper-sulfate-10/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Copper Sulfate 10% | 1 | 1 | 1 | 2 | 1 | 2 | 4 | 1 | 1 | 2 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Copper Sulfate 50%",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "copper-sulfate-50",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/copper-sulfate-50/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Copper Sulfate 50% | 1 | 1 | 1 | 2 | 1 | 2 | 4 | 1 | 1 | 3 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Corn Oil",
      "nitrile": "1",
      "epdm": "3",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "1",
      "butyl": "3",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "corn-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/corn-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Corn Oil | 1 | 3 | 3 | 4 | 1 | 3 | 1 | 2 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cottonseed Oil",
      "nitrile": "1",
      "epdm": "3",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "1",
      "butyl": "3",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cottonseed-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cottonseed-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cottonseed Oil | 1 | 3 | 3 | 4 | 1 | 3 | 1 | 2 | 1 | 1 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Creosote, Coal Tar",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "creosote-coal-tar",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/creosote-coal-tar/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Creosote, Coal Tar | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 3 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Creosote, Wood",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "creosote-wood",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/creosote-wood/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Creosote, Wood | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 3 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cresol (Methyl Phenol)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cresol-methyl-phenol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cresol-methyl-phenol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cresol (Methyl Phenol) | X | X | X | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cresols",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cresols",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cresols/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cresols | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cresylic Acid",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cresylic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cresylic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cresylic Acid | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Crotonaldehyde",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "crotonaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/crotonaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Crotonaldehyde | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Crotonic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "crotonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/crotonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Crotonic Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Crude Oil",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "crude-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/crude-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Crude Oil | 2 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | X | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cumaldehyde",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cumaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cumaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cumaldehyde | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cumene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cumene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cumene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cumene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cumene Hydroperoxide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cumene-hydroperoxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cumene-hydroperoxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cumene Hydroperoxide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cupric Sulfate",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cupric-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cupric-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cupric Sulfate | 2 | 2 | X | X | X | X | X | X | 1 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cutting Oil",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cutting-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cutting-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cutting Oil | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyanamide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyanamide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyanamide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyanamide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyanides",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyanides",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyanides/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyanides | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyanogen Chloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyanogen-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyanogen-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyanogen Chloride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyanogen Gas",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyanogen-gas",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyanogen-gas/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyanogen Gas | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyanohydrin",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyanohydrin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyanohydrin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyanohydrin | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyanuric Chloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyanuric-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyanuric-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyanuric Chloride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyclohexane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyclohexane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyclohexane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyclohexane | 1 | 4 | 3 | 4 | 4 | 4 | 2 | 4 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyclohexanol",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyclohexanol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyclohexanol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyclohexanol | 1 | 4 | 2 | 4 | 4 | 4 | X | 2 | 1 | X | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyclohexanone",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyclohexanone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyclohexanone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyclohexanone | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyclohexene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyclohexene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyclohexene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyclohexene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyclohexylamine",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyclohexylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyclohexylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyclohexylamine | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyclohexylamine Carbonate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyclohexylamine-carbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyclohexylamine-carbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyclohexylamine Carbonate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyclohexylamine Laurate",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyclohexylamine-laurate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyclohexylamine-laurate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyclohexylamine Laurate | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyclopentadiene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyclopentadiene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyclopentadiene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyclopentadiene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyclopentane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyclopentane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyclopentane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyclopentane | 1 | 4 | 3 | 4 | 4 | 4 | 2 | 4 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cyclopolyolefins",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cyclopolyolefins",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cyclopolyolefins/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cyclopolyolefins | 1 | 4 | 3 | 4 | 4 | 4 | 2 | 4 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Cymene or p-Cymene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "cymene-or-p-cymene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/cymene-or-p-cymene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Cymene or p-Cymene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "DDT (Dichlorodiphenyltrichloroethane)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ddt-dichlorodiphenyltrichloroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ddt-dichlorodiphenyltrichloroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "DDT (Dichlorodiphenyltrichloroethane) | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Decalin",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "decalin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/decalin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Decalin | 4 | 4 | 4 | 4 | 4 | 4 | X | 4 | 1 | X | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Decane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "decane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/decane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Decane | 1 | 4 | 3 | 4 | 2 | 4 | 1 | 3 | 1 | 2 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Delco Brake Fluid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "delco-brake-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/delco-brake-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Delco Brake Fluid | 3 | 1 | 2 | 1 | 3 | 2 | X | 2 | 4 | X | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Denatured Alcohol",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "denatured-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/denatured-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Denatured Alcohol | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Detergent, Water Solution",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "detergent-water-solution",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/detergent-water-solution/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Detergent, Water Solution | 1 | 1 | 2 | 2 | 1 | 1 | 4 | 2 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Developing Fluids (Photo)",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "developing-fluids-photo",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/developing-fluids-photo/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Developing Fluids (Photo) | 1 | 2 | 1 | 2 | 1 | 2 | X | 1 | 1 | X | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dexron",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dexron",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dexron/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dexron | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dextrin",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dextrin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dextrin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dextrin | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dextro Lactic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dextro-lactic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dextro-lactic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dextro Lactic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dextron",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dextron",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dextron/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dextron | 1 | 4 | 2 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dextrose",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dextrose",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dextrose/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dextrose | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Di-ester Lubricant MIL-L-7808",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "di-ester-lubricant-mil-l-7808",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/di-ester-lubricant-mil-l-7808/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Di-ester Lubricant MIL-L-7808 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Di-ester Synthetic Lubricants",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "di-ester-synthetic-lubricants",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/di-ester-synthetic-lubricants/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Di-ester Synthetic Lubricants | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Di-Tert-Butyl Peroxide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "di-tert-butyl-peroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/di-tert-butyl-peroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Di-Tert-Butyl Peroxide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "DI Water",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "di-water",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/di-water/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "DI Water | 2 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 2 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diacetone",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diacetone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diacetone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diacetone | 4 | 1 | 4 | 4 | 4 | 1 | 4 | 4 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diacetone Alcohol",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diacetone-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diacetone-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diacetone Alcohol | 4 | 1 | 2 | 4 | 4 | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dialkyl Sulfates",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dialkyl-sulfates",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dialkyl-sulfates/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dialkyl Sulfates | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diallyl Ether",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diallyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diallyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diallyl Ether | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diallyl Phthalate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diallyl-phthalate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diallyl-phthalate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diallyl Phthalate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diamylamine",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diamylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diamylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diamylamine | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diazinon",
      "nitrile": "3",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "3",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diazinon",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diazinon/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diazinon | 3 | 4 | 3 | 4 | 4 | 4 | X | 3 | 2 | X | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dibenzyl Ether",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "2",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dibenzyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dibenzyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dibenzyl Ether | 4 | 2 | 4 | 4 | X | 2 | X | 4 | 4 | 2 | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dibenzyl Sebacate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "2",
      "fluorosilicone": "3",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dibenzyl-sebacate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dibenzyl-sebacate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dibenzyl Sebacate | 4 | 2 | 4 | 4 | 3 | 2 | 4 | 4 | 2 | 2 | 3 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dibenzyl (sym-Diphenylethane)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dibenzyl-sym-diphenylethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dibenzyl-sym-diphenylethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dibenzyl (sym-Diphenylethane) | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diborane",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diborane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diborane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diborane | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dibromoethane",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dibromoethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dibromoethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dibromoethane | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dibromoethyl Benzene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dibromoethyl-benzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dibromoethyl-benzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dibromoethyl Benzene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dibutyl Cellosolve Adipate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dibutyl-cellosolve-adipate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dibutyl-cellosolve-adipate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dibutyl Cellosolve Adipate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dibutyl Ether",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "3",
      "polyurethane": "2",
      "fluorosilicone": "3",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dibutyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dibutyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dibutyl Ether | 4 | 3 | 4 | 4 | 4 | 3 | 3 | 4 | 3 | 2 | 3 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dibutyl Methylenedithio Glycolate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dibutyl-methylenedithio-glycolate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dibutyl-methylenedithio-glycolate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dibutyl Methylenedithio Glycolate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dibutyl Phthalate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "3",
      "polyurethane": "3",
      "fluorosilicone": "3",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dibutyl-phthalate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dibutyl-phthalate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dibutyl Phthalate | 4 | 2 | 4 | 4 | 2 | 3 | 4 | 4 | 3 | 3 | 3 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dibutyl Sebacate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dibutyl-sebacate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dibutyl-sebacate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dibutyl Sebacate | 4 | 2 | 4 | 4 | 2 | 2 | 4 | 4 | 2 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dibutyl Thioglycolate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dibutyl-thioglycolate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dibutyl-thioglycolate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dibutyl Thioglycolate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dibutyl Thiourea",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dibutyl-thiourea",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dibutyl-thiourea/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dibutyl Thiourea | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dibutylamine",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "3",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dibutylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dibutylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dibutylamine | 4 | 1 | 3 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichloroacetic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichloroacetic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichloroacetic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichloroacetic Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichloroaniline",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichloroaniline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichloroaniline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichloroaniline | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichlorobenzene or o-Dichlorobenzene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichlorobenzene-or-o-dichlorobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichlorobenzene-or-o-dichlorobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichlorobenzene or o-Dichlorobenzene | 4 | 4 | 4 | 4 | X | 4 | 4 | 2 | 1 | 4 | 4 | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichlorobenzene or p-Dichlorobenzene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichlorobenzene-or-p-dichlorobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichlorobenzene-or-p-dichlorobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichlorobenzene or p-Dichlorobenzene | 4 | 4 | 4 | 4 | X | 4 | 4 | 2 | 1 | 4 | 4 | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichlorobutane",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichlorobutane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichlorobutane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichlorobutane | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichlorobutene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichlorobutene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichlorobutene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichlorobutene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichlorodiphenyl-Dichloroethane (DDD)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichlorodiphenyl-dichloroethane-ddd",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichlorodiphenyl-dichloroethane-ddd/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichlorodiphenyl-Dichloroethane (DDD) | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichloroethane",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichloroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichloroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichloroethane | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichloroethylene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichloroethylene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichloroethylene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichloroethylene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichlorohydrin",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichlorohydrin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichlorohydrin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichlorohydrin | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichloroisopropyl Ether",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "3",
      "polyurethane": "2",
      "fluorosilicone": "3",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichloroisopropyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichloroisopropyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichloroisopropyl Ether | 4 | 3 | 4 | 4 | 4 | 4 | 3 | 4 | 3 | 2 | 3 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichloromethane",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichloromethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichloromethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichloromethane | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichlorophenol",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichlorophenol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichlorophenol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichlorophenol | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichlorophenoxyacetic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichlorophenoxyacetic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichlorophenoxyacetic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichlorophenoxyacetic Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichloropropane",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichloropropane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichloropropane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichloropropane | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichloropropene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichloropropene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichloropropene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichloropropene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dichlorosilane",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dichlorosilane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dichlorosilane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dichlorosilane | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dicyclohexylamine",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dicyclohexylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dicyclohexylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dicyclohexylamine | 1 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dicyclohexylammonium Nitrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dicyclohexylammonium-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dicyclohexylammonium-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dicyclohexylammonium Nitrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dieldrin",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dieldrin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dieldrin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dieldrin | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diesel Oil",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diesel-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diesel-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diesel Oil | 1 | 4 | 3 | 4 | 4 | 4 | 1 | 3 | 1 | 3 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diethanolamine (DEA)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diethanolamine-dea",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diethanolamine-dea/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diethanolamine (DEA) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diethyl Benzene",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diethyl-benzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diethyl-benzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diethyl Benzene | X | X | X | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diethyl Carbonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diethyl-carbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diethyl-carbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diethyl Carbonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diethyl Ether",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "1",
      "fluorosilicone": "3",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diethyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diethyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diethyl Ether | 4 | 4 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 1 | 3 | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diethyl Phthalate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diethyl-phthalate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diethyl-phthalate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diethyl Phthalate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diethyl Sebacate",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diethyl-sebacate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diethyl-sebacate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diethyl Sebacate | 2 | 2 | 4 | 4 | 2 | 2 | 4 | 4 | 2 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diethyl Sulfate",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "2",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "3",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diethyl-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diethyl-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diethyl Sulfate | 4 | 1 | 4 | X | 2 | X | X | X | 3 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diethylamine",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diethylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diethylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diethylamine | 2 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 4 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diethylaniline",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diethylaniline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diethylaniline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diethylaniline | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diethylene Glycol",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "2",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diethylene-glycol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diethylene-glycol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diethylene Glycol | 1 | 1 | 1 | 1 | 2 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diethylenetriamine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diethylenetriamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diethylenetriamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diethylenetriamine | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Difluorodibromomethane",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "X",
      "polyurethane": "4",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "difluorodibromomethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/difluorodibromomethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Difluorodibromomethane | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | X | 4 | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Difluoroethane",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "difluoroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/difluoroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Difluoroethane | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Difluoromonochloroethane",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "difluoromonochloroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/difluoromonochloroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Difluoromonochloroethane | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diglycol Chloroformate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diglycol-chloroformate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diglycol-chloroformate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diglycol Chloroformate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diglycolic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diglycolic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diglycolic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diglycolic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dihydroxydiphenylsulfone",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dihydroxydiphenylsulfone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dihydroxydiphenylsulfone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dihydroxydiphenylsulfone | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diisobutyl Ketone",
      "nitrile": "X",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diisobutyl-ketone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diisobutyl-ketone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diisobutyl Ketone | X | 1 | X | X | X | 1 | X | X | X | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diisobutylcarbinol",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diisobutylcarbinol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diisobutylcarbinol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diisobutylcarbinol | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diisobutylene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diisobutylene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diisobutylene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diisobutylene | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 3 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diisooctyl Sebacate",
      "nitrile": "3",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diisooctyl-sebacate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diisooctyl-sebacate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diisooctyl Sebacate | 3 | 3 | 4 | 4 | 3 | 4 | 4 | 4 | 2 | 4 | 3 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diisopropyl Ether (DIPE)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diisopropyl-ether-dipe",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diisopropyl-ether-dipe/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diisopropyl Ether (DIPE) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diisopropyl Ketone",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diisopropyl-ketone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diisopropyl-ketone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diisopropyl Ketone | 4 | 1 | 4 | 4 | 4 | 1 | 4 | 4 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diisopropylbenzene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diisopropylbenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diisopropylbenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diisopropylbenzene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diisopropylidene Acetone",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diisopropylidene-acetone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diisopropylidene-acetone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diisopropylidene Acetone | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dimethyl Acetamide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dimethyl-acetamide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dimethyl-acetamide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dimethyl Acetamide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dimethyl Ether",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "3",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dimethyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dimethyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dimethyl Ether | 1 | 2 | 3 | X | X | X | X | X | 2 | X | X | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dimethyl Formaldehyde",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dimethyl-formaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dimethyl-formaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dimethyl Formaldehyde | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dimethyl Formamide (DMF)",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dimethyl-formamide-dmf",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dimethyl-formamide-dmf/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dimethyl Formamide (DMF) | 2 | 1 | 3 | 4 | 2 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dimethyl Phenyl Carbinol",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dimethyl-phenyl-carbinol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dimethyl-phenyl-carbinol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dimethyl Phenyl Carbinol | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dimethyl Phenyl Methanol",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dimethyl-phenyl-methanol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dimethyl-phenyl-methanol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dimethyl Phenyl Methanol | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dimethyl Phthalate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dimethyl-phthalate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dimethyl-phthalate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dimethyl Phthalate | 4 | 2 | 4 | 4 | X | 2 | 4 | 4 | 2 | X | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dimethyl Sulfoxide (DMSO)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dimethyl-sulfoxide-dmso",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dimethyl-sulfoxide-dmso/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dimethyl Sulfoxide (DMSO) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dimethyl Terephthalate (DMT)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dimethyl-terephthalate-dmt",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dimethyl-terephthalate-dmt/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dimethyl Terephthalate (DMT) | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dimethylamine (DMA)",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "3",
      "viton": "4",
      "polyurethane": "3",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dimethylamine-dma",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dimethylamine-dma/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dimethylamine (DMA) | 2 | 1 | 2 | 2 | 2 | 2 | 4 | 3 | 4 | 3 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dimethylaniline (Xylidine)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dimethylaniline-xylidine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dimethylaniline-xylidine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dimethylaniline (Xylidine) | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dimethyldisulfide (DMDS)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dimethyldisulfide-dmds",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dimethyldisulfide-dmds/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dimethyldisulfide (DMDS) | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dimethylhydrazine",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dimethylhydrazine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dimethylhydrazine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dimethylhydrazine | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dinitrochlorobenzene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dinitrochlorobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dinitrochlorobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dinitrochlorobenzene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dinitrogen Tetroxide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dinitrogen-tetroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dinitrogen-tetroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dinitrogen Tetroxide | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dinitrotoluene (DNT)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dinitrotoluene-dnt",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dinitrotoluene-dnt/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dinitrotoluene (DNT) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dioctyl Phthalate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dioctyl-phthalate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dioctyl-phthalate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dioctyl Phthalate | 4 | 2 | 4 | 4 | 3 | 2 | 4 | 4 | 2 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dioctyl Sebacate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "2",
      "fluorosilicone": "3",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dioctyl-sebacate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dioctyl-sebacate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dioctyl Sebacate | 4 | 2 | 4 | 4 | 3 | 2 | 4 | 4 | 2 | 2 | 3 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dioctylamine",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dioctylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dioctylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dioctylamine | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dioxane",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dioxane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dioxane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dioxane | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dioxolane",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dioxolane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dioxolane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dioxolane | 4 | 2 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dipentene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dipentene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dipentene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dipentene | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diphenyl",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diphenyl",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diphenyl/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diphenyl | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diphenyl Oxides",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diphenyl-oxides",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diphenyl-oxides/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diphenyl Oxides | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 1 | 4 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diphenylamine (DPA)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diphenylamine-dpa",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diphenylamine-dpa/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diphenylamine (DPA) | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diphenylene Oxide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diphenylene-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diphenylene-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diphenylene Oxide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Diphenylpropane",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "diphenylpropane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/diphenylpropane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Diphenylpropane | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Disilane",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "disilane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/disilane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Disilane | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dodecylbenzene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dodecylbenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dodecylbenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dodecylbenzene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Chemical 50-4",
      "nitrile": "X",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-chemical-50-4",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-chemical-50-4/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Chemical 50-4 | X | 1 | 2 | 1 | X | 2 | X | 2 | 4 | X | 4 | 2 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Chemical ET378",
      "nitrile": "4",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "X",
      "polyurethane": "2",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "X",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-chemical-et378",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-chemical-et378/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Chemical ET378 | 4 | X | 4 | 4 | 4 | 4 | 3 | 4 | X | 2 | X | X | X |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Chemical ET588",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-chemical-et588",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-chemical-et588/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Chemical ET588 | 3 | 1 | 2 | 1 | X | 2 | X | 2 | 4 | X | 4 | 2 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning -11",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-11",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-11/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning -11 | 2 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning 1208, 4050, 6620, F-60, XF-60",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-1208-4050-6620-f-60-xf-60",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-1208-4050-6620-f-60-xf-60/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning 1208, 4050, 6620, F-60, XF-60 | 1 | 1 | 1 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning -1265 Fluorosilicone Fluid",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "3",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-1265-fluorosilicone-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-1265-fluorosilicone-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning -1265 Fluorosilicone Fluid | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning -200",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-200",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-200/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning -200 | 2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning -220",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-220",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-220/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning -220 | 1 | 1 | 1 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning -3",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-3",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-3/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning -3 | 2 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning -33",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-33",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-33/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning -33 | 2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning -4",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-4",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-4/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning -4 | 2 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning -44",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-44",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-44/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning -44 | 2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning -5",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-5",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-5/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning -5 | 2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning -510",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-510",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-510/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning -510 | 2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning -55",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-55",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-55/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning -55 | 2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning -550",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-550",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-550/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning -550 | 2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning -704",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-704",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-704/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning -704 | 2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning -705",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-705",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-705/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning -705 | 2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning -710",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-710",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-710/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning -710 | 2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Corning F-61",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-corning-f-61",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-corning-f-61/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-2",
      "source_quote": "Dow Corning F-61 | 1 | 1 | 1 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dow Guard",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dow-guard",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dow-guard/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Dow Guard | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 3 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dowanol P Mix",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dowanol-p-mix",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dowanol-p-mix/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Dowanol P Mix | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dowtherm, 209",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dowtherm-209",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dowtherm-209/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Dowtherm, 209 | 3 | 1 | 2 | X | 3 | 2 | X | X | 4 | X | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dowtherm, A",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dowtherm-a",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dowtherm-a/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Dowtherm, A | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dowtherm, E",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dowtherm-e",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dowtherm-e/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Dowtherm, E | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Drinking Water",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "drinking-water",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/drinking-water/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Drinking Water | 1 | 1 | 2 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Dry Cleaning Fluids",
      "nitrile": "3",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dry-cleaning-fluids",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dry-cleaning-fluids/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Dry Cleaning Fluids | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "DTE 20 Series, Mobil",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dte-20-series-mobil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dte-20-series-mobil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "DTE 20 Series, Mobil | 2 | 4 | 1 | X | 4 | 4 | 2 | 2 | 1 | 1 | 2 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "DTE named series, Mobil, light-heavy",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "3",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "dte-named-series-mobil-light-heavy",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/dte-named-series-mobil-light-heavy/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "DTE named series, Mobil, light-heavy | 1 | 4 | 2 | 4 | 3 | 4 | X | 1 | 1 | 1 | 1 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Elco 28-EP lubricant",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "elco-28-ep-lubricant",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/elco-28-ep-lubricant/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Elco 28-EP lubricant | 1 | 4 | 3 | 4 | 2 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Epichlorohydrin",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "epichlorohydrin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/epichlorohydrin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Epichlorohydrin | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Epoxy Resins",
      "nitrile": "X",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "epoxy-resins",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/epoxy-resins/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Epoxy Resins | X | 1 | 1 | X | X | 1 | X | X | 4 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Erucic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "erucic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/erucic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Erucic Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Esam-6 Fluid",
      "nitrile": "X",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "esam-6-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/esam-6-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Esam-6 Fluid | X | 1 | 2 | 1 | X | 2 | X | 2 | 4 | X | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Esso Fuel 208",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "esso-fuel-208",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/esso-fuel-208/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Esso Fuel 208 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 3 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Esso Golden Gasoline",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "esso-golden-gasoline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/esso-golden-gasoline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Esso Golden Gasoline | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Esso Motor Oil",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "esso-motor-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/esso-motor-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Esso Motor Oil | 1 | 4 | 3 | 4 | 4 | 4 | 1 | 4 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Esso Transmission Fluid (Type A)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "esso-transmission-fluid-type-a",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/esso-transmission-fluid-type-a/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Esso Transmission Fluid (Type A) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 3 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Esso WS2812 (MIL-L-7808A)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "esso-ws2812-mil-l-7808a",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/esso-ws2812-mil-l-7808a/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Esso WS2812 (MIL-L-7808A) | 1 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Esso XP90-EP Lubricant",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "esso-xp90-ep-lubricant",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/esso-xp90-ep-lubricant/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Esso XP90-EP Lubricant | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Esstic 42, 43",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "esstic-42-43",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/esstic-42-43/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Esstic 42, 43 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethane | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 3 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethanol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethanol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethanol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethanol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethanol Amine",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "3",
      "viton": "4",
      "polyurethane": "3",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethanol-amine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethanol-amine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethanol Amine | 2 | 1 | 2 | 2 | 2 | 2 | 4 | 3 | 4 | 3 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethers",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "3",
      "polyurethane": "2",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethers",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethers/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethers | 4 | 3 | 4 | 4 | 4 | 4 | 3 | 4 | 3 | 2 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethoxyethyl Acetate (EGMEEA)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethoxyethyl-acetate-egmeea",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethoxyethyl-acetate-egmeea/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethoxyethyl Acetate (EGMEEA) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Acetate-Organic Ester",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-acetate-organic-ester",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-acetate-organic-ester/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Acetate-Organic Ester | 4 | 2 | 4 | 4 | 2 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Acetoacetate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "3",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-acetoacetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-acetoacetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Acetoacetate | 4 | 2 | 4 | 3 | 2 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Acrylate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-acrylate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-acrylate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Acrylate | 4 | 2 | 4 | 4 | 2 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Alcohol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Alcohol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Ammonium Dichloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-ammonium-dichloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-ammonium-dichloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Ammonium Dichloride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Benzene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-benzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-benzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Benzene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Benzoate",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-benzoate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-benzoate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Benzoate | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Bromide",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-bromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-bromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Bromide | 2 | 4 | 4 | X | X | 4 | X | 4 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Cellosolve",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-cellosolve",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-cellosolve/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Cellosolve | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Cellulose",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "2",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-cellulose",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-cellulose/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Cellulose | 2 | 2 | 2 | 2 | 2 | 2 | 4 | 2 | 4 | 2 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Chloride",
      "nitrile": "1",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Chloride | 1 | 3 | 4 | 4 | 4 | 4 | 3 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Chlorocarbonate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-chlorocarbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-chlorocarbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Chlorocarbonate | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Chloroformate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-chloroformate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-chloroformate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Chloroformate | 4 | 2 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Ether",
      "nitrile": "3",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "2",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Ether | 3 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 2 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Formate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-formate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-formate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Formate | 4 | 2 | 2 | 4 | X | 2 | X | 2 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Hexanol",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-hexanol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-hexanol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Hexanol | 1 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Lactate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-lactate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-lactate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Lactate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Mercaptan",
      "nitrile": "4",
      "epdm": "X",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "3",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "3",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-mercaptan",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-mercaptan/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Mercaptan | 4 | X | 3 | 4 | 3 | 4 | X | 3 | 2 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Nitrite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-nitrite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-nitrite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Nitrite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Oxalate",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-oxalate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-oxalate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Oxalate | 4 | 1 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Pentachlorobenzene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-pentachlorobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-pentachlorobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Pentachlorobenzene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Pyridine",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-pyridine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-pyridine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Pyridine | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Silicate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-silicate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-silicate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Silicate | 1 | 1 | 1 | 2 | X | 1 | X | 2 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Stearate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-stearate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-stearate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Stearate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Sulfate",
      "nitrile": "X",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Sulfate | X | 1 | X | X | X | X | X | X | 4 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Tertiary Butyl Ether",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-tertiary-butyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-tertiary-butyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Tertiary Butyl Ether | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyl Valerate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyl-valerate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyl-valerate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyl Valerate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylacrylic Acid",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "X",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "X",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylacrylic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylacrylic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylacrylic Acid | 4 | 2 | 2 | 4 | 4 | 2 | 4 | 4 | X | 4 | 4 | X | X |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylamine",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylamine | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylcyclopentane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylcyclopentane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylcyclopentane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylcyclopentane | 1 | 4 | 3 | 4 | 4 | 4 | 2 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylene",
      "nitrile": "3",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylene | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylene Chloride",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylene-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylene-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylene Chloride | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylene Chlorohydrin",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylene-chlorohydrin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylene-chlorohydrin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylene Chlorohydrin | 4 | 2 | 2 | 2 | 3 | 2 | 4 | 2 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylene Cyanohydrin",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylene-cyanohydrin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylene-cyanohydrin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylene Cyanohydrin | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylene Diamine",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylene-diamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylene-diamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylene Diamine | 1 | 1 | 1 | 2 | 1 | 1 | 4 | 2 | 4 | 4 | 4 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylene Dibromide",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylene-dibromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylene-dibromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylene Dibromide | 4 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylene Dichloride",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylene-dichloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylene-dichloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylene Dichloride | 4 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylene Glycol",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylene-glycol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylene-glycol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylene Glycol | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylene Hydrochloride",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylene-hydrochloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylene-hydrochloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylene Hydrochloride | 4 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylene Oxide",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylene-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylene-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylene Oxide | 4 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylene Oxide, (12%) and Freon 12 (80%)",
      "nitrile": "3",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylene-oxide-12-and-freon-12-80",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylene-oxide-12-and-freon-12-80/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylene Oxide, (12%) and Freon 12 (80%) | 3 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylene Trichloride",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylene-trichloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylene-trichloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylene Trichloride | 4 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethyleneimine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethyleneimine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethyleneimine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethyleneimine | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylmorpholene Stannous Octotate (50/50 mixture)",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylmorpholene-stannous-octotate-50-50-mixture",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylmorpholene-stannous-octotate-50-50-mixture/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylmorpholene Stannous Octotate (50/50 mixture) | 4 | 2 | X | 4 | X | 2 | X | X | 4 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylmorpholine",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylmorpholine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylmorpholine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylmorpholine | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ethylsulfuric Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ethylsulfuric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ethylsulfuric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ethylsulfuric Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "F-60 Fluid (Dow Corning)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "f-60-fluid-dow-corning",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/f-60-fluid-dow-corning/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "F-60 Fluid (Dow Corning) | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "F-61 Fluid (Dow Corning)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "f-61-fluid-dow-corning",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/f-61-fluid-dow-corning/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "F-61 Fluid (Dow Corning) | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fatty Acids",
      "nitrile": "2",
      "epdm": "3",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "3",
      "butyl": "3",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fatty-acids",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fatty-acids/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fatty Acids | 2 | 3 | 2 | 4 | 3 | 3 | X | 2 | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "FC-43 Heptacosofluorotri-butylamine",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fc-43-heptacosofluorotri-butylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fc-43-heptacosofluorotri-butylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "FC-43 Heptacosofluorotri-butylamine | 1 | 1 | 1 | 4 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "FC75 & FC77 (Fluorocarbon)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fc75-fc77-fluorocarbon",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fc75-fc77-fluorocarbon/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "FC75 & FC77 (Fluorocarbon) | 1 | 1 | 1 | 4 | 1 | 1 | X | 1 | 2 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ferric Acetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ferric-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ferric-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ferric Acetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ferric Ammonium Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ferric-ammonium-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ferric-ammonium-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ferric Ammonium Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ferric Chloride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ferric-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ferric-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ferric Chloride | 1 | 1 | 2 | 1 | 2 | 1 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ferric Ferrocyanide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ferric-ferrocyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ferric-ferrocyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ferric Ferrocyanide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ferric Hydroxide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ferric-hydroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ferric-hydroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ferric Hydroxide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ferric Nitrate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ferric-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ferric-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ferric Nitrate | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ferric Persulfate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ferric-persulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ferric-persulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ferric Persulfate | 1 | 1 | 1 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ferric Sulfate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ferric-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ferric-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ferric Sulfate | 1 | 1 | 1 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ferrous Ammonium Citrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ferrous-ammonium-citrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ferrous-ammonium-citrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ferrous Ammonium Citrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ferrous Ammonium Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ferrous-ammonium-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ferrous-ammonium-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ferrous Ammonium Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ferrous Carbonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ferrous-carbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ferrous-carbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ferrous Carbonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ferrous Chloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ferrous-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ferrous-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ferrous Chloride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ferrous Iodide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ferrous-iodide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ferrous-iodide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ferrous Iodide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ferrous Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ferrous-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ferrous-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ferrous Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ferrous Tartrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ferrous-tartrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ferrous-tartrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Ferrous Tartrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fish Oil",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fish-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fish-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fish Oil | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fisher Reagent",
      "nitrile": "X",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "X",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fisher-reagent",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fisher-reagent/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fisher Reagent | X | 2 | X | X | X | X | X | X | X | X | X | X | X |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fluorinated Cyclic Ethers",
      "nitrile": "X",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fluorinated-cyclic-ethers",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fluorinated-cyclic-ethers/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fluorinated Cyclic Ethers | X | 1 | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fluorine (Gas)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fluorine-gas",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fluorine-gas/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fluorine (Gas) | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fluorine (Liquid)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fluorine-liquid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fluorine-liquid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fluorine (Liquid) | 4 | 4 | X | X | X | X | X | X | 2 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fluorobenzene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fluorobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fluorobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fluorobenzene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fluoroboric Acid",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fluoroboric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fluoroboric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fluoroboric Acid | 1 | 1 | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fluorocarbon Oils",
      "nitrile": "X",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fluorocarbon-oils",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fluorocarbon-oils/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fluorocarbon Oils | X | 1 | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fluoroform (Trifluoromethane)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fluoroform-trifluoromethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fluoroform-trifluoromethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fluoroform (Trifluoromethane) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fluorolube",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fluorolube",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fluorolube/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fluorolube | 1 | 1 | 1 | 4 | 1 | 1 | X | 1 | 2 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fluorophosphoric Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fluorophosphoric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fluorophosphoric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fluorophosphoric Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fluorosilicic Acid",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fluorosilicic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fluorosilicic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fluorosilicic Acid | 1 | 2 | 1 | X | X | X | X | X | 2 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fluorosulfonic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fluorosulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fluorosulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fluorosulfonic Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Formaldehyde",
      "nitrile": "3",
      "epdm": "2",
      "neoprene": "3",
      "sbr": "3",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "formaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/formaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Formaldehyde | 3 | 2 | 3 | 3 | 2 | 2 | 4 | 2 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Formamide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "formamide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/formamide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Formamide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Formic Acid",
      "nitrile": "X",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "formic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/formic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Formic Acid | X | 1 | 1 | X | X | X | X | X | 4 | X | X | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 11",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-11",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-11/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 2 | X | 2 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 112 (Tetrachlorodifluoroethane)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-112-tetrachlorodifluoroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-112-tetrachlorodifluoroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 112 (Tetrachlorodifluoroethane) | 2 | 4 | 2 | 4 | 4 | 4 | X | 2 | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 113",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "1",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "3",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-113",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-113/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 113 | 1 | 4 | 1 | 2 | 4 | 4 | X | 1 | 2 | 1 | X | X | 3 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 113 + High and Low Aniline Oil",
      "nitrile": "1",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "4",
      "kalrez": "3",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-113-high-and-low-aniline-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-113-high-and-low-aniline-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 113 + High and Low Aniline Oil | 1 | X | X | X | X | X | X | X | X | X | X | 4 | 3 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 114",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-114",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-114/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 114 | 1 | 1 | 1 | 1 | 4 | 1 | X | X | 1 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 114B2",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-114b2",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-114b2/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 114B2 | 2 | 4 | 2 | 4 | 4 | 4 | X | 1 | 2 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 115, 116",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-115-116",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-115-116/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 115, 116 | 1 | 1 | 1 | 1 | X | 1 | X | X | 2 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 12",
      "nitrile": "2",
      "epdm": "3",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "1",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-12",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-12/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 12 | 2 | 3 | 1 | 1 | 4 | 3 | X | 1 | 3 | 1 | 3 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 12 and ASTM Oil #2 (50/50 Mixture)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-12-and-astm-oil-2-50-50-mixture",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-12-and-astm-oil-2-50-50-mixture/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 12 and ASTM Oil #2 (50/50 Mixture) | 2 | 4 | 3 | 4 | 4 | 4 | X | 2 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 12 and Suniso 4G (50/50 Mixture)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-12-and-suniso-4g-50-50-mixture",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-12-and-suniso-4g-50-50-mixture/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 12 and Suniso 4G (50/50 Mixture) | 2 | 4 | 3 | 4 | 4 | 4 | X | 2 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 123 (Dichlorotrifluoroethane)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "4",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-123-dichlorotrifluoroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-123-dichlorotrifluoroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 123 (Dichlorotrifluoroethane) | X | X | X | X | X | X | X | X | X | X | X | X | 4 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 124 (Chlorotetrafluoroethane)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-124-chlorotetrafluoroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-124-chlorotetrafluoroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 124 (Chlorotetrafluoroethane) | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 125 (Pentafluoroethane)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-125-pentafluoroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-125-pentafluoroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 125 (Pentafluoroethane) | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 13",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-13",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-13/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 13 | 1 | 1 | 1 | 1 | 4 | 1 | X | 1 | 1 | X | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 134a (Tetrafluoroethane)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "3",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-134a-tetrafluoroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-134a-tetrafluoroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 134a (Tetrafluoroethane) | X | X | X | X | X | X | X | X | X | X | X | X | 3 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 13B1",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-13b1",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-13b1/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 13B1 | 1 | 1 | 1 | 1 | 4 | 1 | X | 1 | 1 | X | 2 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 14",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-14",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-14/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 14 | 1 | 1 | 1 | 1 | 4 | 1 | X | 1 | 1 | 1 | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 141b (Dichlorofluoroethane)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-141b-dichlorofluoroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-141b-dichlorofluoroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 141b (Dichlorofluoroethane) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 142b",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "4",
      "kalrez": "3",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-142b",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-142b/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 142b | 2 | 4 | 1 | X | X | X | X | X | 2 | X | X | 4 | 3 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 152a (Difluoroethane)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "3",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-152a-difluoroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-152a-difluoroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 152a (Difluoroethane) | X | X | X | X | X | X | X | X | X | X | X | X | 3 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 21",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-21",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-21/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 21 | 4 | 4 | 3 | 4 | 4 | 4 | X | 4 | 4 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 218",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-218",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-218/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 218 | 1 | 1 | X | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 22 and ASTM Oil #2 (50/50 Mixture)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-22-and-astm-oil-2-50-50-mixture",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-22-and-astm-oil-2-50-50-mixture/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 22 and ASTM Oil #2 (50/50 Mixture) | 4 | 4 | 2 | 4 | 4 | 4 | 2 | X | 2 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 22 (Chlorodifluoroethane)",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "2",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-22-chlorodifluoroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-22-chlorodifluoroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 22 (Chlorodifluoroethane) | 4 | 3 | 1 | 1 | 4 | 3 | 2 | 1 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 23 (Fluoroform)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-23-fluoroform",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-23-fluoroform/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 23 (Fluoroform) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 31",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-31",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-31/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 31 | 4 | 1 | 1 | 2 | X | 1 | X | 2 | 4 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 32",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-32",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-32/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 32 | 1 | 1 | 1 | 1 | X | 1 | X | 1 | 4 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, 502",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-502",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-502/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, 502 | 2 | 1 | 1 | 1 | X | 1 | X | X | 2 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, BF (R112)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-bf-r112",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-bf-r112/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, BF (R112) | 2 | 4 | 2 | 4 | 4 | 4 | X | 2 | 1 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, C316",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-c316",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-c316/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, C316 | 1 | 1 | X | X | X | X | X | X | 1 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, C318",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-c318",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-c318/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, C318 | 1 | 1 | 1 | 1 | X | 1 | X | 1 | 2 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, K-142b",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "4",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-k-142b",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-k-142b/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, K-142b | 1 | 1 | 1 | 1 | X | 1 | X | 1 | 4 | X | X | X | 4 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, K-152a",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "4",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-k-152a",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-k-152a/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, K-152a | 1 | 1 | 1 | 1 | X | 1 | X | 4 | 4 | X | X | X | 4 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, MF (R11)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "3",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-mf-r11",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-mf-r11/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, MF (R11) | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 | 2 | 3 | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, PCA (R113)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "1",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-pca-r113",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-pca-r113/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, PCA (R113) | 1 | 4 | 1 | 2 | 4 | 4 | X | 1 | 2 | 1 | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, T-P35",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-t-p35",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-t-p35/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, T-P35 | 1 | 1 | X | X | X | X | X | X | 1 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, T-WD602",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-t-wd602",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-t-wd602/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, T-WD602 | 2 | 2 | X | X | X | X | X | X | 1 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, TA",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "3",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-ta",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-ta/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, TA | 1 | 2 | X | X | X | X | X | X | 3 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, TC",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-tc",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-tc/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, TC | 1 | 2 | X | X | X | X | X | X | 1 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, TF (R113)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "1",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-tf-r113",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-tf-r113/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, TF (R113) | 1 | 4 | 1 | 2 | 4 | 4 | X | 1 | 2 | 1 | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Freon, TMC",
      "nitrile": "2",
      "epdm": "3",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "freon-tmc",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/freon-tmc/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Freon, TMC | 2 | 3 | X | X | X | X | X | X | 1 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fuel Oil, 1, and 2",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fuel-oil-1-and-2",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fuel-oil-1-and-2/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fuel Oil, 1, and 2 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 3 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fuel Oil, #6",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "1",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fuel-oil-6",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fuel-oil-6/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fuel Oil, #6 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fuel Oil, Acidic",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "1",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fuel-oil-acidic",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fuel-oil-acidic/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fuel Oil, Acidic | 1 | 4 | 2 | 4 | 1 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fumaric Acid",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fumaric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fumaric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fumaric Acid | 1 | 2 | 2 | 2 | 2 | 4 | 4 | 2 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fuming Sulphuric Acid (20/25% Oleum)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fuming-sulphuric-acid-20-25-oleum",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fuming-sulphuric-acid-20-25-oleum/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fuming Sulphuric Acid (20/25% Oleum) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Furaldehyde",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "4",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "furaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/furaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Furaldehyde | 4 | 2 | 4 | X | X | X | X | X | 4 | X | X | 4 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Furan (Furfuran)",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "furan-furfuran",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/furan-furfuran/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Furan (Furfuran) | 4 | 3 | 4 | 4 | X | 4 | 4 | 4 | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Furfural (Furfuraldehyde)",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "3",
      "viton": "4",
      "polyurethane": "3",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "furfural-furfuraldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/furfural-furfuraldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Furfural (Furfuraldehyde) | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 3 | 4 | 3 | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Furfuraldehyde",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "3",
      "viton": "4",
      "polyurethane": "3",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "furfuraldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/furfuraldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Furfuraldehyde | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 3 | 4 | 3 | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Furfuryl Alcohol",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "X",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "furfuryl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/furfuryl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Furfuryl Alcohol | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | X | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Furoic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "furoic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/furoic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Furoic Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Furyl Carbinol",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "X",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "X",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "furyl-carbinol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/furyl-carbinol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Furyl Carbinol | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | X | 4 | 4 | X | X |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fyrquel 150 220 300 550",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fyrquel-150-220-300-550",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fyrquel-150-220-300-550/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fyrquel 150 220 300 550 | 4 | 1 | 4 | 4 | 1 | 1 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fyrquel 90, 100, 500",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fyrquel-90-100-500",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fyrquel-90-100-500/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fyrquel 90, 100, 500 | 4 | 1 | X | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Fyrquel A60",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "fyrquel-a60",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/fyrquel-a60/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Fyrquel A60 | 4 | 2 | 4 | X | X | X | X | X | 4 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Gallic Acid",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "gallic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/gallic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Gallic Acid | 2 | 2 | 2 | 2 | X | 2 | 4 | 2 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Gasoline",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "gasoline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/gasoline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Gasoline | 1 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Gelatin",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "gelatin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/gelatin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Gelatin | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Germane (Germanium Tetrahydride)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "germane-germanium-tetrahydride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/germane-germanium-tetrahydride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Germane (Germanium Tetrahydride) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Girling Brake Fluid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "girling-brake-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/girling-brake-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Girling Brake Fluid | 3 | 1 | 2 | 1 | X | 2 | X | 2 | 4 | X | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Glauber\u2019s Salt",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "glauber-s-salt",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/glauber-s-salt/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Glauber\u2019s Salt | 4 | 2 | 2 | 4 | X | 2 | 4 | 2 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Gluconic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "gluconic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/gluconic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Gluconic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Glucose",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "glucose",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/glucose/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Glucose | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Glue",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "glue",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/glue/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Glue | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Glutamic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "glutamic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/glutamic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Glutamic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Glycerine (Glycerol)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "glycerine-glycerol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/glycerine-glycerol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Glycerine (Glycerol) | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Glycerol Dichlorohydrin",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "glycerol-dichlorohydrin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/glycerol-dichlorohydrin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Glycerol Dichlorohydrin | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Glycerol Monochlorohydrin",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "glycerol-monochlorohydrin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/glycerol-monochlorohydrin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Glycerol Monochlorohydrin | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Glycerol Triacetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "glycerol-triacetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/glycerol-triacetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Glycerol Triacetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Glycerophosphoric Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "glycerophosphoric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/glycerophosphoric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Glycerophosphoric Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Glyceryl Phosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "glyceryl-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/glyceryl-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Glyceryl Phosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Glycidol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "glycidol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/glycidol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Glycidol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Glycol Monoether",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "glycol-monoether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/glycol-monoether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Glycol Monoether | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Glycolic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "glycolic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/glycolic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Glycolic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Glycols",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "glycols",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/glycols/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Glycols | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Glycoxylic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "glycoxylic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/glycoxylic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Glycoxylic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Grease Petroleum Base",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "grease-petroleum-base",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/grease-petroleum-base/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Grease Petroleum Base | 1 | 4 | 3 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Green Sulfate Liquor",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "green-sulfate-liquor",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/green-sulfate-liquor/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Green Sulfate Liquor | 2 | 1 | 2 | 2 | X | 1 | 4 | 2 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Gulf Endurance Oils",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "gulf-endurance-oils",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/gulf-endurance-oils/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Gulf Endurance Oils | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Gulf FR Fluids (Emulsion)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "gulf-fr-fluids-emulsion",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/gulf-fr-fluids-emulsion/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Gulf FR Fluids (Emulsion) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Gulf FR G-Fluids",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "gulf-fr-g-fluids",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/gulf-fr-g-fluids/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Gulf FR G-Fluids | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Gulf FR P-Fluids",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "1",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "gulf-fr-p-fluids",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/gulf-fr-p-fluids/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Gulf FR P-Fluids | 4 | 2 | 4 | 4 | 1 | 2 | 4 | 4 | 2 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Gulf Harmony Oils",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "gulf-harmony-oils",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/gulf-harmony-oils/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Gulf Harmony Oils | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Gulf High Temperature Grease",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "gulf-high-temperature-grease",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/gulf-high-temperature-grease/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Gulf High Temperature Grease | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Gulf Legion Oils",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "gulf-legion-oils",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/gulf-legion-oils/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Gulf Legion Oils | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Gulf Paramount Oils",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "gulf-paramount-oils",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/gulf-paramount-oils/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Gulf Paramount Oils | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Gulf Security Oils",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "gulf-security-oils",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/gulf-security-oils/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Gulf Security Oils | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Gulfcrown Grease",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "gulfcrown-grease",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/gulfcrown-grease/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Gulfcrown Grease | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Halothane",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "halothane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/halothane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Halothane | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Halowax Oil",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "halowax-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/halowax-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Halowax Oil | 4 | 4 | 4 | 4 | 4 | 4 | X | 4 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hannifin Lube A",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hannifin-lube-a",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hannifin-lube-a/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hannifin Lube A | 1 | 4 | 1 | 2 | 2 | 4 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Heavy Water",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "X",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "heavy-water",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/heavy-water/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Heavy Water | 1 | 1 | 2 | 1 | 1 | 1 | 4 | 1 | X | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "HEF-2 (High Energy Fuel)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hef-2-high-energy-fuel",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hef-2-high-energy-fuel/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "HEF-2 (High Energy Fuel) | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Helium",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "helium",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/helium/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Helium | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Heptachlor",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "heptachlor",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/heptachlor/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Heptachlor | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Heptachlorobutene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "heptachlorobutene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/heptachlorobutene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Heptachlorobutene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Heptaldehyde (Heptanal)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "heptaldehyde-heptanal",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/heptaldehyde-heptanal/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Heptaldehyde (Heptanal) | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Heptane or n-Heptane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "heptane-or-n-heptane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/heptane-or-n-heptane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Heptane or n-Heptane | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 2 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Heptanoic Acid",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "heptanoic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/heptanoic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Heptanoic Acid | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexachloroacetone",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexachloroacetone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexachloroacetone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexachloroacetone | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexachlorobutadiene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexachlorobutadiene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexachlorobutadiene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexachlorobutadiene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexachlorobutene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexachlorobutene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexachlorobutene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexachlorobutene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexachloroethane",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexachloroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexachloroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexachloroethane | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexaethyl Tetraphosphate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexaethyl-tetraphosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexaethyl-tetraphosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexaethyl Tetraphosphate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexafluoroethane (F-116)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexafluoroethane-f-116",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexafluoroethane-f-116/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexafluoroethane (F-116) | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexafluoroxylene",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexafluoroxylene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexafluoroxylene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexafluoroxylene | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexaldehyde or n-Hexaldehyde",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "3",
      "viton": "4",
      "polyurethane": "2",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexaldehyde-or-n-hexaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexaldehyde-or-n-hexaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexaldehyde or n-Hexaldehyde | 4 | 1 | 1 | 4 | 2 | 2 | X | 3 | 4 | 2 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexamethyldisilizane",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexamethyldisilizane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexamethyldisilizane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexamethyldisilizane | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexamethylene (Cyclohexane)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexamethylene-cyclohexane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexamethylene-cyclohexane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexamethylene (Cyclohexane) | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexamethylene Diammonium Adipate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexamethylene-diammonium-adipate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexamethylene-diammonium-adipate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexamethylene Diammonium Adipate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexamethylenediamine",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexamethylenediamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexamethylenediamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexamethylenediamine | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexamethylenetetramine",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexamethylenetetramine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexamethylenetetramine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexamethylenetetramine | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexane or n-Hexane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexane-or-n-hexane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexane-or-n-hexane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexane or n-Hexane | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 2 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexene-1 or n-Hexene-1",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexene-1-or-n-hexene-1",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexene-1-or-n-hexene-1/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexene-1 or n-Hexene-1 | 2 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 2 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexone (Methyl Isobutyl Ketone)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexone-methyl-isobutyl-ketone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexone-methyl-isobutyl-ketone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexone (Methyl Isobutyl Ketone) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexyl Acetate",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexyl-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexyl-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexyl Acetate | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexyl Alcohol",
      "nitrile": "1",
      "epdm": "3",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "2",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexyl Alcohol | 1 | 3 | 2 | 1 | 2 | 3 | 4 | 2 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexylene Glycol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexylene-glycol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexylene-glycol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexylene Glycol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hexylresorcinol",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hexylresorcinol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hexylresorcinol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hexylresorcinol | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "High Viscosity Lubricant, H2",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "high-viscosity-lubricant-h2",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/high-viscosity-lubricant-h2/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "High Viscosity Lubricant, H2 | 1 | 1 | 2 | 1 | 1 | 1 | 4 | X | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "High Viscosity Lubricant, U4",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "high-viscosity-lubricant-u4",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/high-viscosity-lubricant-u4/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "High Viscosity Lubricant, U4 | 1 | 1 | 2 | 1 | 1 | 1 | 4 | X | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "HiLo MS #1",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hilo-ms-1",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hilo-ms-1/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "HiLo MS #1 | 4 | 1 | 4 | 4 | 3 | 2 | 4 | 4 | 4 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Houghto-Safe 1010 phosphate ester",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "houghto-safe-1010-phosphate-ester",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/houghto-safe-1010-phosphate-ester/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Houghto-Safe 1010 phosphate ester | 4 | 1 | 4 | 4 | 3 | 1 | 4 | 4 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Houghto-Safe 1055 phosphate ester",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "houghto-safe-1055-phosphate-ester",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/houghto-safe-1055-phosphate-ester/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Houghto-Safe 1055 phosphate ester | 4 | 1 | 4 | 4 | 3 | 1 | 4 | 4 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Houghto-Safe 1120 phosphate ester",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "houghto-safe-1120-phosphate-ester",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/houghto-safe-1120-phosphate-ester/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Houghto-Safe 1120 phosphate ester | 4 | 2 | 4 | 4 | 3 | 1 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Houghto-Safe 271 (Water & Glycol Base)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "houghto-safe-271-water-glycol-base",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/houghto-safe-271-water-glycol-base/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Houghto-Safe 271 (Water & Glycol Base) | 1 | 1 | 2 | 1 | 2 | 2 | 4 | X | 2 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Houghto-Safe 416 & 500 Series",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "X",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "houghto-safe-416-500-series",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/houghto-safe-416-500-series/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Houghto-Safe 416 & 500 Series | 1 | 1 | X | X | X | X | X | X | X | X | X | X | X |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Houghto-Safe 5040 (Water/Oil emulsion)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "3",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "houghto-safe-5040-water-oil-emulsion",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/houghto-safe-5040-water-oil-emulsion/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Houghto-Safe 5040 (Water/Oil emulsion) | 1 | 4 | 2 | 4 | 3 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Houghto-Safe 620 Water/Glycol",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "houghto-safe-620-water-glycol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/houghto-safe-620-water-glycol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Houghto-Safe 620 Water/Glycol | 1 | 1 | 2 | 1 | 2 | 2 | 4 | X | 2 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydraulic Oil (Petroleum Base, Industrial)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydraulic-oil-petroleum-base-industrial",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydraulic-oil-petroleum-base-industrial/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydraulic Oil (Petroleum Base, Industrial) | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydraulic Oils (Synthetic Base)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydraulic-oils-synthetic-base",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydraulic-oils-synthetic-base/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydraulic Oils (Synthetic Base) | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrazine",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrazine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrazine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrazine | 2 | 1 | 2 | 2 | 2 | 1 | X | 2 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrazine (Anhydrous)",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrazine-anhydrous",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrazine-anhydrous/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrazine (Anhydrous) | 4 | 2 | 2 | 1 | X | 2 | 4 | 2 | 4 | 4 | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrazine Dihydrochloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrazine-dihydrochloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrazine-dihydrochloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrazine Dihydrochloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrazine Hydrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrazine-hydrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrazine-hydrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrazine Hydrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydriodic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydriodic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydriodic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydriodic Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydro-Drive MIH-10 (Petroleum Base)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydro-drive-mih-10-petroleum-base",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydro-drive-mih-10-petroleum-base/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydro-Drive MIH-10 (Petroleum Base) | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydro-Drive MIH-50 (Petroleum Base)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydro-drive-mih-50-petroleum-base",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydro-drive-mih-50-petroleum-base/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydro-Drive MIH-50 (Petroleum Base) | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydroabietyl Alcohol",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydroabietyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydroabietyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydroabietyl Alcohol | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrobromic Acid",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrobromic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrobromic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrobromic Acid | 4 | 1 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrobromic Acid 40%",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrobromic-acid-40",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrobromic-acid-40/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrobromic Acid 40% | 4 | 1 | 2 | 4 | 4 | 1 | 4 | 1 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrocarbons, Saturated",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrocarbons-saturated",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrocarbons-saturated/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrocarbons, Saturated | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 3 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrochloric Acid, 3 Molar to 158\u00b0F",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "3",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrochloric-acid-3-molar-to-158-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrochloric-acid-3-molar-to-158-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrochloric Acid, 3 Molar to 158\u00b0F | 2 | 1 | 2 | 3 | 4 | 1 | 3 | 1 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrochloric Acid (cold) 37%",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrochloric-acid-cold-37",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrochloric-acid-cold-37/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrochloric Acid (cold) 37% | 4 | 3 | 4 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrochloric Acid, Concentrated Room Temp.",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrochloric-acid-concentrated-room-temp",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrochloric-acid-concentrated-room-temp/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrochloric Acid, Concentrated Room Temp. | 2 | 2 | X | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrochloric Acid, Concentrated to 158\u00b0F",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrochloric-acid-concentrated-to-158-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrochloric-acid-concentrated-to-158-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrochloric Acid, Concentrated to 158\u00b0F | 4 | 4 | 4 | 4 | 4 | 4 | 4 | X | 1 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrochloric Acid (hot) 37%",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrochloric-acid-hot-37",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrochloric-acid-hot-37/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrochloric Acid (hot) 37% | 4 | 3 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrocyanic Acid",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrocyanic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrocyanic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrocyanic Acid | 2 | 1 | 2 | 2 | 3 | 1 | 4 | 1 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrofluoric Acid (Anhydrous)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrofluoric-acid-anhydrous",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrofluoric-acid-anhydrous/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrofluoric Acid (Anhydrous) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrofluoric Acid (conc.) Cold",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrofluoric-acid-conc-cold",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrofluoric-acid-conc-cold/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrofluoric Acid (conc.) Cold | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrofluoric Acid (conc.) Hot",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "3",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrofluoric-acid-conc-hot",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrofluoric-acid-conc-hot/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrofluoric Acid (conc.) Hot | 4 | 4 | X | X | X | X | X | X | 3 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrofluorosilicic Acid",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrofluorosilicic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrofluorosilicic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrofluorosilicic Acid | 2 | 1 | 2 | 2 | 4 | 1 | X | 1 | 1 | X | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Bromide (Anhydrous)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-bromide-anhydrous",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-bromide-anhydrous/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Bromide (Anhydrous) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Chloride (Anhydrous)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-chloride-anhydrous",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-chloride-anhydrous/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Chloride (Anhydrous) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Chloride gas",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-chloride-gas",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-chloride-gas/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Chloride gas | 4 | 1 | 2 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Cyanide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-cyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-cyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Cyanide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Fluoride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-fluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-fluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Fluoride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Fluoride (Anhydrous)",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "4",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-fluoride-anhydrous",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-fluoride-anhydrous/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Fluoride (Anhydrous) | 4 | 1 | X | 4 | X | 1 | 4 | X | 4 | X | 4 | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Gas, Cold",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "2",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-gas-cold",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-gas-cold/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Gas, Cold | 1 | 1 | 1 | 2 | 3 | 1 | 2 | 1 | 1 | 1 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Gas, Hot",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "2",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-gas-hot",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-gas-hot/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Gas, Hot | 1 | 1 | 1 | 2 | 3 | 1 | 2 | 1 | 1 | 1 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Iodide (Anhydrous)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-iodide-anhydrous",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-iodide-anhydrous/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Iodide (Anhydrous) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Peroxide",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-peroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-peroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Peroxide | 2 | 1 | 1 | 2 | 1 | 1 | 4 | 2 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Peroxide 90%",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-peroxide-90",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-peroxide-90/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Peroxide 90% | 4 | 3 | 4 | 4 | 2 | 3 | 4 | 3 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Selenide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-selenide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-selenide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Selenide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Sulfide, Dry, Cold",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-sulfide-dry-cold",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-sulfide-dry-cold/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Sulfide, Dry, Cold | 1 | 1 | 1 | 1 | 3 | 1 | 4 | 1 | 4 | X | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Sulfide, Dry, Hot",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "3",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-sulfide-dry-hot",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-sulfide-dry-hot/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Sulfide, Dry, Hot | 4 | 1 | 2 | 4 | 3 | 1 | 4 | 3 | 4 | X | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Sulfide, Wet, Cold",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-sulfide-wet-cold",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-sulfide-wet-cold/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Sulfide, Wet, Cold | 4 | 1 | 1 | 4 | 3 | 1 | 4 | 2 | 4 | X | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrogen Sulfide, Wet, Hot",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "3",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrogen-sulfide-wet-hot",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrogen-sulfide-wet-hot/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrogen Sulfide, Wet, Hot | 4 | 1 | 2 | 4 | 3 | 1 | 4 | 3 | 4 | X | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrolube-Water/Ethylene Glycol",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrolube-water-ethylene-glycol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrolube-water-ethylene-glycol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrolube-Water/Ethylene Glycol | 1 | 1 | 2 | 1 | 2 | 2 | 4 | X | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydrooxycitronellal",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydrooxycitronellal",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydrooxycitronellal/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydrooxycitronellal | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydroquinol",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydroquinol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydroquinol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydroquinol | 4 | 4 | 4 | X | X | X | X | X | 1 | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydroquinone",
      "nitrile": "3",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydroquinone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydroquinone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydroquinone | 3 | 2 | 4 | 4 | X | 4 | 4 | 4 | 2 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydroxyacetic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydroxyacetic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydroxyacetic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydroxyacetic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hydyne",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hydyne",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hydyne/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hydyne | 2 | 1 | 2 | 2 | 4 | 2 | 4 | X | 4 | X | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hyjet",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hyjet",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hyjet/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hyjet | 4 | 1 | 4 | X | X | X | X | X | 4 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hyjet IV and IVA",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hyjet-iv-and-iva",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hyjet-iv-and-iva/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hyjet IV and IVA | 4 | 1 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hyjet S4",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hyjet-s4",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hyjet-s4/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hyjet S4 | 4 | 1 | 4 | X | X | X | X | X | 4 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hyjet W",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hyjet-w",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hyjet-w/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hyjet W | 4 | 1 | 4 | X | X | X | X | X | 4 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Hypochlorous Acid",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "hypochlorous-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/hypochlorous-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Hypochlorous Acid | 4 | 2 | 4 | 4 | X | 2 | 4 | 1 | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Indole",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "indole",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/indole/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Indole | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Industron FF44",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "industron-ff44",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/industron-ff44/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Industron FF44 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Industron FF48",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "industron-ff48",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/industron-ff48/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Industron FF48 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Industron FF53",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "industron-ff53",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/industron-ff53/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Industron FF53 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Industron FF80",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "industron-ff80",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/industron-ff80/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Industron FF80 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Insulin",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "insulin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/insulin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Insulin | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Iodic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "iodic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/iodic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Iodic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Iodine",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "2",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "iodine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/iodine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Iodine | 2 | 2 | 4 | 2 | X | 2 | X | 2 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Iodine Pentafluoride",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "iodine-pentafluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/iodine-pentafluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Iodine Pentafluoride | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Iodoform",
      "nitrile": "X",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "iodoform",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/iodoform/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Iodoform | X | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isoamyl Acetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isoamyl-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isoamyl-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isoamyl Acetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isoamyl Butyrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isoamyl-butyrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isoamyl-butyrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isoamyl Butyrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isoamyl Valerate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isoamyl-valerate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isoamyl-valerate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isoamyl Valerate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isoboreol",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isoboreol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isoboreol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isoboreol | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isobutane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isobutane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isobutane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isobutane | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isobutyl Acetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isobutyl-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isobutyl-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isobutyl Acetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isobutyl Alcohol",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isobutyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isobutyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isobutyl Alcohol | 2 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isobutyl Chloride",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isobutyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isobutyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isobutyl Chloride | 4 | 4 | 4 | X | X | X | X | X | 1 | X | X | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isobutyl Ether",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isobutyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isobutyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isobutyl Ether | 2 | 4 | 3 | X | X | X | X | X | 4 | X | X | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isobutyl Methyl Ketone",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isobutyl-methyl-ketone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isobutyl-methyl-ketone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isobutyl Methyl Ketone | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isobutyl n-Butyrate",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isobutyl-n-butyrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isobutyl-n-butyrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isobutyl n-Butyrate | 4 | 1 | 4 | 4 | X | 1 | 4 | 4 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isobutyl Phosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isobutyl-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isobutyl-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isobutyl Phosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isobutylene",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isobutylene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isobutylene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isobutylene | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isobutyraldehyde",
      "nitrile": "3",
      "epdm": "2",
      "neoprene": "3",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "4",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isobutyraldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isobutyraldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isobutyraldehyde | 3 | 2 | 3 | X | X | X | X | X | 4 | X | X | 4 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isobutyric Acid",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "2",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isobutyric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isobutyric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isobutyric Acid | 1 | 2 | 4 | X | 2 | X | X | X | 4 | X | X | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isocrotyl Chloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isocrotyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isocrotyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isocrotyl Chloride | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isodecanol",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isodecanol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isodecanol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isodecanol | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isododecane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isododecane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isododecane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isododecane | 1 | 4 | 2 | 4 | 4 | 4 | 4 | 2 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isoeugenol",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isoeugenol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isoeugenol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isoeugenol | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isooctane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isooctane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isooctane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isooctane | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 1 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isopentane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isopentane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isopentane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isopentane | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isophorone (Ketone)",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isophorone-ketone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isophorone-ketone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isophorone (Ketone) | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isopropanol",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isopropanol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isopropanol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isopropanol | 2 | 1 | 2 | 2 | 1 | 1 | 4 | 1 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isopropyl Acetate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isopropyl-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isopropyl-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isopropyl Acetate | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isopropyl Alcohol",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isopropyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isopropyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isopropyl Alcohol | 2 | 1 | 2 | 2 | 1 | 1 | 4 | 1 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isopropyl Chloride",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isopropyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isopropyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isopropyl Chloride | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isopropyl Ether",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "3",
      "viton": "4",
      "polyurethane": "2",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isopropyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isopropyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isopropyl Ether | 2 | 4 | 3 | 4 | 4 | 4 | 3 | 3 | 4 | 2 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isopropylacetone",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isopropylacetone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isopropylacetone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isopropylacetone | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Isopropylamine",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "isopropylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/isopropylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Isopropylamine | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Jet Fuel A",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "jet-fuel-a",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/jet-fuel-a/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Jet Fuel A | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "JP-10",
      "nitrile": "3",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "jp-10",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/jp-10/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "JP-10 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | X | 1 | 3 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "JP-3 (MIL-J-5624)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "jp-3-mil-j-5624",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/jp-3-mil-j-5624/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "JP-3 (MIL-J-5624) | 1 | 4 | 4 | X | X | X | X | X | 1 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "JP-4 (MIL-T-5624)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "jp-4-mil-t-5624",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/jp-4-mil-t-5624/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "JP-4 (MIL-T-5624) | 1 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "JP-5 (MIL-T-5624)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "jp-5-mil-t-5624",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/jp-5-mil-t-5624/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "JP-5 (MIL-T-5624) | 1 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "JP-6 (MIL-J-25656)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "jp-6-mil-j-25656",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/jp-6-mil-j-25656/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "JP-6 (MIL-J-25656) | 1 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "JP-8 (MIL-T-83133)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "jp-8-mil-t-83133",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/jp-8-mil-t-83133/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "JP-8 (MIL-T-83133) | 1 | 4 | 3 | 4 | 4 | 4 | 1 | X | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "JP-9 -11",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "jp-9-11",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/jp-9-11/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "JP-9 -11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | X | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "JP-9 (MIL-F-81912)",
      "nitrile": "3",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "jp-9-mil-f-81912",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/jp-9-mil-f-81912/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "JP-9 (MIL-F-81912) | 3 | 4 | 4 | 4 | 4 | 4 | 4 | X | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "JPX (MIL-F-25604)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "jpx-mil-f-25604",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/jpx-mil-f-25604/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "JPX (MIL-F-25604) | 1 | 4 | 2 | X | X | X | X | X | 4 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Kel F Liquids",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "kel-f-liquids",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/kel-f-liquids/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Kel F Liquids | 1 | 1 | X | 1 | 1 | 1 | X | 1 | 2 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Kerosene (Similar to RP-1 and JP-1)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "kerosene-similar-to-rp-1-and-jp-1",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/kerosene-similar-to-rp-1-and-jp-1/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Kerosene (Similar to RP-1 and JP-1) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Keystone #87HX-Grease",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "keystone-87hx-grease",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/keystone-87hx-grease/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Keystone #87HX-Grease | 1 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lacquer Solvents",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lacquer-solvents",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lacquer-solvents/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lacquer Solvents | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lacquers",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lacquers",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lacquers/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lacquers | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lactams-Amino Acids",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lactams-amino-acids",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lactams-amino-acids/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lactams-Amino Acids | 4 | 2 | 2 | 4 | X | 2 | X | 2 | 4 | X | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lactic Acid, Cold",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lactic-acid-cold",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lactic-acid-cold/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lactic Acid, Cold | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lactic Acid, Hot",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lactic-acid-hot",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lactic-acid-hot/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lactic Acid, Hot | 4 | 4 | 4 | 4 | 2 | 4 | 4 | 3 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lactones (Cyclic Esters)",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lactones-cyclic-esters",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lactones-cyclic-esters/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lactones (Cyclic Esters) | 4 | 2 | 4 | 4 | 2 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lard Animal Fat",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lard-animal-fat",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lard-animal-fat/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lard Animal Fat | 1 | 2 | 2 | 4 | 2 | 2 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lauric Acid",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lauric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lauric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lauric Acid | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lavender Oil",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lavender-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lavender-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lavender Oil | 2 | 4 | 4 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "LB 135",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lb-135",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lb-135/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "LB 135 | 1 | 1 | 1 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lead Acetate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lead-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lead-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lead Acetate | 2 | 1 | 2 | 4 | 4 | 1 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lead Arsenate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lead-arsenate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lead-arsenate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lead Arsenate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lead Azide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lead-azide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lead-azide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lead Azide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lead Bromide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lead-bromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lead-bromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lead Bromide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lead Carbonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lead-carbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lead-carbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lead Carbonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lead Chloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lead-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lead-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lead Chloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lead Chromate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lead-chromate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lead-chromate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lead Chromate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lead Dioxide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lead-dioxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lead-dioxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lead Dioxide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lead Linoleate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lead-linoleate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lead-linoleate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lead Linoleate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lead (Molten)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lead-molten",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lead-molten/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lead (Molten) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lead Naphthenate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lead-naphthenate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lead-naphthenate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lead Naphthenate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lead Nitrate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lead-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lead-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lead Nitrate | 1 | 1 | 1 | 1 | 2 | 1 | X | 1 | X | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lead Oxide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lead-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lead-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lead Oxide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lead Sulfamate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lead-sulfamate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lead-sulfamate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-3",
      "source_quote": "Lead Sulfamate | 2 | 1 | 1 | 2 | 2 | 1 | 4 | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lehigh X1169",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lehigh-x1169",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lehigh-x1169/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lehigh X1169 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lehigh X1170",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lehigh-x1170",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lehigh-x1170/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lehigh X1170 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Light Grease",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "light-grease",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/light-grease/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Light Grease | 1 | 4 | 4 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ligroin (Petroleum Ether or Benzene)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ligroin-petroleum-ether-or-benzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ligroin-petroleum-ether-or-benzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Ligroin (Petroleum Ether or Benzene) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 3 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lime Bleach",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lime-bleach",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lime-bleach/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lime Bleach | 1 | 1 | 1 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lime Sulfur",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lime-sulfur",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lime-sulfur/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lime Sulfur | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lindol, Hydraulic Fluid (Phosphate ester type)",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lindol-hydraulic-fluid-phosphate-ester-type",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lindol-hydraulic-fluid-phosphate-ester-type/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lindol, Hydraulic Fluid (Phosphate ester type) | 4 | 1 | 4 | 4 | 3 | 1 | 4 | 4 | 2 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Linoleic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "linoleic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/linoleic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Linoleic Acid | 2 | 4 | 2 | 4 | 2 | 4 | X | 2 | 2 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Linseed Oil",
      "nitrile": "1",
      "epdm": "3",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "1",
      "butyl": "3",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "linseed-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/linseed-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Linseed Oil | 1 | 3 | 3 | 4 | 1 | 3 | 1 | 2 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Liquid Oxygen (LOX)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "liquid-oxygen-lox",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/liquid-oxygen-lox/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Liquid Oxygen (LOX) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Liquid Petroleum Gas (LPG)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "3",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "liquid-petroleum-gas-lpg",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/liquid-petroleum-gas-lpg/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Liquid Petroleum Gas (LPG) | 1 | 4 | 2 | 4 | 3 | 4 | 3 | 4 | 1 | 1 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Liquimoly",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "liquimoly",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/liquimoly/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Liquimoly | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lithium Bromide (Brine)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lithium-bromide-brine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lithium-bromide-brine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lithium Bromide (Brine) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lithium Carbonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lithium-carbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lithium-carbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lithium Carbonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lithium Chloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lithium-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lithium-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lithium Chloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lithium Citrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lithium-citrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lithium-citrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lithium Citrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lithium Hydroxide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lithium-hydroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lithium-hydroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lithium Hydroxide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lithium Hypochlorite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lithium-hypochlorite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lithium-hypochlorite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lithium Hypochlorite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lithium Nitrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lithium-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lithium-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lithium Nitrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lithium Nitrite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lithium-nitrite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lithium-nitrite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lithium Nitrite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lithium Perchlorate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lithium-perchlorate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lithium-perchlorate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lithium Perchlorate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lithium Salicylate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lithium-salicylate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lithium-salicylate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lithium Salicylate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lithopone",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lithopone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lithopone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lithopone | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lubricating Oils (Crude & Refined)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lubricating-oils-crude-refined",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lubricating-oils-crude-refined/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lubricating Oils (Crude & Refined) | 2 | 4 | 3 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lubricating Oils, Di-ester",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lubricating-oils-di-ester",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lubricating-oils-di-ester/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lubricating Oils, Di-ester | 2 | 4 | 3 | 4 | 4 | 4 | 2 | X | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lubricating Oils, petroleum base",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lubricating-oils-petroleum-base",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lubricating-oils-petroleum-base/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lubricating Oils, petroleum base | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lubricating Oils, SAE 10, 20, 30, 40, 50",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lubricating-oils-sae-10-20-30-40-50",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lubricating-oils-sae-10-20-30-40-50/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lubricating Oils, SAE 10, 20, 30, 40, 50 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lubricating Oils (Synthetic base)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lubricating-oils-synthetic-base",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lubricating-oils-synthetic-base/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lubricating Oils (Synthetic base) | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Lye Solutions",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "lye-solutions",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/lye-solutions/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Lye Solutions | 2 | 1 | 2 | 2 | 2 | 1 | 4 | 1 | 2 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Magnesium Chloride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "magnesium-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/magnesium-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Magnesium Chloride | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Magnesium Hydroxide",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "magnesium-hydroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/magnesium-hydroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Magnesium Hydroxide | 2 | 1 | 2 | 2 | X | 1 | 4 | 1 | 1 | 4 | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Magnesium Salts",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "magnesium-salts",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/magnesium-salts/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Magnesium Salts | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Magnesium Sulfite and Sulfate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "magnesium-sulfite-and-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/magnesium-sulfite-and-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Magnesium Sulfite and Sulfate | 1 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Magnesium Trisilicate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "magnesium-trisilicate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/magnesium-trisilicate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Magnesium Trisilicate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Malathion",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "X",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "malathion",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/malathion/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Malathion | 2 | 4 | X | 4 | 4 | 4 | X | X | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Maleic Acid",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "maleic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/maleic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Maleic Acid | 4 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Maleic Anhydride",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "maleic-anhydride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/maleic-anhydride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Maleic Anhydride | 4 | 2 | 4 | 4 | X | 2 | 4 | 4 | 4 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Maleic Hydrazide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "maleic-hydrazide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/maleic-hydrazide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Maleic Hydrazide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Malic Acid",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "malic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/malic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Malic Acid | 1 | 2 | 2 | 2 | 2 | 4 | 4 | 2 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mandelic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mandelic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mandelic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mandelic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Manganese Acetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "manganese-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/manganese-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Manganese Acetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Manganese Carbonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "manganese-carbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/manganese-carbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Manganese Carbonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Manganese Chloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "manganese-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/manganese-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Manganese Chloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Manganese Dioxide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "manganese-dioxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/manganese-dioxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Manganese Dioxide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Manganese Gluconate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "manganese-gluconate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/manganese-gluconate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Manganese Gluconate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Manganese Hypophosphite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "manganese-hypophosphite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/manganese-hypophosphite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Manganese Hypophosphite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Manganese Linoleate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "manganese-linoleate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/manganese-linoleate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Manganese Linoleate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Manganese Naphthenate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "manganese-naphthenate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/manganese-naphthenate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Manganese Naphthenate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Manganese Phosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "manganese-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/manganese-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Manganese Phosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Manganese Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "manganese-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/manganese-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Manganese Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Manganous Chloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "manganous-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/manganous-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Manganous Chloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Manganous Phosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "manganous-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/manganous-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Manganous Phosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Manganous Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "manganous-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/manganous-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Manganous Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mannitol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mannitol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mannitol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mannitol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MCS 312",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "1",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mcs-312",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mcs-312/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MCS 312 | 4 | 4 | 4 | 4 | 1 | 4 | 4 | X | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MCS 352",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mcs-352",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mcs-352/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MCS 352 | 4 | 1 | 4 | 4 | 3 | 2 | 4 | 4 | 4 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MCS 463",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mcs-463",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mcs-463/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MCS 463 | 4 | 1 | 4 | 4 | 3 | 2 | 4 | 4 | 4 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MDI (Methylene di-p-phenylene isocyanate)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mdi-methylene-di-p-phenylene-isocyanate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mdi-methylene-di-p-phenylene-isocyanate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MDI (Methylene di-p-phenylene isocyanate) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mercaptan",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mercaptan",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mercaptan/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mercaptan | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mercaptobenzothiazole (MBT)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mercaptobenzothiazole-mbt",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mercaptobenzothiazole-mbt/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mercaptobenzothiazole (MBT) | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mercuric Acetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mercuric-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mercuric-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mercuric Acetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mercuric Chloride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mercuric-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mercuric-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mercuric Chloride | 1 | 1 | 1 | 1 | X | 1 | X | 1 | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mercuric Cyanide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mercuric-cyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mercuric-cyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mercuric Cyanide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mercuric Iodide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mercuric-iodide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mercuric-iodide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mercuric Iodide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mercuric Nitrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mercuric-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mercuric-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mercuric Nitrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mercuric Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mercuric-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mercuric-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mercuric Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mercuric Sulfite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mercuric-sulfite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mercuric-sulfite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mercuric Sulfite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mercurous Nitrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mercurous-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mercurous-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mercurous Nitrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mercury",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mercury",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mercury/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mercury | 1 | 1 | 1 | 1 | X | 1 | X | 1 | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mercury Chloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mercury-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mercury-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mercury Chloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mercury Fulminate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mercury-fulminate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mercury-fulminate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mercury Fulminate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mercury Salts",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mercury-salts",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mercury-salts/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mercury Salts | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mercury Vapors",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mercury-vapors",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mercury-vapors/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mercury Vapors | 1 | 1 | 1 | 1 | X | 1 | X | 1 | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mesityl Oxide (Ketone)",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mesityl-oxide-ketone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mesityl-oxide-ketone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mesityl Oxide (Ketone) | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Meta-Cresol",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "meta-cresol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/meta-cresol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Meta-Cresol | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Meta-Nitroaniline",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "meta-nitroaniline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/meta-nitroaniline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Meta-Nitroaniline | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Meta-Toluidine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "meta-toluidine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/meta-toluidine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Meta-Toluidine | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Metaldehyde",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "metaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/metaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Metaldehyde | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methacrylic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methacrylic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methacrylic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methacrylic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methallyl Chloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methallyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methallyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methallyl Chloride | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methane | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 3 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methanol",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methanol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methanol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methanol | 4 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 4 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methoxychlor",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methoxychlor",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methoxychlor/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methoxychlor | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methoxyethanol (DGMMA)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methoxyethanol-dgmma",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methoxyethanol-dgmma/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methoxyethanol (DGMMA) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl-2-Pyrrolidone or n-Methyl-2-Pyrrolidone",
      "nitrile": "X",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-2-pyrrolidone-or-n-methyl-2-pyrrolidone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-2-pyrrolidone-or-n-methyl-2-pyrrolidone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl-2-Pyrrolidone or n-Methyl-2-Pyrrolidone | X | 2 | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Abietate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-abietate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-abietate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Abietate | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Acetate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Acetate | 4 | 2 | 2 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Acetoacetate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-acetoacetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-acetoacetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Acetoacetate | 4 | 2 | 4 | X | 2 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Acetophenone",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-acetophenone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-acetophenone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Acetophenone | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Acrylate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-acrylate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-acrylate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Acrylate | 4 | 2 | 2 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Alcohol",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Alcohol | 4 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 4 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Amylketone",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-amylketone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-amylketone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Amylketone | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Anthranilate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-anthranilate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-anthranilate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Anthranilate | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Benzoate",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-benzoate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-benzoate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Benzoate | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Bromide",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-bromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-bromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Bromide | 2 | 4 | 4 | 4 | X | 4 | 3 | 4 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Butyl Ketone",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-butyl-ketone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-butyl-ketone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Butyl Ketone | 4 | 1 | 4 | 4 | 4 | 1 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Butyrate Cellosolve",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-butyrate-cellosolve",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-butyrate-cellosolve/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Butyrate Cellosolve | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Butyrate Chloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-butyrate-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-butyrate-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Butyrate Chloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Carbonate",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-carbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-carbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Carbonate | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Cellosolve",
      "nitrile": "3",
      "epdm": "2",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-cellosolve",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-cellosolve/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Cellosolve | 3 | 2 | 3 | 4 | 4 | 2 | 4 | 2 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Cellulose",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "2",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-cellulose",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-cellulose/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Cellulose | 2 | 2 | 2 | 2 | 2 | 2 | 4 | 2 | 4 | 2 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Chloride",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Chloride | 4 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Chloroacetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-chloroacetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-chloroacetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Chloroacetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Chloroform",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "4",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-chloroform",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-chloroform/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Chloroform | 4 | 4 | 4 | X | X | X | X | X | 1 | X | X | 4 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Chloroformate",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-chloroformate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-chloroformate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Chloroformate | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Chlorosilanes",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-chlorosilanes",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-chlorosilanes/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Chlorosilanes | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Cyanide (Acetonitrile)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-cyanide-acetonitrile",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-cyanide-acetonitrile/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Cyanide (Acetonitrile) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Cyclohexanone",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-cyclohexanone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-cyclohexanone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Cyclohexanone | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Dichloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-dichloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-dichloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Dichloride | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Ether",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "1",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Ether | 1 | 4 | 3 | 4 | 1 | 4 | 4 | 4 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Ethyl Ketone (MEK)",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-ethyl-ketone-mek",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-ethyl-ketone-mek/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Ethyl Ketone (MEK) | 4 | 1 | 4 | 4 | 4 | 1 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Ethyl Ketone Peroxide",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-ethyl-ketone-peroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-ethyl-ketone-peroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Ethyl Ketone Peroxide | 4 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Ethyl Oleate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-ethyl-oleate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-ethyl-oleate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Ethyl Oleate | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Formate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-formate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-formate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Formate | 4 | 2 | 2 | 4 | X | 2 | X | 2 | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Hexyl Ketone (2-Octanone)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-hexyl-ketone-2-octanone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-hexyl-ketone-2-octanone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Hexyl Ketone (2-Octanone) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Iodide",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-iodide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-iodide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Iodide | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Isobutyl Ketone (MIBK)",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-isobutyl-ketone-mibk",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-isobutyl-ketone-mibk/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Isobutyl Ketone (MIBK) | 4 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Isocyanate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-isocyanate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-isocyanate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Isocyanate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Isopropyl Ketone",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-isopropyl-ketone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-isopropyl-ketone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Isopropyl Ketone | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Isovalerate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-isovalerate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-isovalerate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Isovalerate | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Lactate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-lactate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-lactate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Lactate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Mercaptan",
      "nitrile": "X",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-mercaptan",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-mercaptan/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Mercaptan | X | 1 | X | X | X | 1 | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Methacrylate",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-methacrylate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-methacrylate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Methacrylate | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | X | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Oleate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-oleate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-oleate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Oleate | 4 | 2 | 4 | 4 | X | 2 | X | 4 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Pentadiene",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-pentadiene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-pentadiene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Pentadiene | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Phenylacetate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-phenylacetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-phenylacetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Phenylacetate | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Salicylate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "3",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-salicylate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-salicylate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Salicylate | 4 | 2 | 4 | 3 | X | 2 | X | 4 | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Tertiary Butyl Ether (MTBE)",
      "nitrile": "3",
      "epdm": "3",
      "neoprene": "3",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "3",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-tertiary-butyl-ether-mtbe",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-tertiary-butyl-ether-mtbe/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Tertiary Butyl Ether (MTBE) | 3 | 3 | 3 | X | X | X | X | X | 3 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methyl Valerate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methyl-valerate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methyl-valerate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methyl Valerate | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methylacrylic Acid",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methylacrylic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methylacrylic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methylacrylic Acid | 4 | 2 | 2 | 4 | 4 | 2 | 4 | 4 | 3 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methylal",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methylal",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methylal/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methylal | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methylamine",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methylamine | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methylamyl Acetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methylamyl-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methylamyl-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methylamyl Acetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methylcyclopentane",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methylcyclopentane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methylcyclopentane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methylcyclopentane | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methylene Bromide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methylene-bromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methylene-bromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methylene Bromide | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methylene Chloride",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methylene-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methylene-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methylene Chloride | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methylene Iodide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methylene-iodide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methylene-iodide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methylene Iodide | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methylglycerol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methylglycerol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methylglycerol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methylglycerol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methylisobutyl Carbinol",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methylisobutyl-carbinol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methylisobutyl-carbinol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methylisobutyl Carbinol | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methylpyrrolidine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methylpyrrolidine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methylpyrrolidine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methylpyrrolidine | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methylpyrrolidone",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methylpyrrolidone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methylpyrrolidone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methylpyrrolidone | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Methylsulfuric Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "methylsulfuric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/methylsulfuric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Methylsulfuric Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MIL-A-6091",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-a-6091",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-a-6091/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-A-6091 | 2 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MIL-C-4339",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-c-4339",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-c-4339/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-C-4339 | 1 | 4 | 4 | 4 | 3 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MIL-C-7024",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-c-7024",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-c-7024/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-C-7024 | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MIL-C-8188",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-c-8188",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-c-8188/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-C-8188 | 2 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 2 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MIL-E-9500",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-e-9500",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-e-9500/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-E-9500 | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MIL-F-16884",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-f-16884",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-f-16884/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-F-16884 | 1 | 4 | 3 | 4 | 4 | 4 | 1 | 3 | 1 | 3 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MIL-F-17111",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-f-17111",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-f-17111/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
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      "source_quote": "MIL-H-46170 -15\u00b0F to +400\u00b0F | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 2 | 1 | 2 | 1 | X | 1 |",
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      "source_quote": "MIL-H-46170 -20\u00b0F to +275\u00b0F | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 2 | 1 | 2 | 1 | X | 1 |",
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      "source_quote": "MIL-H-46170 -55\u00b0F to +275\u00b0F | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 2 | 1 | 2 | 1 | X | 1 |",
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      "source_quote": "MIL-H-46170 -65\u00b0F to +275\u00b0F | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 2 | 1 | 2 | 1 | X | 1 |",
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      "source_quote": "MIL-H-5606 -65\u00b0F to +235\u00b0F | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 2 | 1 | 2 | 1 | X | 1 |",
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      "source_quote": "MIL-H-5606 -65\u00b0F to +275\u00b0F | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 2 | 1 | 2 | 1 | X | 1 |",
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      "source_quote": "MIL-H-7083 | 1 | 1 | 2 | 2 | 1 | 1 | 4 | 2 | 2 | 4 | 1 | X | 1 |",
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      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
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      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
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      "source_quote": "MIL-L-3150 | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 2 | 1 | 2 | 1 | X | 1 |",
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      "source_quote": "MIL-L-6081 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
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      "source_quote": "MIL-L-6082 | 1 | 4 | 2 | 4 | 3 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
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      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-l-6085/",
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      "source_quote": "MIL-L-6085 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 3 | 2 | X | 1 |",
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      "id": "mil-l-6387",
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      "source_quote": "MIL-L-6387 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 1 | 2 | X | 1 |",
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      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-l-7808/",
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      "source_quote": "MIL-L-7808 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 2 | X | 1 |",
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      "butyl": "4",
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      "id": "mil-l-7870",
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      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-L-7870 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
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      "silicone": "4",
      "butyl": "4",
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      "hypalon": "2",
      "viton": "1",
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      "aflas": "X",
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      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-l-9000/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-L-9000 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
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        "polyurethane",
        "rating_scale",
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      "epdm": "4",
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      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-l-9236",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-l-9236/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-L-9236 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
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      "silicone": "4",
      "butyl": "4",
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      "viton": "1",
      "polyurethane": "1",
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      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-O-3503 | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
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      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-p-27402/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-P-27402 | 2 | 1 | 2 | 2 | 4 | 1 | X | 2 | X | X | X | X | X |",
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      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-R-25576 (RP-1) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
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        "viton"
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      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
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      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-s-3136-type-i-fuel/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-S-3136, Type I Fuel | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
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        "viton"
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      "epdm": "4",
      "neoprene": "4",
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      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
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      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
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      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-s-3136-type-ii-fuel",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-s-3136-type-ii-fuel/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-S-3136, Type II Fuel | 2 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 1 | 2 | 2 | X | 1 |",
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      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-s-3136-type-iii-fuel",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-s-3136-type-iii-fuel/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-S-3136, Type III Fuel | 2 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MIL-S-3136, Type IV Oil High Swell",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-s-3136-type-iv-oil-high-swell",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-s-3136-type-iv-oil-high-swell/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-S-3136, Type IV Oil High Swell | 1 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MIL-S-3136, Type IV Oil Low Swell",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "3",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-s-3136-type-iv-oil-low-swell",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-s-3136-type-iv-oil-low-swell/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-S-3136, Type IV Oil Low Swell | 1 | 4 | 1 | 4 | 3 | 4 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MIL-S-3136, Type V Oil Medium Swell",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-s-3136-type-v-oil-medium-swell",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-s-3136-type-v-oil-medium-swell/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-S-3136, Type V Oil Medium Swell | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MIL-S-81087",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-s-81087",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-s-81087/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-S-81087 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MIL-T-5624, JP-4, JP-5",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-t-5624-jp-4-jp-5",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-t-5624-jp-4-jp-5/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-T-5624, JP-4, JP-5 | 1 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MIL-T-83133",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mil-t-83133",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mil-t-83133/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MIL-T-83133 | 1 | 4 | 3 | 4 | 4 | 4 | 1 | X | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Milk",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "milk",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/milk/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Milk | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mineral Oils",
      "nitrile": "1",
      "epdm": "3",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "3",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mineral-oils",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mineral-oils/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mineral Oils | 1 | 3 | 2 | 4 | 2 | 3 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mixed Acids",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mixed-acids",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mixed-acids/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mixed Acids | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MLO-7277 Hydr.",
      "nitrile": "3",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mlo-7277-hydr",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mlo-7277-hydr/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MLO-7277 Hydr. | 3 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 1 | 3 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MLO-7557",
      "nitrile": "3",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mlo-7557",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mlo-7557/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MLO-7557 | 3 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 1 | 3 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MLO-8200 Hydr.",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mlo-8200-hydr",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mlo-8200-hydr/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MLO-8200 Hydr. | 2 | 4 | 1 | 4 | 4 | 4 | X | 4 | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "MLO-8515",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mlo-8515",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mlo-8515/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "MLO-8515 | 2 | 4 | 1 | 4 | 4 | 4 | 3 | 3 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobil 24dte",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobil-24dte",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobil-24dte/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobil 24dte | 1 | 4 | 2 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobil 254 Lubricant",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobil-254-lubricant",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobil-254-lubricant/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobil 254 Lubricant | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobil Delvac 1100, 1110, 1120, 1130",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobil-delvac-1100-1110-1120-1130",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobil-delvac-1100-1110-1120-1130/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobil Delvac 1100, 1110, 1120, 1130 | 1 | 4 | 2 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobil HF",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobil-hf",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobil-hf/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobil HF | 1 | 4 | 2 | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobil Nivac 20, 30",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobil-nivac-20-30",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobil-nivac-20-30/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobil Nivac 20, 30 | 1 | 1 | 1 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobil SHC 500 Series",
      "nitrile": "3",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobil-shc-500-series",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobil-shc-500-series/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobil SHC 500 Series | 3 | 4 | 2 | X | 2 | 4 | 1 | 2 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobil SHC 600 Series",
      "nitrile": "3",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "3",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobil-shc-600-series",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobil-shc-600-series/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobil SHC 600 Series | 3 | 4 | 2 | 4 | 3 | 4 | 1 | 2 | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobil Therm 600",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobil-therm-600",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobil-therm-600/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobil Therm 600 | 1 | 4 | 2 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobil Velocite c",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobil-velocite-c",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobil-velocite-c/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobil Velocite c | 1 | 4 | 2 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobilgas WA200 ATF",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobilgas-wa200-atf",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobilgas-wa200-atf/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobilgas WA200 ATF | 1 | 4 | 2 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobilgear 600 Series",
      "nitrile": "3",
      "epdm": "3",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "1",
      "butyl": "3",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobilgear-600-series",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobilgear-600-series/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobilgear 600 Series | 3 | 3 | 1 | 4 | 1 | 3 | 1 | 2 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobilgear SHC ISO Series",
      "nitrile": "3",
      "epdm": "3",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "1",
      "butyl": "3",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobilgear-shc-iso-series",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobilgear-shc-iso-series/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobilgear SHC ISO Series | 3 | 3 | 2 | 4 | 1 | 3 | 1 | 2 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobilgrease HP",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobilgrease-hp",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobilgrease-hp/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobilgrease HP | 2 | 4 | 2 | 4 | 2 | 4 | 1 | 3 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobilgrease HTS",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobilgrease-hts",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobilgrease-hts/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobilgrease HTS | 2 | 4 | 2 | 4 | 2 | 4 | 1 | 3 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobilgrease SM",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobilgrease-sm",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobilgrease-sm/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobilgrease SM | 2 | 4 | 2 | 4 | 2 | 4 | 1 | 3 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobilith AW Series",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobilith-aw-series",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobilith-aw-series/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobilith AW Series | 2 | 4 | 2 | 4 | 2 | 4 | 1 | 3 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobilith SHC Series",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobilith-shc-series",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobilith-shc-series/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobilith SHC Series | 2 | 4 | 3 | 4 | 2 | 4 | 1 | 3 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobiljet II Lubricant",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobiljet-ii-lubricant",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobiljet-ii-lubricant/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobiljet II Lubricant | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobilmistlube Series",
      "nitrile": "3",
      "epdm": "3",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "1",
      "butyl": "3",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobilmistlube-series",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobilmistlube-series/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobilmistlube Series | 3 | 3 | 1 | 4 | 1 | 3 | 1 | 2 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobiloil SAE 20",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobiloil-sae-20",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobiloil-sae-20/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobiloil SAE 20 | 1 | 4 | 2 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mobilux",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mobilux",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mobilux/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mobilux | 1 | 4 | 2 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Molybdenum Disulfide Grease",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "molybdenum-disulfide-grease",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/molybdenum-disulfide-grease/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Molybdenum Disulfide Grease | 1 | 4 | 4 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Molybdenum Oxide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "molybdenum-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/molybdenum-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Molybdenum Oxide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Molybdenum Trioxide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "molybdenum-trioxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/molybdenum-trioxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Molybdenum Trioxide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Molybdic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "molybdic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/molybdic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Molybdic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monobromobenzene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monobromobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monobromobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monobromobenzene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monobromotoluene",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monobromotoluene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monobromotoluene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monobromotoluene | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monobutyl Paracresol",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monobutyl-paracresol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monobutyl-paracresol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monobutyl Paracresol | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monochloroacetic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monochloroacetic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monochloroacetic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monochloroacetic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monochlorobenzene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monochlorobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monochlorobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monochlorobenzene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monochlorobutene",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monochlorobutene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monochlorobutene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monochlorobutene | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monochlorohydrin",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monochlorohydrin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monochlorohydrin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monochlorohydrin | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monoethanolamine (MEA)",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "2",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monoethanolamine-mea",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monoethanolamine-mea/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monoethanolamine (MEA) | 4 | 2 | 4 | 2 | 2 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monoethyl Amine",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monoethyl-amine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monoethyl-amine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monoethyl Amine | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monoisopropylamine",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monoisopropylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monoisopropylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monoisopropylamine | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monomethyl Aniline",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monomethyl-aniline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monomethyl-aniline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monomethyl Aniline | 4 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 2 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monomethyl Ether (Dimethyl Ether)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monomethyl-ether-dimethyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monomethyl-ether-dimethyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monomethyl Ether (Dimethyl Ether) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monomethyl Ether (Methyl Ether)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monomethyl-ether-methyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monomethyl-ether-methyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monomethyl Ether (Methyl Ether) | 1 | 4 | X | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monomethyl Hydrazine",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monomethyl-hydrazine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monomethyl-hydrazine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monomethyl Hydrazine | 2 | 1 | 2 | 2 | 4 | 1 | X | 2 | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monomethylamine (MMA)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monomethylamine-mma",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monomethylamine-mma/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monomethylamine (MMA) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monomethylaniline",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monomethylaniline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monomethylaniline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monomethylaniline | 4 | 2 | 4 | 4 | X | 2 | 4 | 4 | 2 | 4 | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mononitrotoluene",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mononitrotoluene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mononitrotoluene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mononitrotoluene | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mononitrotoluene & Dinitrotoluene (40/60 Mixture)",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mononitrotoluene-dinitrotoluene-40-60-mixture",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mononitrotoluene-dinitrotoluene-40-60-mixture/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mononitrotoluene & Dinitrotoluene (40/60 Mixture) | 4 | 1 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 3 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Monovinyl Acetylene",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "monovinyl-acetylene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/monovinyl-acetylene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Monovinyl Acetylene | 1 | 1 | 2 | 2 | 2 | 1 | X | 2 | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mopar Brake Fluid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mopar-brake-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mopar-brake-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mopar Brake Fluid | 3 | 1 | 2 | 1 | 3 | 2 | X | 2 | 4 | X | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Morpholine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "morpholine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/morpholine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Morpholine | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Motor Oils",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "motor-oils",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/motor-oils/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Motor Oils | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Mustard Gas",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "mustard-gas",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/mustard-gas/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Mustard Gas | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Myristic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "myristic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/myristic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Myristic Acid | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Naphthalene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "naphthalene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/naphthalene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Naphthalene | 4 | 4 | 4 | 4 | 4 | 4 | X | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Naphthalene Chloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "naphthalene-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/naphthalene-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Naphthalene Chloride | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Naphthalene Sulfonic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "naphthalene-sulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/naphthalene-sulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Naphthalene Sulfonic Acid | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Naphthalenic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "naphthalenic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/naphthalenic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Naphthalenic Acid | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Naphthalonic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "naphthalonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/naphthalonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Naphthalonic Acid | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Naphthenic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "naphthenic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/naphthenic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Naphthenic Acid | 2 | 4 | 4 | 4 | 4 | 4 | X | 4 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Naphthylamine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "naphthylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/naphthylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Naphthylamine | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Naptha",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "naptha",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/naptha/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Naptha | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Natural Gas",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "natural-gas",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/natural-gas/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Natural Gas | 1 | 4 | 1 | 2 | 4 | 4 | 2 | 1 | 1 | 2 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Neatsfoot Oil",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "neatsfoot-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/neatsfoot-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Neatsfoot Oil | 1 | 2 | 4 | 4 | 2 | 2 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Neon",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "neon",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/neon/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Neon | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Neville Acid",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "neville-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/neville-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Neville Acid | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nickel Acetate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nickel-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nickel-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nickel Acetate | 2 | 1 | 2 | 4 | 4 | 1 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nickel Ammonium Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nickel-ammonium-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nickel-ammonium-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nickel Ammonium Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nickel Chloride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nickel-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nickel-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nickel Chloride | 1 | 1 | 2 | 1 | 1 | 1 | 3 | 1 | 1 | 3 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nickel Cyanide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nickel-cyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nickel-cyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nickel Cyanide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nickel Nitrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nickel-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nickel-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nickel Nitrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nickel Salts",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nickel-salts",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nickel-salts/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nickel Salts | 1 | 1 | 2 | 1 | 1 | 1 | 3 | 1 | 1 | 3 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nickel Sulfate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nickel-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nickel-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nickel Sulfate | 1 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | 3 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nicotinamide Hydrochloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nicotinamide-hydrochloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nicotinamide-hydrochloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nicotinamide Hydrochloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nicotinamide (Niacinamide)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nicotinamide-niacinamide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nicotinamide-niacinamide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nicotinamide (Niacinamide) | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nicotine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nicotine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nicotine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nicotine | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nicotine Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nicotine-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nicotine-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nicotine Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Niter Cake",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "niter-cake",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/niter-cake/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Niter Cake | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitric Acid (0 - 50%)",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitric-acid-0-50",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitric-acid-0-50/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitric Acid (0 - 50%) | 4 | 2 | X | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitric Acid 3 Molar to 158\u00b0F",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "3",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitric-acid-3-molar-to-158-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitric-acid-3-molar-to-158-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitric Acid 3 Molar to 158\u00b0F | 4 | 2 | 4 | 3 | 4 | 2 | 4 | 2 | 3 | 4 | 4 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitric Acid (50 - 100%)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "3",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitric-acid-50-100",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitric-acid-50-100/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitric Acid (50 - 100%) | 4 | 4 | X | X | X | X | X | X | 3 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitric Acid Concentrated Room Temp.",
      "nitrile": "X",
      "epdm": "4",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitric-acid-concentrated-room-temp",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitric-acid-concentrated-room-temp/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitric Acid Concentrated Room Temp. | X | 4 | X | X | X | X | X | X | 2 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitric Acid Concentrated to 158\u00b0F",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitric-acid-concentrated-to-158-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitric-acid-concentrated-to-158-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitric Acid Concentrated to 158\u00b0F | 4 | 4 | 4 | 4 | 4 | 4 | 4 | X | 4 | 4 | 4 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitric Acid, Red Fuming",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "3",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitric-acid-red-fuming",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitric-acid-red-fuming/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitric Acid, Red Fuming | 4 | 4 | 4 | X | X | X | X | X | 2 | X | X | 3 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitric Acid, White Fuming",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitric-acid-white-fuming",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitric-acid-white-fuming/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitric Acid, White Fuming | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitroaniline",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitroaniline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitroaniline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitroaniline | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrobenzene",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrobenzene | 4 | 1 | 4 | 4 | 4 | 1 | 4 | 4 | 2 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrobenzoic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrobenzoic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrobenzoic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrobenzoic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrocellulose",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrocellulose",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrocellulose/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrocellulose | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrochlorobenzene",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrochlorobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrochlorobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrochlorobenzene | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrochloroform",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrochloroform",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrochloroform/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrochloroform | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrodiethylaniline",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrodiethylaniline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrodiethylaniline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrodiethylaniline | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrodiphenyl Ether",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrodiphenyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrodiphenyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrodiphenyl Ether | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitroethane",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitroethane | 4 | 2 | 2 | 2 | 4 | 2 | 4 | 2 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrofluorobenzene",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrofluorobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrofluorobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrofluorobenzene | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrogen",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrogen",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrogen/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrogen | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrogen Oxides",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrogen-oxides",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrogen-oxides/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrogen Oxides | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrogen Tetroxide (N2O4)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrogen-tetroxide-n2o4",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrogen-tetroxide-n2o4/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrogen Tetroxide (N2O4) | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrogen Trifluoride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrogen-trifluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrogen-trifluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrogen Trifluoride | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitroglycerine",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitroglycerine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitroglycerine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitroglycerine | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrogylcerol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrogylcerol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrogylcerol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrogylcerol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitroisopropylbenzene",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitroisopropylbenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitroisopropylbenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitroisopropylbenzene | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitromethane",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "3",
      "sbr": "3",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitromethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitromethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitromethane | 4 | 2 | 3 | 3 | 4 | 2 | 4 | 2 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrophenol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrophenol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrophenol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrophenol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitropropane",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitropropane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitropropane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitropropane | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrosyl Chloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrosyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrosyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrosyl Chloride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrosylsulfuric Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrosylsulfuric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrosylsulfuric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrosylsulfuric Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrothiophene",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrothiophene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrothiophene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrothiophene | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrotoluene",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrotoluene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrotoluene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrotoluene | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrous Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrous-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrous-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrous Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nitrous Oxide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "1",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nitrous-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nitrous-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nitrous Oxide | 1 | 1 | X | X | 1 | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nonane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nonane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nonane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nonane | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Noryl GE Phenolic",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "X",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "noryl-ge-phenolic",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/noryl-ge-phenolic/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Noryl GE Phenolic | 1 | 1 | X | X | X | X | X | X | X | X | X | X | X |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Nyvac FR200 Mobil",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "nyvac-fr200-mobil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/nyvac-fr200-mobil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Nyvac FR200 Mobil | 1 | 1 | 2 | 4 | X | 4 | X | 3 | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Octachloro Toluene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "octachloro-toluene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/octachloro-toluene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Octachloro Toluene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Octadecane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "octadecane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/octadecane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Octadecane | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Octanal (n-Octanaldehyde)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "octanal-n-octanaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/octanal-n-octanaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Octanal (n-Octanaldehyde) | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Octane or n-Octane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "octane-or-n-octane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/octane-or-n-octane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Octane or n-Octane | 1 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Octyl Acetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "octyl-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/octyl-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Octyl Acetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Octyl Alcohol",
      "nitrile": "2",
      "epdm": "3",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "octyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/octyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Octyl Alcohol | 2 | 3 | 2 | 2 | 2 | 2 | 4 | 2 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Octyl Chloride",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "octyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/octyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Octyl Chloride | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Octyl Phthalate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "octyl-phthalate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/octyl-phthalate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Octyl Phthalate | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Olefins",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "olefins",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/olefins/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Olefins | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Oleic Acid",
      "nitrile": "3",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "2",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "oleic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/oleic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Oleic Acid | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | 2 | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Oleum (Fuming Sulfuric Acid)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "oleum-fuming-sulfuric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/oleum-fuming-sulfuric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Oleum (Fuming Sulfuric Acid) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Oleum Spirits",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "oleum-spirits",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/oleum-spirits/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Oleum Spirits | 2 | 4 | 3 | 4 | 4 | 4 | X | 2 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Oleyl Alcohol",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "oleyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/oleyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Oleyl Alcohol | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Olive Oil",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "olive-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/olive-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Olive Oil | 1 | 2 | 2 | 4 | 3 | 2 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Oronite 8200",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "oronite-8200",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/oronite-8200/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Oronite 8200 | 2 | 4 | 1 | 4 | 4 | 4 | X | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Oronite 8515",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "oronite-8515",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/oronite-8515/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Oronite 8515 | 2 | 4 | 1 | 4 | 4 | 4 | X | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ortho-Chloro Ethyl Benzene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ortho-chloro-ethyl-benzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ortho-chloro-ethyl-benzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Ortho-Chloro Ethyl Benzene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ortho-Chloroaniline",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ortho-chloroaniline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ortho-chloroaniline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Ortho-Chloroaniline | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ortho-Chlorophenol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ortho-chlorophenol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ortho-chlorophenol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Ortho-Chlorophenol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ortho-Cresol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ortho-cresol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ortho-cresol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Ortho-Cresol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ortho-Dichlorobenzene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ortho-dichlorobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ortho-dichlorobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Ortho-Dichlorobenzene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ortho-Nitrotoluene",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ortho-nitrotoluene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ortho-nitrotoluene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Ortho-Nitrotoluene | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Orthophos Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "orthophos-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/orthophos-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Orthophos Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "OS 45 Type III (OS45)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "os-45-type-iii-os45",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/os-45-type-iii-os45/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "OS 45 Type III (OS45) | 2 | 4 | 1 | 4 | 4 | 4 | X | 2 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "OS 45 Type IV (OS45-1)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "os-45-type-iv-os45-1",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/os-45-type-iv-os45-1/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "OS 45 Type IV (OS45-1) | 2 | 4 | 1 | 4 | 4 | 4 | X | 2 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "OS 70",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "os-70",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/os-70/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "OS 70 | 2 | 4 | 1 | 4 | 4 | 4 | X | 2 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Oxalic Acid",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "oxalic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/oxalic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Oxalic Acid | 2 | 1 | 2 | 2 | 2 | 1 | X | 2 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Oxygen, 200\u00b0-300\u00b0F (Evalute for specific applications)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "oxygen-200-300-f-evalute-for-specific-applications",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/oxygen-200-300-f-evalute-for-specific-applications/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Oxygen, 200\u00b0-300\u00b0F (Evalute for specific applications) | 4 | 4 | X | X | X | X | X | X | 2 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Oxygen, 300\u00b0-400\u00b0F (Evalute for specific applications)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "1",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "oxygen-300-400-f-evalute-for-specific-applications",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/oxygen-300-400-f-evalute-for-specific-applications/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Oxygen, 300\u00b0-400\u00b0F (Evalute for specific applications) | 4 | 4 | 4 | 4 | 1 | 4 | 4 | 4 | 2 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Oxygen, Cold (Evalute for specific applications)",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "2",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "oxygen-cold-evalute-for-specific-applications",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/oxygen-cold-evalute-for-specific-applications/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Oxygen, Cold (Evalute for specific applications) | 2 | 1 | 1 | 2 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Oxygen, Liquid",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "4",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "oxygen-liquid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/oxygen-liquid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Oxygen, Liquid | 4 | 4 | 4 | X | X | X | X | X | 4 | X | X | 4 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ozonated Deionized Water",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ozonated-deionized-water",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ozonated-deionized-water/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Ozonated Deionized Water | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ozone",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "1",
      "butyl": "2",
      "polyacrylate": "2",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ozone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ozone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Ozone | 4 | 1 | 2 | 4 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Paint Thinner, Duco",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "paint-thinner-duco",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/paint-thinner-duco/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Paint Thinner, Duco | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Palmitic Acid",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "palmitic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/palmitic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Palmitic Acid | 1 | 2 | 2 | 2 | 4 | 2 | X | 3 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Par-al-Ketone",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "X",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "par-al-ketone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/par-al-ketone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Par-al-Ketone | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | X | X |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Para-Aminobenzoic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "para-aminobenzoic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/para-aminobenzoic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Para-Aminobenzoic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Para-Aminosalicylic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "para-aminosalicylic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/para-aminosalicylic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Para-Aminosalicylic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Para-Bromobenzylphenyl Ether",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "para-bromobenzylphenyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/para-bromobenzylphenyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Para-Bromobenzylphenyl Ether | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Para-Chlorophenol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "para-chlorophenol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/para-chlorophenol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Para-Chlorophenol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Para-Dichlorobenzene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "para-dichlorobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/para-dichlorobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Para-Dichlorobenzene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Para-Formaldehyde",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "para-formaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/para-formaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Para-Formaldehyde | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Para-Nitroaniline",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "para-nitroaniline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/para-nitroaniline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Para-Nitroaniline | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Para-Nitrobenzoic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "para-nitrobenzoic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/para-nitrobenzoic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Para-Nitrobenzoic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Para-Nitrophenol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "para-nitrophenol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/para-nitrophenol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Para-Nitrophenol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Para-Toluene Sulfonic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "para-toluene-sulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/para-toluene-sulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Para-Toluene Sulfonic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Paracymene",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "paracymene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/paracymene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-4",
      "source_quote": "Paracymene | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Paraffins",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "paraffins",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/paraffins/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Paraffins | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Paraldehyde",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "paraldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/paraldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Paraldehyde | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Parathion",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "parathion",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/parathion/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Parathion | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Parker O Lube",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "parker-o-lube",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/parker-o-lube/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Parker O Lube | 1 | 4 | 1 | 2 | 2 | 4 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Peanut Oil",
      "nitrile": "1",
      "epdm": "3",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "1",
      "butyl": "3",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "peanut-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/peanut-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Peanut Oil | 1 | 3 | 3 | 4 | 1 | 3 | 1 | 2 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pectin (Liquor)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pectin-liquor",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pectin-liquor/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pectin (Liquor) | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pelagonic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pelagonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pelagonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pelagonic Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Penicillin (Liquid)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "penicillin-liquid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/penicillin-liquid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Penicillin (Liquid) | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pentachloroethane",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pentachloroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pentachloroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pentachloroethane | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pentachlorophenol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pentachlorophenol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pentachlorophenol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pentachlorophenol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pentaerythritol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pentaerythritol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pentaerythritol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pentaerythritol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pentaerythritol Tetranitrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pentaerythritol-tetranitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pentaerythritol-tetranitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pentaerythritol Tetranitrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pentafluoroethane (F-125)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pentafluoroethane-f-125",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pentafluoroethane-f-125/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pentafluoroethane (F-125) | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pentane, 2-4 dimethyl",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pentane-2-4-dimethyl",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pentane-2-4-dimethyl/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pentane, 2-4 dimethyl | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pentane, 2 Methyl",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pentane-2-methyl",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pentane-2-methyl/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pentane, 2 Methyl | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pentane, 3-Methyl",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pentane-3-methyl",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pentane-3-methyl/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pentane, 3-Methyl | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pentane or n-Pentane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "3",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pentane-or-n-pentane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pentane-or-n-pentane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pentane or n-Pentane | 1 | 4 | 1 | 3 | 4 | 4 | 1 | 2 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pentoxone",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pentoxone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pentoxone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pentoxone | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pentyl Pentanoate",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pentyl-pentanoate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pentyl-pentanoate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pentyl Pentanoate | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Peracetic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "peracetic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/peracetic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Peracetic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Perchloric Acid - 2N",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "perchloric-acid-2n",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/perchloric-acid-2n/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Perchloric Acid - 2N | 4 | 1 | 2 | 4 | 2 | 2 | 4 | 2 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Perchloroethylene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "perchloroethylene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/perchloroethylene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Perchloroethylene | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Perfluoropropane",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "perfluoropropane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/perfluoropropane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Perfluoropropane | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Perfluorotriethylamine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "perfluorotriethylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/perfluorotriethylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Perfluorotriethylamine | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Permanganic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "permanganic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/permanganic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Permanganic Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Persulfuric Acid (Caro\u2019s Acid)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "persulfuric-acid-caro-s-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/persulfuric-acid-caro-s-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Persulfuric Acid (Caro\u2019s Acid) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Petrolatum",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "petrolatum",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/petrolatum/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Petrolatum | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Petrolatum Ether",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "petrolatum-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/petrolatum-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Petrolatum Ether | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Petroleum Oil, Above 250\u00b0F",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "petroleum-oil-above-250-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/petroleum-oil-above-250-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Petroleum Oil, Above 250\u00b0F | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Petroleum Oil, Below 250\u00b0F",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "petroleum-oil-below-250-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/petroleum-oil-below-250-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Petroleum Oil, Below 250\u00b0F | 1 | 4 | 2 | 4 | 2 | 4 | 2 | 2 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Petroleum Oil, Crude",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "petroleum-oil-crude",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/petroleum-oil-crude/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Petroleum Oil, Crude | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenol",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenol | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenol, 70% / 30% H2O",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenol-70-30-h2o",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenol-70-30-h2o/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenol, 70% / 30% H2O | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenol, 85% / 15% H2O",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenol-85-15-h2o",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenol-85-15-h2o/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenol, 85% / 15% H2O | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenolic Sulfonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenolic-sulfonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenolic-sulfonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenolic Sulfonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenolsulfonic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenolsulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenolsulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenolsulfonic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenylacetamide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenylacetamide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenylacetamide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenylacetamide | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenylacetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenylacetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenylacetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenylacetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenylacetic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenylacetic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenylacetic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenylacetic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenylbenzene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenylbenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenylbenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenylbenzene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenylene Diamine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenylene-diamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenylene-diamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenylene Diamine | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenylethyl Alcohol",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenylethyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenylethyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenylethyl Alcohol | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenylethyl Ether",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenylethyl-ether",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenylethyl-ether/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenylethyl Ether | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenylethyl Malonic Ester",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenylethyl-malonic-ester",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenylethyl-malonic-ester/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenylethyl Malonic Ester | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenylglycerine",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenylglycerine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenylglycerine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenylglycerine | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenylhydrazine",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "2",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenylhydrazine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenylhydrazine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenylhydrazine | 4 | 2 | 4 | 2 | X | 4 | 4 | 4 | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenylhydrazine Hydrochloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenylhydrazine-hydrochloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenylhydrazine-hydrochloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenylhydrazine Hydrochloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phenylmercuric Acetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phenylmercuric-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phenylmercuric-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phenylmercuric Acetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phorone",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phorone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phorone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phorone | 4 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phosgene",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phosgene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phosgene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phosgene | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phosphine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phosphine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phosphine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phosphine | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phosphoric Acid, 20%",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phosphoric-acid-20",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phosphoric-acid-20/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phosphoric Acid, 20% | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phosphoric Acid 3 Molar to 158\u00b0F",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phosphoric-acid-3-molar-to-158-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phosphoric-acid-3-molar-to-158-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phosphoric Acid 3 Molar to 158\u00b0F | 1 | 1 | 2 | 2 | 2 | 1 | 3 | 1 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phosphoric Acid, 45%",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phosphoric-acid-45",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phosphoric-acid-45/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phosphoric Acid, 45% | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phosphoric Acid Concentrated Room Temp",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "2",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phosphoric-acid-concentrated-room-temp",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phosphoric-acid-concentrated-room-temp/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phosphoric Acid Concentrated Room Temp | 2 | 1 | 2 | 1 | 3 | 1 | 2 | 1 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phosphoric Acid Concentrated to 158\u00b0F",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "3",
      "sbr": "2",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phosphoric-acid-concentrated-to-158-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phosphoric-acid-concentrated-to-158-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phosphoric Acid Concentrated to 158\u00b0F | 4 | 1 | 3 | 2 | 4 | 1 | 3 | 1 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phosphorus (Molten)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phosphorus-molten",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phosphorus-molten/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phosphorus (Molten) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phosphorus Oxychloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phosphorus-oxychloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phosphorus-oxychloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phosphorus Oxychloride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phosphorus Trichloride",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phosphorus-trichloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phosphorus-trichloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phosphorus Trichloride | 4 | 1 | 4 | 4 | X | 1 | X | 4 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phosphorus Trichloride Acid",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phosphorus-trichloride-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phosphorus-trichloride-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phosphorus Trichloride Acid | 4 | 1 | 4 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phthalic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phthalic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phthalic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phthalic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Phthalic Anhydride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "phthalic-anhydride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/phthalic-anhydride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Phthalic Anhydride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pickling Solution",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pickling-solution",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pickling-solution/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pickling Solution | 4 | 3 | 4 | 4 | 4 | 3 | 4 | 2 | 2 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Picric Acid (aq)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "picric-acid-aq",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/picric-acid-aq/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Picric Acid (aq) | 1 | 1 | 1 | 2 | X | 1 | X | 1 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Picric Acid Molten",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "picric-acid-molten",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/picric-acid-molten/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Picric Acid Molten | 2 | 2 | 2 | 2 | 4 | 2 | X | 2 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pine Oil",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pine-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pine-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pine Oil | 1 | 4 | 4 | 4 | 4 | 4 | X | 4 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pine Tar",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pine-tar",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pine-tar/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pine Tar | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pinene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pinene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pinene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pinene | 2 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Piperazine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "piperazine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/piperazine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Piperazine | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Piperidine",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "piperidine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/piperidine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Piperidine | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Piranha (H2SO4:H2O2)(70:30)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "piranha-h2so4-h2o2-70-30",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/piranha-h2so4-h2o2-70-30/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Piranha (H2SO4:H2O2)(70:30) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Plating Solution (Co,Cu,Au,In,Fe,Pb,Ni,Ag,Sn,Zn)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "plating-solution-co-cu-au-in-fe-pb-ni-ag-sn-zn",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/plating-solution-co-cu-au-in-fe-pb-ni-ag-sn-zn/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Plating Solution (Co,Cu,Au,In,Fe,Pb,Ni,Ag,Sn,Zn) | 1 | 1 | X | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Plating Solutions Chrome",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "plating-solutions-chrome",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/plating-solutions-chrome/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Plating Solutions Chrome | 4 | 2 | 4 | 4 | 2 | 2 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Plating Solutions Others",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "plating-solutions-others",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/plating-solutions-others/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Plating Solutions Others | 1 | 1 | 4 | 4 | 4 | 1 | X | 1 | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pneumatic Service",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pneumatic-service",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pneumatic-service/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pneumatic Service | 1 | 1 | 1 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Polyethylene Glycol",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "3",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "polyethylene-glycol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/polyethylene-glycol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Polyethylene Glycol | 2 | 1 | 2 | X | X | X | X | X | 3 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Polyglycerol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "polyglycerol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/polyglycerol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Polyglycerol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Polyglycol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "polyglycol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/polyglycol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Polyglycol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Polyvinyl Acetate Emulsion",
      "nitrile": "X",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "polyvinyl-acetate-emulsion",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/polyvinyl-acetate-emulsion/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Polyvinyl Acetate Emulsion | X | 1 | 2 | 4 | X | 1 | X | 2 | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Acetate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Acetate | 2 | 1 | 2 | 4 | 4 | 1 | 4 | 1 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Acid Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-acid-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-acid-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Acid Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Alum",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-alum",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-alum/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Alum | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Aluminum Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-aluminum-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-aluminum-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Aluminum Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Antimonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-antimonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-antimonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Antimonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Bicarbonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-bicarbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-bicarbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Bicarbonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Bichromate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-bichromate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-bichromate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Bichromate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Bifluoride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-bifluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-bifluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Bifluoride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Bisulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-bisulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-bisulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Bisulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Bisulfite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-bisulfite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-bisulfite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Bisulfite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Bitartrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-bitartrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-bitartrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Bitartrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Bromide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-bromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-bromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Bromide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Carbonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-carbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-carbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Carbonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Chlorate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-chlorate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-chlorate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Chlorate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Chloride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Chloride | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Chromates",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-chromates",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-chromates/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Chromates | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Citrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-citrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-citrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Citrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Cupro Cyanide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-cupro-cyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-cupro-cyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Cupro Cyanide | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Cyanate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-cyanate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-cyanate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Cyanate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Cyanide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-cyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-cyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Cyanide | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Dichromate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-dichromate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-dichromate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Dichromate | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Diphosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-diphosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-diphosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Diphosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Ferricyanide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-ferricyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-ferricyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Ferricyanide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Fluoride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-fluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-fluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Fluoride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Glucocyanate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-glucocyanate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-glucocyanate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Glucocyanate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Hydroxide 50%",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-hydroxide-50",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-hydroxide-50/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Hydroxide 50% | 2 | 1 | 2 | 2 | 3 | 1 | 4 | 1 | 4 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Hypochlorite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-hypochlorite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-hypochlorite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Hypochlorite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Iodate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-iodate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-iodate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Iodate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Iodide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-iodide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-iodide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Iodide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Metabisulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-metabisulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-metabisulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Metabisulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Metachromate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-metachromate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-metachromate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Metachromate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Metasilicate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-metasilicate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-metasilicate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Metasilicate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium (Molten)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "4",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-molten",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-molten/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium (Molten) | X | X | X | X | X | X | X | X | X | X | X | X | 4 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Monochromate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-monochromate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-monochromate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Monochromate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Nitrate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Nitrate | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Nitrite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-nitrite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-nitrite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Nitrite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Oxalate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-oxalate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-oxalate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Oxalate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Perchlorate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-perchlorate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-perchlorate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Perchlorate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Perfluoro Acetate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-perfluoro-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-perfluoro-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Perfluoro Acetate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Permanganate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-permanganate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-permanganate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Permanganate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Peroxide",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-peroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-peroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Peroxide | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Persulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-persulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-persulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Persulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Phosphate (Acid)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-phosphate-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-phosphate-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Phosphate (Acid) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Phosphate (Alkaline)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-phosphate-alkaline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-phosphate-alkaline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Phosphate (Alkaline) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Phosphate (Di/Tri Basic)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-phosphate-di-tri-basic",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-phosphate-di-tri-basic/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Phosphate (Di/Tri Basic) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Pyrosulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-pyrosulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-pyrosulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Pyrosulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Salts",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-salts",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-salts/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Salts | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Silicate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-silicate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-silicate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Silicate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Sodium Tartrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-sodium-tartrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-sodium-tartrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Sodium Tartrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Stannate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-stannate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-stannate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Stannate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Stearate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-stearate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-stearate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Stearate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Sulfate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Sulfate | 1 | 1 | 1 | 2 | 1 | 1 | 4 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Sulfide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-sulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-sulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Sulfide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Sulfite",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-sulfite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-sulfite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Sulfite | 1 | 1 | 1 | 2 | 1 | 1 | 4 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Tartrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-tartrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-tartrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Tartrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Thiocyanate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-thiocyanate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-thiocyanate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Thiocyanate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Thiosulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-thiosulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-thiosulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Thiosulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Potassium Triphosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "potassium-triphosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/potassium-triphosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Potassium Triphosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Prestone Antifreeze",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "prestone-antifreeze",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/prestone-antifreeze/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Prestone Antifreeze | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "PRL-High Temp. Hydr. Oil",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "prl-high-temp-hydr-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/prl-high-temp-hydr-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "PRL-High Temp. Hydr. Oil | 2 | 4 | 2 | 4 | 2 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Producer Gas",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "producer-gas",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/producer-gas/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Producer Gas | 1 | 4 | 2 | 4 | 2 | 4 | 2 | 2 | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propane | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propionaldehyde",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propionaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propionaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propionaldehyde | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propionic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propionic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propionic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propionic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propionitrile",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propionitrile",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propionitrile/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propionitrile | 1 | 4 | 2 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propyl Acetate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propyl-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propyl-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propyl Acetate | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propyl Acetone or n-Propyl Acetone",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propyl-acetone-or-n-propyl-acetone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propyl-acetone-or-n-propyl-acetone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propyl Acetone or n-Propyl Acetone | 4 | 1 | 4 | 4 | 4 | 1 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propyl Alcohol",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propyl Alcohol | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propyl Nitrate",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propyl-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propyl-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propyl Nitrate | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | X | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propyl Propionate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propyl-propionate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propyl-propionate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propyl Propionate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propylamine",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propylamine | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propylbenzene",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propylbenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propylbenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propylbenzene | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propylene",
      "nitrile": "3",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propylene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propylene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propylene | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propylene Chloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propylene-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propylene-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propylene Chloride | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propylene Chlorohydrin",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propylene-chlorohydrin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propylene-chlorohydrin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propylene Chlorohydrin | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propylene Dichloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propylene-dichloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propylene-dichloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propylene Dichloride | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propylene Glycol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propylene-glycol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propylene-glycol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propylene Glycol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propylene Imine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propylene-imine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propylene-imine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propylene Imine | X | X | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Propylene Oxide",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "propylene-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/propylene-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Propylene Oxide | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pydraul, 10E",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pydraul-10e",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pydraul-10e/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pydraul, 10E | 4 | 1 | 4 | 4 | 1 | 1 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pydraul, 115E",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pydraul-115e",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pydraul-115e/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pydraul, 115E | 4 | 1 | 4 | 4 | 4 | 1 | 4 | 4 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pydraul, 230C, 312C, 540C, A200",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pydraul-230c-312c-540c-a200",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pydraul-230c-312c-540c-a200/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pydraul, 230C, 312C, 540C, A200 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pydraul, 29ELT 30E, 50E, 65E",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pydraul-29elt-30e-50e-65e",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pydraul-29elt-30e-50e-65e/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pydraul, 29ELT 30E, 50E, 65E | 4 | 1 | 4 | 4 | 1 | 1 | 4 | 4 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pydraul 90e",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pydraul-90e",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pydraul-90e/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pydraul 90e | 4 | 1 | 4 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pyranol Transformer Oil",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pyranol-transformer-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pyranol-transformer-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pyranol Transformer Oil | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pyridine",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pyridine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pyridine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pyridine | 4 | 2 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pyridine Oil",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pyridine-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pyridine-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pyridine Oil | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | X | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pyridine Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pyridine-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pyridine-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pyridine Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pyridine Sulfonic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pyridine-sulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pyridine-sulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pyridine Sulfonic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pyrogallol (Pyrogallic Acid)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pyrogallol-pyrogallic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pyrogallol-pyrogallic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pyrogallol (Pyrogallic Acid) | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pyrogard 42, 43, 55",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "2",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pyrogard-42-43-55",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pyrogard-42-43-55/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pyrogard 42, 43, 55 | 4 | 1 | 4 | X | X | X | X | X | 1 | X | X | 2 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pyrogard 53, Mobil Phosphate Ester",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pyrogard-53-mobil-phosphate-ester",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pyrogard-53-mobil-phosphate-ester/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pyrogard 53, Mobil Phosphate Ester | 4 | 1 | 4 | 4 | 4 | 1 | 4 | 4 | 1 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pyrogard D, Mobil Water-in-Oil Emulsion",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "3",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pyrogard-d-mobil-water-in-oil-emulsion",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pyrogard-d-mobil-water-in-oil-emulsion/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pyrogard D, Mobil Water-in-Oil Emulsion | 1 | 4 | 2 | 4 | 3 | 4 | X | 1 | 4 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pyroligneous Acid",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pyroligneous-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pyroligneous-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pyroligneous Acid | 4 | 2 | 2 | 4 | X | 2 | 4 | 2 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pyrolube",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pyrolube",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pyrolube/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pyrolube | 4 | 2 | 4 | 4 | 2 | 2 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pyrosulfuric Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pyrosulfuric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pyrosulfuric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pyrosulfuric Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pyrosulfuryl Chloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pyrosulfuryl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pyrosulfuryl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pyrosulfuryl Chloride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pyrrole",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "2",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pyrrole",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pyrrole/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pyrrole | 4 | 4 | 4 | 2 | 2 | 4 | 4 | 2 | 4 | X | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Pyruvic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "pyruvic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/pyruvic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Pyruvic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Quinidine",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "quinidine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/quinidine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Quinidine | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Quinine",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "quinine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/quinine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Quinine | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Quinine Bisulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "quinine-bisulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/quinine-bisulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Quinine Bisulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Quinine Hydrochloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "quinine-hydrochloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/quinine-hydrochloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Quinine Hydrochloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Quinine Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "quinine-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/quinine-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Quinine Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Quinine Tartrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "quinine-tartrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/quinine-tartrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Quinine Tartrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Quinizarin",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "quinizarin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/quinizarin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Quinizarin | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Quinoline",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "quinoline",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/quinoline/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Quinoline | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Quinone",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "quinone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/quinone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Quinone | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Radiation (Gamma, 1.0 E+07 Rads)",
      "nitrile": "3",
      "epdm": "2",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "radiation-gamma-1-0-e-07-rads",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/radiation-gamma-1-0-e-07-rads/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Radiation (Gamma, 1.0 E+07 Rads) | 3 | 2 | X | X | 2 | 4 | X | X | 4 | 4 | 4 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Raffinate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "raffinate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/raffinate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Raffinate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Rapeseed Oil",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "2",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "rapeseed-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/rapeseed-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Rapeseed Oil | 2 | 1 | 2 | 4 | 4 | 1 | 2 | 2 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Red Line 100 Oil",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "red-line-100-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/red-line-100-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Red Line 100 Oil | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Red Oil (MIL-H-5606)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "red-oil-mil-h-5606",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/red-oil-mil-h-5606/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Red Oil (MIL-H-5606) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Resorcinol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "resorcinol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/resorcinol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Resorcinol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Rhodium",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "rhodium",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/rhodium/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Rhodium | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Riboflavin",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "riboflavin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/riboflavin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Riboflavin | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ricinoleic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ricinoleic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ricinoleic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Ricinoleic Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "RJ-1 (MIL-F-25558)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "rj-1-mil-f-25558",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/rj-1-mil-f-25558/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "RJ-1 (MIL-F-25558) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "RJ-4 (MIL-F-82522)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "rj-4-mil-f-82522",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/rj-4-mil-f-82522/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "RJ-4 (MIL-F-82522) | 2 | 4 | 4 | 4 | 4 | 4 | 2 | X | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Rosin",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "rosin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/rosin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Rosin | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "RP-1 (MIL-R-25576)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "rp-1-mil-r-25576",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/rp-1-mil-r-25576/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "RP-1 (MIL-R-25576) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Saccharin Solution",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "saccharin-solution",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/saccharin-solution/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Saccharin Solution | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sal Ammoniac",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sal-ammoniac",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sal-ammoniac/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sal Ammoniac | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Salicylic Acid",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "2",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "salicylic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/salicylic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Salicylic Acid | 2 | 1 | X | 2 | X | 1 | X | X | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Santo Safe 300",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "1",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "santo-safe-300",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/santo-safe-300/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Santo Safe 300 | 4 | 3 | 4 | 4 | 1 | 3 | 4 | X | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sea (Salt) Water",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sea-salt-water",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sea-salt-water/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sea (Salt) Water | 1 | 1 | 2 | 1 | 1 | 1 | 4 | 1 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sebacic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sebacic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sebacic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sebacic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Selenic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "selenic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/selenic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Selenic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Selenous Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "selenous-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/selenous-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Selenous Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sewage",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sewage",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sewage/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sewage | 1 | 1 | 2 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "SF 1154 GE Silicone Fluid",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sf-1154-ge-silicone-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sf-1154-ge-silicone-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "SF 1154 GE Silicone Fluid | 2 | 1 | 1 | 1 | 4 | 1 | 1 | 1 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "SF1147 GE Silicone Fluid",
      "nitrile": "2",
      "epdm": "3",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sf1147-ge-silicone-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sf1147-ge-silicone-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "SF1147 GE Silicone Fluid | 2 | 3 | X | X | 4 | 3 | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "SF96 GE SIlicone Fluid",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sf96-ge-silicone-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sf96-ge-silicone-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "SF96 GE SIlicone Fluid | 2 | 1 | 1 | 1 | 4 | 1 | 1 | 1 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Shell 3XF Mine Fluid (Fire resist hydr.)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "shell-3xf-mine-fluid-fire-resist-hydr",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/shell-3xf-mine-fluid-fire-resist-hydr/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Shell 3XF Mine Fluid (Fire resist hydr.) | 1 | 4 | 2 | 4 | X | 4 | 4 | 2 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Shell Alvania Grease #2",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "shell-alvania-grease-2",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/shell-alvania-grease-2/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Shell Alvania Grease #2 | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Shell Carnea 19 and 29",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "shell-carnea-19-and-29",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/shell-carnea-19-and-29/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Shell Carnea 19 and 29 | 1 | 4 | 4 | 4 | X | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Shell Diala",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "shell-diala",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/shell-diala/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Shell Diala | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Shell Irus 905",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "shell-irus-905",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/shell-irus-905/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Shell Irus 905 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Shell Lo Hydrax 27 and 29",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "shell-lo-hydrax-27-and-29",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/shell-lo-hydrax-27-and-29/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Shell Lo Hydrax 27 and 29 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Shell Macome 72",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "shell-macome-72",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/shell-macome-72/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Shell Macome 72 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Shell Tellus 27 (Petroleum Base)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "shell-tellus-27-petroleum-base",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/shell-tellus-27-petroleum-base/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Shell Tellus 27 (Petroleum Base) | 1 | 4 | 2 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Shell Tellus #32 Pet. Base",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "shell-tellus-32-pet-base",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/shell-tellus-32-pet-base/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Shell Tellus #32 Pet. Base | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Shell Tellus 33",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "shell-tellus-33",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/shell-tellus-33/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Shell Tellus 33 | 1 | 4 | 2 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Shell Tellus #68",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "shell-tellus-68",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/shell-tellus-68/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Shell Tellus #68 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Shell UMF (5% Aromatic)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "shell-umf-5-aromatic",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/shell-umf-5-aromatic/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Shell UMF (5% Aromatic) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Shellac",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "shellac",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/shellac/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Shellac | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Silane",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "silane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/silane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Silane | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Silicate Esters",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "silicate-esters",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/silicate-esters/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Silicate Esters | 2 | 4 | 1 | 4 | 4 | 4 | X | X | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Silicon Fluoride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "silicon-fluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/silicon-fluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Silicon Fluoride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Silicon Tetrachloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "silicon-tetrachloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/silicon-tetrachloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Silicon Tetrachloride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Silicon Tetrafluoride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "silicon-tetrafluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/silicon-tetrafluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Silicon Tetrafluoride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Silicone Greases",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "silicone-greases",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/silicone-greases/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Silicone Greases | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Silicone Oils",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "silicone-oils",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/silicone-oils/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Silicone Oils | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Silver Bromide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "silver-bromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/silver-bromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Silver Bromide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Silver Chloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "silver-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/silver-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Silver Chloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Silver Cyanide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "silver-cyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/silver-cyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Silver Cyanide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Silver Nitrate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "silver-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/silver-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Silver Nitrate | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Silver Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "silver-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/silver-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Silver Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sinclair Opaline CX-EP Lube",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sinclair-opaline-cx-ep-lube",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sinclair-opaline-cx-ep-lube/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sinclair Opaline CX-EP Lube | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Skelly, Solvent B, C, E",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "skelly-solvent-b-c-e",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/skelly-solvent-b-c-e/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Skelly, Solvent B, C, E | 1 | 4 | 4 | 4 | X | 4 | X | 4 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Skydrol 500 B4",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "skydrol-500-b4",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/skydrol-500-b4/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Skydrol 500 B4 | 4 | 1 | 4 | 4 | 3 | 2 | 4 | 4 | 4 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Skydrol 7000",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "skydrol-7000",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/skydrol-7000/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Skydrol 7000 | 4 | 1 | 4 | X | X | X | X | X | 2 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Skydrol LD-4",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "skydrol-ld-4",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/skydrol-ld-4/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Skydrol LD-4 | 4 | 1 | 4 | 4 | 3 | 2 | 4 | 4 | 4 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Soap Solutions",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "soap-solutions",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/soap-solutions/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Soap Solutions | 1 | 1 | 2 | 2 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Socony Mobile Type A",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "socony-mobile-type-a",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/socony-mobile-type-a/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Socony Mobile Type A | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Socony Vacuum AMV AC781 (Grease)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "socony-vacuum-amv-ac781-grease",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/socony-vacuum-amv-ac781-grease/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Socony Vacuum AMV AC781 (Grease) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Socony Vacuum PD959B",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "socony-vacuum-pd959b",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/socony-vacuum-pd959b/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Socony Vacuum PD959B | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Soda Ash",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "soda-ash",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/soda-ash/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Soda Ash | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Acetate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "3",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "3",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Acetate | 2 | 1 | 2 | 4 | 4 | 1 | 3 | 1 | 4 | 3 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Acid Bisulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-acid-bisulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-acid-bisulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Acid Bisulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Acid Fluoride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-acid-fluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-acid-fluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Acid Fluoride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Acid Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-acid-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-acid-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Acid Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Aluminate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-aluminate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-aluminate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Aluminate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Aluminate Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-aluminate-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-aluminate-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Aluminate Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Anthraquinone Disulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-anthraquinone-disulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-anthraquinone-disulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Anthraquinone Disulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Antimonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-antimonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-antimonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Antimonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Arsenate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-arsenate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-arsenate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Arsenate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Arsenite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-arsenite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-arsenite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Arsenite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Benzoate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-benzoate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-benzoate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Benzoate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Bicarbonate (Baking Soda)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-bicarbonate-baking-soda",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-bicarbonate-baking-soda/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Bicarbonate (Baking Soda) | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Bichromate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-bichromate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-bichromate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Bichromate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Bifluoride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-bifluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-bifluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Bifluoride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Bisulfate or Bisulfite",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-bisulfate-or-bisulfite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-bisulfate-or-bisulfite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Bisulfate or Bisulfite | 1 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Bisulfide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-bisulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-bisulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Bisulfide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Bitartrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-bitartrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-bitartrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Bitartrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Borate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-borate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-borate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Borate | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Bromate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-bromate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-bromate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Bromate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Bromide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-bromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-bromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Bromide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Carbonate (Soda Ash)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-carbonate-soda-ash",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-carbonate-soda-ash/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Carbonate (Soda Ash) | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Chlorate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-chlorate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-chlorate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Chlorate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Chloride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Chloride | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | 1 | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Chlorite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-chlorite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-chlorite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Chlorite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Chloroacetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-chloroacetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-chloroacetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Chloroacetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Chromate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-chromate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-chromate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Chromate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Citrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-citrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-citrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Citrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Cyanamide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-cyanamide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-cyanamide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Cyanamide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Cyanate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-cyanate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-cyanate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Cyanate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Cyanide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-cyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-cyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Cyanide | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Diacetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-diacetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-diacetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Diacetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Diphenyl Sulfonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-diphenyl-sulfonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-diphenyl-sulfonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Diphenyl Sulfonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Diphosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-diphosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-diphosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Diphosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Disilicate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-disilicate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-disilicate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Disilicate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Ethylate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-ethylate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-ethylate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Ethylate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Ferricyanide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-ferricyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-ferricyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Ferricyanide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Ferrocyanide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-ferrocyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-ferrocyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Ferrocyanide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Fluoride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-fluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-fluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Fluoride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Fluorosilicate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-fluorosilicate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-fluorosilicate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Fluorosilicate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Glutamate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-glutamate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-glutamate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Glutamate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Hydride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-hydride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-hydride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Hydride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Hydrogen Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-hydrogen-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-hydrogen-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Hydrogen Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Hydrosulfide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-hydrosulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-hydrosulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Hydrosulfide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Hydrosulfite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-hydrosulfite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-hydrosulfite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Hydrosulfite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Hydroxide, 3 Molar",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-hydroxide-3-molar",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-hydroxide-3-molar/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Hydroxide, 3 Molar | 2 | 1 | 2 | 2 | 1 | 1 | 4 | 1 | 2 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Hypochlorite",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-hypochlorite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-hypochlorite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Hypochlorite | 2 | 1 | 2 | 2 | 2 | 1 | 4 | 1 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Hypophosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-hypophosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-hypophosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Hypophosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Hypophosphite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-hypophosphite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-hypophosphite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Hypophosphite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Hyposulfite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-hyposulfite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-hyposulfite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Hyposulfite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Iodide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-iodide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-iodide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Iodide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Lactate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-lactate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-lactate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Lactate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Metaphosphate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-metaphosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-metaphosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Metaphosphate | 1 | 1 | 2 | 1 | X | 1 | X | 2 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Metasilicate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-metasilicate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-metasilicate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Metasilicate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Methylate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-methylate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-methylate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Methylate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium (Molten)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "4",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-molten",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-molten/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium (Molten) | X | X | X | X | X | X | X | X | X | X | X | X | 4 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Monophosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-monophosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-monophosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Monophosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Nitrate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Nitrate | 2 | 1 | 2 | 2 | 4 | 1 | X | 1 | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Oleate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-oleate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-oleate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Oleate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Orthosilicate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-orthosilicate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-orthosilicate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Orthosilicate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Oxalate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-oxalate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-oxalate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Oxalate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Perborate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-perborate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-perborate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Perborate | 2 | 1 | 2 | 2 | 2 | 1 | X | 2 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Percarbonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-percarbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-percarbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Percarbonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Perchlorate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-perchlorate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-perchlorate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Perchlorate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Peroxide",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-peroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-peroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Peroxide | 2 | 1 | 2 | 2 | 4 | 1 | 4 | 2 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Persulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-persulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-persulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Persulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Phenolate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-phenolate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-phenolate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Phenolate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Phenoxide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-phenoxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-phenoxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Phenoxide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Phosphate (Dibasic)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-phosphate-dibasic",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-phosphate-dibasic/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Phosphate (Dibasic) | 1 | 1 | 2 | 1 | 4 | 1 | 1 | 1 | 1 | 1 | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Phosphate (Mono)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-phosphate-mono",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-phosphate-mono/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Phosphate (Mono) | 1 | 1 | 2 | 1 | 4 | 1 | 1 | 1 | 1 | 1 | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Phosphate (Tribasic)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-phosphate-tribasic",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-phosphate-tribasic/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Phosphate (Tribasic) | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Plumbite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-plumbite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-plumbite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Plumbite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Pyrophosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-pyrophosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-pyrophosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Pyrophosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Resinate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-resinate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-resinate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Resinate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Salicylate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-salicylate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-salicylate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Salicylate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Salts",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-salts",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-salts/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Salts | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Sesquisilicate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-sesquisilicate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-sesquisilicate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Sesquisilicate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Silicate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-silicate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-silicate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Silicate | 1 | 1 | 1 | 1 | X | 1 | X | 1 | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Silicofluoride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-silicofluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-silicofluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Silicofluoride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Stannate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-stannate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-stannate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Stannate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Sulfate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Sulfate | 1 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Sulfide and Sulfite",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-sulfide-and-sulfite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-sulfide-and-sulfite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Sulfide and Sulfite | 1 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Sulfocyanide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-sulfocyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-sulfocyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Sulfocyanide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Tartrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-tartrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-tartrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Tartrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Tetraborate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-tetraborate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-tetraborate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Tetraborate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Tetraphosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-tetraphosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-tetraphosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Tetraphosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Tetrasulfide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-tetrasulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-tetrasulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Tetrasulfide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Thioarsenate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-thioarsenate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-thioarsenate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Thioarsenate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Thiocyanate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-thiocyanate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-thiocyanate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Thiocyanate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Thiosulfate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-thiosulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-thiosulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Thiosulfate | 2 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Trichloroacetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-trichloroacetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-trichloroacetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Trichloroacetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sodium Triphosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sodium-triphosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sodium-triphosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sodium Triphosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Solvesso 100, 150",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "solvesso-100-150",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/solvesso-100-150/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Solvesso 100, 150 | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sorbitol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sorbitol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sorbitol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sorbitol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sour Crude Oil",
      "nitrile": "3",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sour-crude-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sour-crude-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sour Crude Oil | 3 | 4 | 4 | 4 | 4 | 4 | 4 | X | 1 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sour Natural Gas",
      "nitrile": "3",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sour-natural-gas",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sour-natural-gas/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sour Natural Gas | 3 | 4 | 4 | 4 | 4 | 4 | 4 | X | 1 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sovasol No. 1, 2, and 3",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sovasol-no-1-2-and-3",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sovasol-no-1-2-and-3/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sovasol No. 1, 2, and 3 | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 2 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sovasol No. 73 and 74",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sovasol-no-73-and-74",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sovasol-no-73-and-74/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Sovasol No. 73 and 74 | 2 | 4 | 2 | 4 | 4 | 4 | 2 | 2 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Soybean Oil",
      "nitrile": "1",
      "epdm": "3",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "1",
      "butyl": "3",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "soybean-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/soybean-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Soybean Oil | 1 | 3 | 3 | 4 | 1 | 3 | 1 | 3 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Spry",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "1",
      "butyl": "2",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "spry",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/spry/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Spry | 1 | 2 | 2 | 4 | 1 | 2 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "SR-10 Fuel",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sr-10-fuel",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sr-10-fuel/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "SR-10 Fuel | 1 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "SR-6 Fuel",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sr-6-fuel",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sr-6-fuel/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "SR-6 Fuel | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Standard Oil Mobilube GX90-EP Lube",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "standard-oil-mobilube-gx90-ep-lube",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/standard-oil-mobilube-gx90-ep-lube/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Standard Oil Mobilube GX90-EP Lube | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Stannic Ammonium Chloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "stannic-ammonium-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/stannic-ammonium-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Stannic Ammonium Chloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Stannic Chloride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "stannic-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/stannic-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Stannic Chloride | 1 | 1 | 4 | 1 | 2 | 1 | X | 4 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Stannic Chloride, 50%",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "stannic-chloride-50",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/stannic-chloride-50/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Stannic Chloride, 50% | 1 | 1 | 4 | 1 | 2 | 1 | X | 4 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Stannic Tetrachloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "stannic-tetrachloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/stannic-tetrachloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Stannic Tetrachloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Stannous Bisulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "stannous-bisulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/stannous-bisulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Stannous Bisulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Stannous Bromide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "stannous-bromide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/stannous-bromide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Stannous Bromide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Stannous Chloride (15%)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "stannous-chloride-15",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/stannous-chloride-15/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Stannous Chloride (15%) | 1 | 1 | 1 | 1 | 2 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Stannous Fluoride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "stannous-fluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/stannous-fluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Stannous Fluoride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Stannous Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "stannous-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/stannous-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Stannous Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Stauffer 7700",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "stauffer-7700",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/stauffer-7700/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-5",
      "source_quote": "Stauffer 7700 | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Steam, 400\u00b0 - 500\u00b0F",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "steam-400-500-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/steam-400-500-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Steam, 400\u00b0 - 500\u00b0F | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Steam, Above 500\u00b0F",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "steam-above-500-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/steam-above-500-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Steam, Above 500\u00b0F | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Steam Below 400\u00b0F",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "steam-below-400-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/steam-below-400-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Steam Below 400\u00b0F | 4 | 1 | 4 | 4 | 3 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Stearic Acid",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "stearic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/stearic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Stearic Acid | 2 | 2 | 2 | 2 | 2 | 2 | X | 2 | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Stoddard Solvent",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "stoddard-solvent",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/stoddard-solvent/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Stoddard Solvent | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Strontium Acetate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "strontium-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/strontium-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Strontium Acetate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Strontium Carbonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "strontium-carbonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/strontium-carbonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Strontium Carbonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Strontium Chloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "strontium-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/strontium-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Strontium Chloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Strontium Hydroxide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "strontium-hydroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/strontium-hydroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Strontium Hydroxide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Strontium Nitrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "strontium-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/strontium-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Strontium Nitrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Styrene (Monomer)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "styrene-monomer",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/styrene-monomer/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Styrene (Monomer) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | X | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Succinic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "succinic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/succinic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Succinic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sucrose Solutions",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sucrose-solutions",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sucrose-solutions/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sucrose Solutions | 1 | 1 | 2 | 1 | 1 | 1 | 4 | 2 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfamic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfamic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfamic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfamic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfanilic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfanilic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfanilic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfanilic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfanilic Chloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfanilic-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfanilic-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfanilic Chloride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfanilimide",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfanilimide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfanilimide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfanilimide | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfite Liquors",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfite-liquors",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfite-liquors/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfite Liquors | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfolane",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfolane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfolane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfolane | 2 | 1 | 2 | X | X | X | X | X | 2 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfonated Oils",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfonated-oils",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfonated-oils/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfonated Oils | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfonic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfonic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfonyl Choride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfonyl-choride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfonyl-choride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfonyl Choride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfur",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "4",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfur",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfur/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfur | 4 | 1 | 1 | 4 | X | 1 | 4 | X | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfur Chloride",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfur-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfur-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfur Chloride | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfur Dioxide, Dry",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "2",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfur-dioxide-dry",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfur-dioxide-dry/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfur Dioxide, Dry | 4 | 1 | 4 | 2 | 2 | 2 | 4 | 4 | 4 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfur Dioxide, Liquidified under pressure",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfur-dioxide-liquidified-under-pressure",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfur-dioxide-liquidified-under-pressure/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfur Dioxide, Liquidified under pressure | 4 | 1 | 4 | 4 | 2 | 2 | 4 | 4 | 4 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfur Dioxide, Wet",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "3",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfur-dioxide-wet",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfur-dioxide-wet/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfur Dioxide, Wet | 4 | 1 | 2 | 4 | 2 | 1 | 4 | 3 | 4 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfur Hexafluoride",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "3",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "3",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfur-hexafluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfur-hexafluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfur Hexafluoride | 2 | 1 | 1 | X | X | X | X | X | 3 | X | X | 3 | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfur Liquors",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfur-liquors",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfur-liquors/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfur Liquors | 2 | 2 | 2 | 2 | 4 | 2 | 4 | 2 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfur (Molten)",
      "nitrile": "4",
      "epdm": "3",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "3",
      "butyl": "3",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfur-molten",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfur-molten/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfur (Molten) | 4 | 3 | 3 | 4 | 3 | 3 | 4 | 4 | 1 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfur Monochloride",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfur-monochloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfur-monochloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfur Monochloride | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfur Tetrafluoride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfur-tetrafluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfur-tetrafluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfur Tetrafluoride | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfur Trioxide Dry",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "3",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfur-trioxide-dry",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfur-trioxide-dry/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfur Trioxide Dry | 4 | 2 | 4 | 3 | 2 | 2 | 4 | 4 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfuric Acid (20% Oleum)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfuric-acid-20-oleum",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfuric-acid-20-oleum/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfuric Acid (20% Oleum) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfuric Acid, 3 Molar to 158\u00b0F",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "3",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "2",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfuric-acid-3-molar-to-158-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfuric-acid-3-molar-to-158-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfuric Acid, 3 Molar to 158\u00b0F | 2 | 1 | 2 | 3 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfuric Acid, Concentrated Room Temp",
      "nitrile": "X",
      "epdm": "3",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfuric-acid-concentrated-room-temp",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfuric-acid-concentrated-room-temp/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfuric Acid, Concentrated Room Temp | X | 3 | X | X | X | X | X | X | 1 | 3 | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfuric Acid, Concentrated to 158\u00b0F",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfuric-acid-concentrated-to-158-f",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfuric-acid-concentrated-to-158-f/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfuric Acid, Concentrated to 158\u00b0F | 4 | 4 | 4 | 4 | 4 | 4 | 4 | X | 1 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfuric Chlorohydrin (Chlorosulfonic Acid)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfuric-chlorohydrin-chlorosulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfuric-chlorohydrin-chlorosulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfuric Chlorohydrin (Chlorosulfonic Acid) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sulfurous Acid",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sulfurous-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sulfurous-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sulfurous Acid | 2 | 2 | 2 | 2 | 4 | 2 | 4 | 1 | 1 | 3 | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sunoco #3661",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sunoco-3661",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sunoco-3661/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sunoco #3661 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sunoco All purpose grease",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sunoco-all-purpose-grease",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sunoco-all-purpose-grease/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sunoco All purpose grease | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sunoco SAE 10",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sunoco-sae-10",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sunoco-sae-10/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sunoco SAE 10 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Sunsafe (Fire resist. hydr. fluid)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "sunsafe-fire-resist-hydr-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/sunsafe-fire-resist-hydr-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Sunsafe (Fire resist. hydr. fluid) | 1 | 4 | 2 | 4 | X | 4 | 4 | 2 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Super Shell Gas",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "super-shell-gas",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/super-shell-gas/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Super Shell Gas | 1 | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Surfuryl Chloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "surfuryl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/surfuryl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Surfuryl Chloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Swan Finch EP Lube",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "swan-finch-ep-lube",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/swan-finch-ep-lube/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Swan Finch EP Lube | 1 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Swan Finch Hypoid-90",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "swan-finch-hypoid-90",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/swan-finch-hypoid-90/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Swan Finch Hypoid-90 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tallow",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tallow",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tallow/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tallow | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tannic Acid (10%)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tannic-acid-10",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tannic-acid-10/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tannic Acid (10%) | 1 | 1 | 1 | 2 | 2 | 1 | 4 | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tar, bituminous",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tar-bituminous",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tar-bituminous/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tar, bituminous | 2 | 4 | 3 | 4 | 2 | 4 | 4 | 4 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tartaric Acid",
      "nitrile": "1",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "1",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tartaric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tartaric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tartaric Acid | 1 | 2 | 2 | 4 | 1 | 2 | X | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tellone II",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tellone-ii",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tellone-ii/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tellone II | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Terephthalic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "terephthalic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/terephthalic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Terephthalic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Terpineol",
      "nitrile": "2",
      "epdm": "3",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "3",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "terpineol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/terpineol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Terpineol | 2 | 3 | 4 | 4 | X | 3 | X | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Terpinyl Acetate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "terpinyl-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/terpinyl-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Terpinyl Acetate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tertiary Amyl Methyl Ether (TAME)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tertiary-amyl-methyl-ether-tame",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tertiary-amyl-methyl-ether-tame/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tertiary Amyl Methyl Ether (TAME) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tertiary Butyl Catechol or p-tert-butylcatechol",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tertiary-butyl-catechol-or-p-tert-butylcatechol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tertiary-butyl-catechol-or-p-tert-butylcatechol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tertiary Butyl Catechol or p-tert-butylcatechol | 4 | 2 | 2 | 2 | X | 2 | 4 | 2 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tertiary Butyl Mercaptan",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tertiary-butyl-mercaptan",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tertiary-butyl-mercaptan/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tertiary Butyl Mercaptan | 4 | 4 | X | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tetrabromoethane",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tetrabromoethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tetrabromoethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tetrabromoethane | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tetrabromomethane",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tetrabromomethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tetrabromomethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tetrabromomethane | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tetrabutyl Titanate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tetrabutyl-titanate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tetrabutyl-titanate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tetrabutyl Titanate | 2 | 1 | 2 | 2 | 4 | 2 | X | 4 | 1 | X | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tetrachloroethylene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tetrachloroethylene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tetrachloroethylene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tetrachloroethylene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tetrachoroethane",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tetrachoroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tetrachoroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tetrachoroethane | 4 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tetraethyl Lead",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tetraethyl-lead",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tetraethyl-lead/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tetraethyl Lead | 2 | 4 | 2 | 4 | X | 4 | X | 4 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tetraethyl Lead \u201cBlend\u201d",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tetraethyl-lead-blend",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tetraethyl-lead-blend/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tetraethyl Lead \u201cBlend\u201d | 2 | 4 | 4 | 4 | X | 4 | X | 4 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tetraethyl Orthosilicate (TEOS)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tetraethyl-orthosilicate-teos",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tetraethyl-orthosilicate-teos/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tetraethyl Orthosilicate (TEOS) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tetrahydrofuran",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "3",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tetrahydrofuran",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tetrahydrofuran/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tetrahydrofuran | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 3 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tetralin",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tetralin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tetralin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tetralin | 4 | 4 | 4 | 4 | 4 | 4 | X | 4 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tetramethyl Ammonium Hydroxide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tetramethyl-ammonium-hydroxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tetramethyl-ammonium-hydroxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tetramethyl Ammonium Hydroxide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tetramethylcyclotetrasiloxane (TMCTS)",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tetramethylcyclotetrasiloxane-tmcts",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tetramethylcyclotetrasiloxane-tmcts/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tetramethylcyclotetrasiloxane (TMCTS) | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tetramethyldihydropyridine",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tetramethyldihydropyridine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tetramethyldihydropyridine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tetramethyldihydropyridine | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tetraphosphoglucosate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tetraphosphoglucosate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tetraphosphoglucosate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tetraphosphoglucosate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tetraphosphoric Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tetraphosphoric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tetraphosphoric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tetraphosphoric Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Texaco 3450 Gear Oil",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "texaco-3450-gear-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/texaco-3450-gear-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Texaco 3450 Gear Oil | 1 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Texaco Capella A and AA",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "texaco-capella-a-and-aa",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/texaco-capella-a-and-aa/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Texaco Capella A and AA | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Texaco Meropa 220 (No Lead)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "texaco-meropa-220-no-lead",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/texaco-meropa-220-no-lead/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Texaco Meropa 220 (No Lead) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Texaco Regal B",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "texaco-regal-b",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/texaco-regal-b/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Texaco Regal B | 1 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Texaco Uni-Temp Grease",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "texaco-uni-temp-grease",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/texaco-uni-temp-grease/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Texaco Uni-Temp Grease | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Texamatic \u201cA\u201d 1581 Fluid",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "texamatic-a-1581-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/texamatic-a-1581-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Texamatic \u201cA\u201d 1581 Fluid | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Texamatic \u201cA\u201d 3401 Fluid",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "texamatic-a-3401-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/texamatic-a-3401-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Texamatic \u201cA\u201d 3401 Fluid | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Texamatic \u201cA\u201d 3525 Fluid",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "texamatic-a-3525-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/texamatic-a-3525-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Texamatic \u201cA\u201d 3525 Fluid | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Texamatic \u201cA\u201d 3528 Fluid",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "texamatic-a-3528-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/texamatic-a-3528-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Texamatic \u201cA\u201d 3528 Fluid | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Texamatic \u201cA\u201d Transmission Oil",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "texamatic-a-transmission-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/texamatic-a-transmission-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Texamatic \u201cA\u201d Transmission Oil | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Texas 1500 Oil",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "texas-1500-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/texas-1500-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Texas 1500 Oil | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Therminol 44",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "therminol-44",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/therminol-44/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Therminol 44 | 4 | 4 | 4 | X | 4 | 4 | 4 | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Therminol 55",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "therminol-55",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/therminol-55/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Therminol 55 | 2 | 4 | 4 | X | 4 | 4 | 2 | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Therminol 66",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "therminol-66",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/therminol-66/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Therminol 66 | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Therminol FR",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "therminol-fr",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/therminol-fr/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Therminol FR | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Therminol VP-1, 60, 65",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "X",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "therminol-vp-1-60-65",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/therminol-vp-1-60-65/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Therminol VP-1, 60, 65 | 4 | 4 | 4 | X | 2 | 4 | 4 | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Thio Acid Chloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "thio-acid-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/thio-acid-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Thio Acid Chloride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Thioamyl Alcohol",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "thioamyl-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/thioamyl-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Thioamyl Alcohol | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Thiodiacetic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "thiodiacetic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/thiodiacetic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Thiodiacetic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Thioethanol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "thioethanol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/thioethanol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Thioethanol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Thioglycolic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "thioglycolic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/thioglycolic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Thioglycolic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Thiokol TP-90B",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "thiokol-tp-90b",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/thiokol-tp-90b/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Thiokol TP-90B | 4 | 1 | 2 | 4 | X | 1 | X | 2 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Thiokol TP-95",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "thiokol-tp-95",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/thiokol-tp-95/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Thiokol TP-95 | 4 | 1 | 2 | 4 | X | 1 | X | 2 | 1 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Thionyl Chloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "thionyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/thionyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Thionyl Chloride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Thiophene (Thiofuran)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "thiophene-thiofuran",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/thiophene-thiofuran/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Thiophene (Thiofuran) | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Thiophosphoryl Chloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "thiophosphoryl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/thiophosphoryl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Thiophosphoryl Chloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Thiourea",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "thiourea",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/thiourea/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Thiourea | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Thorium Nitrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "thorium-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/thorium-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Thorium Nitrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tidewater Multigear, 140 EP Lube",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tidewater-multigear-140-ep-lube",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tidewater-multigear-140-ep-lube/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tidewater Multigear, 140 EP Lube | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tidewater Oil-Beedol",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tidewater-oil-beedol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tidewater-oil-beedol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tidewater Oil-Beedol | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tin Ammonium Chloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tin-ammonium-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tin-ammonium-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tin Ammonium Chloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tin Chloride",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tin-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tin-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tin Chloride | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tin Tetrachloride",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tin-tetrachloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tin-tetrachloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tin Tetrachloride | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Titanic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "titanic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/titanic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Titanic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Titanium Dioxide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "titanium-dioxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/titanium-dioxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Titanium Dioxide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Titanium Sulfate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "titanium-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/titanium-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Titanium Sulfate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Titanium Tetrachloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "titanium-tetrachloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/titanium-tetrachloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Titanium Tetrachloride | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Toluene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "toluene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/toluene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Toluene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Toluene Bisodium Sulfite",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "toluene-bisodium-sulfite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/toluene-bisodium-sulfite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Toluene Bisodium Sulfite | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Toluene Diisocyanate (TDI)",
      "nitrile": "4",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "toluene-diisocyanate-tdi",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/toluene-diisocyanate-tdi/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Toluene Diisocyanate (TDI) | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | X | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Toluene Sulfonyl Chloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "toluene-sulfonyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/toluene-sulfonyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Toluene Sulfonyl Chloride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Toluenesulfonic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "toluenesulfonic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/toluenesulfonic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Toluenesulfonic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Toluidine",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "toluidine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/toluidine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Toluidine | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Toluol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "toluol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/toluol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Toluol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Toluquinone",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "toluquinone",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/toluquinone/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Toluquinone | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tolylaldehyde",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tolylaldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tolylaldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tolylaldehyde | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Transformer Oil",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "transformer-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/transformer-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Transformer Oil | 1 | 4 | 2 | 4 | 2 | 4 | 2 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Transmission Fluid Type A",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "transmission-fluid-type-a",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/transmission-fluid-type-a/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Transmission Fluid Type A | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Triacetin",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "3",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "triacetin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/triacetin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Triacetin | 2 | 1 | 2 | 3 | X | 1 | 4 | 2 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Triaryl Phosphate",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "triaryl-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/triaryl-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Triaryl Phosphate | 4 | 1 | 4 | 4 | 3 | 1 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tribromomethylbenzene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tribromomethylbenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tribromomethylbenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tribromomethylbenzene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tributoxyethyl Phosphate",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "2",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tributoxyethyl-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tributoxyethyl-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tributoxyethyl Phosphate | 4 | 1 | 4 | 2 | X | 1 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tributyl Citrate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tributyl-citrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tributyl-citrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tributyl Citrate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tributyl Mercaptan",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tributyl-mercaptan",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tributyl-mercaptan/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tributyl Mercaptan | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | X | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tributyl Phosphate",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tributyl-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tributyl-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tributyl Phosphate | 4 | 1 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tributylamine",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tributylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tributylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tributylamine | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trichloroacetic Acid",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "4",
      "sbr": "2",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trichloroacetic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trichloroacetic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trichloroacetic Acid | 2 | 2 | 4 | 2 | X | 2 | 4 | 4 | 3 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trichloroacetyl Chloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trichloroacetyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trichloroacetyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trichloroacetyl Chloride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trichlorobenzene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trichlorobenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trichlorobenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trichlorobenzene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trichloroethane",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trichloroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trichloroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trichloroethane | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trichloroethanolamine",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trichloroethanolamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trichloroethanolamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trichloroethanolamine | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trichloroethylene",
      "nitrile": "3",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trichloroethylene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trichloroethylene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trichloroethylene | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trichloromethane",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trichloromethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trichloromethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trichloromethane | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trichloronitromethane (Chloropicrin)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trichloronitromethane-chloropicrin",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trichloronitromethane-chloropicrin/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trichloronitromethane (Chloropicrin) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trichlorophenylsilane",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trichlorophenylsilane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trichlorophenylsilane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trichlorophenylsilane | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trichloropropane",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trichloropropane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trichloropropane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trichloropropane | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trichlorosilane",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trichlorosilane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trichlorosilane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trichlorosilane | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tricresyl Phosphate",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "3",
      "sbr": "2",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tricresyl-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tricresyl-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tricresyl Phosphate | 4 | 1 | 3 | 2 | 3 | 1 | 4 | 4 | 2 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Triethanol Amine",
      "nitrile": "3",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "X",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "triethanol-amine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/triethanol-amine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Triethanol Amine | 3 | 2 | 2 | 2 | X | 2 | 4 | 2 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Triethyl Phosphate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "triethyl-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/triethyl-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Triethyl Phosphate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Triethylaluminum",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "triethylaluminum",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/triethylaluminum/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Triethylaluminum | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Triethylborane",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "triethylborane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/triethylborane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Triethylborane | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Triethylene Glycol",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "triethylene-glycol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/triethylene-glycol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Triethylene Glycol | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Triethylenetetramine",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "triethylenetetramine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/triethylenetetramine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Triethylenetetramine | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trifluoroacetic Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trifluoroacetic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trifluoroacetic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trifluoroacetic Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trifluoroethane",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trifluoroethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trifluoroethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trifluoroethane | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trifluoromethane",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trifluoromethane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trifluoromethane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trifluoromethane | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trifluorovinylchloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trifluorovinylchloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trifluorovinylchloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trifluorovinylchloride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Triisopropylbenzylchloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "triisopropylbenzylchloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/triisopropylbenzylchloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Triisopropylbenzylchloride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trimethylamine",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trimethylamine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trimethylamine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trimethylamine | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trimethylamine (TMA)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trimethylamine-tma",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trimethylamine-tma/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trimethylamine (TMA) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trimethylbenzene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trimethylbenzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trimethylbenzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trimethylbenzene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trimethylborate (TMB)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trimethylborate-tmb",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trimethylborate-tmb/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trimethylborate (TMB) | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trimethylpentane",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trimethylpentane",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trimethylpentane/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trimethylpentane | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trinitrololuene (TNT)",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "2",
      "viton": "2",
      "polyurethane": "X",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trinitrololuene-tnt",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trinitrololuene-tnt/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trinitrololuene (TNT) | 4 | 4 | 2 | 4 | X | 4 | 4 | 2 | 2 | X | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trioctyl Phosphate",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trioctyl-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trioctyl-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trioctyl Phosphate | 4 | 1 | 4 | 4 | 3 | 1 | 4 | 4 | 2 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Triphenylphosphite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "triphenylphosphite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/triphenylphosphite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Triphenylphosphite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tripoly Phosphate",
      "nitrile": "4",
      "epdm": "1",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tripoly-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tripoly-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tripoly Phosphate | 4 | 1 | 3 | 4 | 3 | 1 | 4 | 4 | 2 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tripotassium Phosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tripotassium-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tripotassium-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tripotassium Phosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Trisodium Phosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "trisodium-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/trisodium-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Trisodium Phosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tritium",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "X",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tritium",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tritium/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tritium | X | X | X | X | X | X | X | X | X | X | X | X | X |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tung Oil (China Wood Oil)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "X",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tung-oil-china-wood-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tung-oil-china-wood-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tung Oil (China Wood Oil) | 1 | 4 | 2 | 4 | 4 | 3 | X | 3 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tungsten Hexafluoride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "2",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tungsten-hexafluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tungsten-hexafluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tungsten Hexafluoride | X | X | X | X | X | X | X | X | X | X | X | X | 2 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Tungstic Acid",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "tungstic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/tungstic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Tungstic Acid | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Turbine Oil",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "turbine-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/turbine-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Turbine Oil | 1 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Turbine Oil #15 (MIL-L-7808A)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "turbine-oil-15-mil-l-7808a",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/turbine-oil-15-mil-l-7808a/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Turbine Oil #15 (MIL-L-7808A) | 2 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Turbo Oil #35",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "turbo-oil-35",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/turbo-oil-35/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Turbo Oil #35 | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Turpentine",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "2",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "turpentine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/turpentine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Turpentine | 1 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Type I Fuel (MIL-S-3136)(ASTM Ref. Fuel A)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "type-i-fuel-mil-s-3136-astm-ref-fuel-a",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/type-i-fuel-mil-s-3136-astm-ref-fuel-a/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Type I Fuel (MIL-S-3136)(ASTM Ref. Fuel A) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Type II Fuel MIL-S-3136",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "type-ii-fuel-mil-s-3136",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/type-ii-fuel-mil-s-3136/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Type II Fuel MIL-S-3136 | 2 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Type III Fuel MIL-S-3136(ASTM Ref. Fuel B)",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "3",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "2",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "type-iii-fuel-mil-s-3136-astm-ref-fuel-b",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/type-iii-fuel-mil-s-3136-astm-ref-fuel-b/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Type III Fuel MIL-S-3136(ASTM Ref. Fuel B) | 2 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 1 | 2 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Hydrolube J-4",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-hydrolube-j-4",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-hydrolube-j-4/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Hydrolube J-4 | 1 | 1 | 2 | 1 | 1 | 1 | 4 | X | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Lubricant 50-HB-100",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-lubricant-50-hb-100",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-lubricant-50-hb-100/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Lubricant 50-HB-100 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Lubricant 50-HB-260",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-lubricant-50-hb-260",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-lubricant-50-hb-260/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Lubricant 50-HB-260 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Lubricant 50-HB-5100",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-lubricant-50-hb-5100",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-lubricant-50-hb-5100/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Lubricant 50-HB-5100 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Lubricant 50-HB-660",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-lubricant-50-hb-660",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-lubricant-50-hb-660/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Lubricant 50-HB-660 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Lubricant 50-HB55",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-lubricant-50-hb55",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-lubricant-50-hb55/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Lubricant 50-HB55 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Lubricant LB-1145",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-lubricant-lb-1145",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-lubricant-lb-1145/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Lubricant LB-1145 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Lubricant LB-135",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-lubricant-lb-135",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-lubricant-lb-135/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Lubricant LB-135 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Lubricant LB-285",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-lubricant-lb-285",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-lubricant-lb-285/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Lubricant LB-285 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Lubricant LB-300X",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-lubricant-lb-300x",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-lubricant-lb-300x/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Lubricant LB-300X | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Lubricant LB-625",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-lubricant-lb-625",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-lubricant-lb-625/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Lubricant LB-625 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Lubricant LB-65",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-lubricant-lb-65",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-lubricant-lb-65/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Lubricant LB-65 | 1 | 1 | 1 | 2 | 1 | 1 | X | 2 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Oil 50-HB-280x",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "3",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-oil-50-hb-280x",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-oil-50-hb-280x/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Oil 50-HB-280x | 2 | 1 | 2 | X | X | X | X | X | 3 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Oil Heat Transfer Fluid 500 (Polyalkalene Glycol)",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-oil-heat-transfer-fluid-500-polyalkalene-glycol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-oil-heat-transfer-fluid-500-polyalkalene-glycol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Oil Heat Transfer Fluid 500 (Polyalkalene Glycol) | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Oil LB-385",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-oil-lb-385",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-oil-lb-385/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Oil LB-385 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Ucon Oil LB-400X",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "ucon-oil-lb-400x",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/ucon-oil-lb-400x/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Ucon Oil LB-400X | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Undecylenic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "undecylenic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/undecylenic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Undecylenic Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Undecylic Acid",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "undecylic-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/undecylic-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Undecylic Acid | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Univis 40 (Hydr. Fluid)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "univis-40-hydr-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/univis-40-hydr-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Univis 40 (Hydr. Fluid) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Univolt #35 (Mineral Oil)",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "univolt-35-mineral-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/univolt-35-mineral-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Univolt #35 (Mineral Oil) | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Unsymmetrical Dimethyl Hydrazine (UDMH)",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "unsymmetrical-dimethyl-hydrazine-udmh",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/unsymmetrical-dimethyl-hydrazine-udmh/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Unsymmetrical Dimethyl Hydrazine (UDMH) | 2 | 1 | 2 | 2 | 4 | 1 | X | 1 | 4 | X | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "UPDI(Ultrapure Deionized Water)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "updi-ultrapure-deionized-water",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/updi-ultrapure-deionized-water/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "UPDI(Ultrapure Deionized Water) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Uranium Hexachloride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "uranium-hexachloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/uranium-hexachloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Uranium Hexachloride | X | X | X | X | X | X | X | X | 1 | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Uranium Hexafluoride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "X",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "uranium-hexafluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/uranium-hexafluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Uranium Hexafluoride | X | X | X | X | X | X | X | X | X | X | X | X | X |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Uranium Sulfate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "X",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "uranium-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/uranium-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Uranium Sulfate | X | X | X | X | X | X | X | X | X | X | X | X | X |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Uric Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "uric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/uric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Uric Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Valeraldehyde",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "valeraldehyde",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/valeraldehyde/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Valeraldehyde | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Valeric Acid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "valeric-acid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/valeric-acid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Valeric Acid | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Vanadium Oxide",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "vanadium-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/vanadium-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Vanadium Oxide | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Vanadium Pentoxide",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "2",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "vanadium-pentoxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/vanadium-pentoxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Vanadium Pentoxide | 1 | 4 | 2 | 4 | 2 | 4 | 1 | 2 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Varnish",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "varnish",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/varnish/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Varnish | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Vegetable Oil",
      "nitrile": "1",
      "epdm": "3",
      "neoprene": "3",
      "sbr": "4",
      "silicone": "1",
      "butyl": "3",
      "polyacrylate": "1",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "vegetable-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/vegetable-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Vegetable Oil | 1 | 3 | 3 | 4 | 1 | 3 | 1 | X | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Versilube F-50",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "3",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "versilube-f-50",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/versilube-f-50/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Versilube F-50 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Versilube F44, F55",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "versilube-f44-f55",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/versilube-f44-f55/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Versilube F44, F55 | 1 | 1 | 1 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Vinegar",
      "nitrile": "2",
      "epdm": "2",
      "neoprene": "2",
      "sbr": "2",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "4",
      "hypalon": "X",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "3",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "vinegar",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/vinegar/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Vinegar | 2 | 2 | 2 | 2 | 3 | 2 | 4 | X | 3 | 4 | 3 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Vinyl Acetate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "3",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "vinyl-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/vinyl-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Vinyl Acetate | 2 | 1 | 2 | X | X | X | X | X | 3 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Vinyl Benzene",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "vinyl-benzene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/vinyl-benzene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Vinyl Benzene | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Vinyl Benzoate",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "vinyl-benzoate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/vinyl-benzoate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Vinyl Benzoate | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Vinyl Chloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "vinyl-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/vinyl-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Vinyl Chloride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Vinyl Fluoride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "vinyl-fluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/vinyl-fluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Vinyl Fluoride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Vinylidene Chloride",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "vinylidene-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/vinylidene-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Vinylidene Chloride | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Vinylpyridine",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "X",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "vinylpyridine",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/vinylpyridine/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Vinylpyridine | 2 | 4 | 4 | 4 | X | 4 | 4 | 4 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Vitriol (White)",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "vitriol-white",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/vitriol-white/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Vitriol (White) | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "VV-H-910",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "2",
      "butyl": "2",
      "polyacrylate": "2",
      "hypalon": "2",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "vv-h-910",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/vv-h-910/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "VV-H-910 | 3 | 1 | 2 | 1 | 2 | 2 | 2 | 2 | 1 | 4 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Wagner 21B Brake Fluid",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "3",
      "butyl": "2",
      "polyacrylate": "X",
      "hypalon": "2",
      "viton": "4",
      "polyurethane": "X",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "wagner-21b-brake-fluid",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/wagner-21b-brake-fluid/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Wagner 21B Brake Fluid | 3 | 1 | 2 | 1 | 3 | 2 | X | 2 | 4 | X | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Water",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "2",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "water",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/water/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Water | 1 | 1 | 2 | 1 | 1 | 1 | 4 | 1 | 2 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Wemco C",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "wemco-c",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/wemco-c/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Wemco C | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Whiskey and Wines",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "whiskey-and-wines",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/whiskey-and-wines/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Whiskey and Wines | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "White Liquor",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "1",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "white-liquor",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/white-liquor/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "White Liquor | 1 | 1 | 1 | X | X | X | X | X | 1 | X | X | 1 | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "White Oil",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "1",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "white-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/white-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "White Oil | 1 | 4 | 2 | 4 | 4 | 4 | 1 | 4 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "White Pine Oil",
      "nitrile": "2",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "X",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "white-pine-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/white-pine-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "White Pine Oil | 2 | 4 | 4 | 4 | 4 | 4 | X | 4 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Wolmar Salt",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "2",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "wolmar-salt",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/wolmar-salt/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Wolmar Salt | 1 | 1 | 2 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Wood Alcohol",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "wood-alcohol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/wood-alcohol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Wood Alcohol | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 4 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Wood Oil",
      "nitrile": "1",
      "epdm": "4",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "3",
      "polyacrylate": "1",
      "hypalon": "3",
      "viton": "1",
      "polyurethane": "3",
      "fluorosilicone": "2",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "wood-oil",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/wood-oil/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Wood Oil | 1 | 4 | 2 | 4 | 4 | 3 | 1 | 3 | 1 | 3 | 2 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Xenon",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "1",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "xenon",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/xenon/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Xenon | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Xylene",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "xylene",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/xylene/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Xylene | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Xylidenes-Mixed-Aromatic Amines",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "xylidenes-mixed-aromatic-amines",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/xylidenes-mixed-aromatic-amines/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Xylidenes-Mixed-Aromatic Amines | 3 | 1 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Xylol",
      "nitrile": "4",
      "epdm": "4",
      "neoprene": "4",
      "sbr": "4",
      "silicone": "4",
      "butyl": "4",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "xylol",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/xylol/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Xylol | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zeolites",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "X",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zeolites",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zeolites/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zeolites | 1 | 1 | 1 | 1 | X | 1 | X | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Acetate",
      "nitrile": "2",
      "epdm": "1",
      "neoprene": "2",
      "sbr": "4",
      "silicone": "4",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "4",
      "viton": "4",
      "polyurethane": "4",
      "fluorosilicone": "4",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-acetate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-acetate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Acetate | 2 | 1 | 2 | 4 | 4 | 1 | 4 | 4 | 4 | 4 | 4 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Ammonium Chloride",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-ammonium-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-ammonium-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Ammonium Chloride | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Chloride",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-chloride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-chloride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Chloride | 1 | 1 | 1 | 1 | X | 1 | 4 | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Chromate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-chromate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-chromate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Chromate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Cyanide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-cyanide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-cyanide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Cyanide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Diethyldithiocarbamate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-diethyldithiocarbamate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-diethyldithiocarbamate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Diethyldithiocarbamate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Dihydrogen Phosphate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-dihydrogen-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-dihydrogen-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Dihydrogen Phosphate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Fluorosilicate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-fluorosilicate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-fluorosilicate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Fluorosilicate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Hydrosulfite",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-hydrosulfite",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-hydrosulfite/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Hydrosulfite | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Naphthenate",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-naphthenate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-naphthenate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Naphthenate | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Nitrate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Nitrate | 1 | 1 | X | 1 | X | 1 | 4 | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Oxide",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "X",
      "sbr": "1",
      "silicone": "X",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "X",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-oxide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-oxide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Oxide | 1 | 1 | X | 1 | X | 1 | 4 | 1 | 1 | X | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Phenolsulfonate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-phenolsulfonate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-phenolsulfonate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Phenolsulfonate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Phosphate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-phosphate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-phosphate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Phosphate | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Salts",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "1",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-salts",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-salts/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Salts | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 1 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Silicofluoride",
      "nitrile": "X",
      "epdm": "X",
      "neoprene": "X",
      "sbr": "X",
      "silicone": "X",
      "butyl": "X",
      "polyacrylate": "X",
      "hypalon": "X",
      "viton": "X",
      "polyurethane": "X",
      "fluorosilicone": "X",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-silicofluoride",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-silicofluoride/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Silicofluoride | X | X | X | X | X | X | X | X | X | X | X | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Stearate",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-stearate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-stearate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Stearate | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Sulfate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-sulfate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-sulfate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Sulfate | 1 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zinc Sulfide",
      "nitrile": "3",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "1",
      "silicone": "2",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "3",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zinc-sulfide",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zinc-sulfide/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zinc Sulfide | 3 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 3 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    },
    {
      "chemical": "Zirconium Nitrate",
      "nitrile": "1",
      "epdm": "1",
      "neoprene": "1",
      "sbr": "2",
      "silicone": "1",
      "butyl": "1",
      "polyacrylate": "4",
      "hypalon": "1",
      "viton": "1",
      "polyurethane": "4",
      "fluorosilicone": "1",
      "aflas": "X",
      "kalrez": "1",
      "rating_scale": "1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data",
      "id": "zirconium-nitrate",
      "url": "https://referencesource.org/chemical-elastomer-material-compatibility/zirconium-nitrate/",
      "source": "https://mykin.com/rubber-chemical-resistance-chart-6",
      "source_quote": "Zirconium Nitrate | 1 | 1 | 1 | 2 | 1 | 1 | 4 | 1 | 1 | 4 | 1 | X | 1 |",
      "verified_fields": [
        "aflas",
        "butyl",
        "chemical",
        "epdm",
        "fluorosilicone",
        "hypalon",
        "kalrez",
        "neoprene",
        "nitrile",
        "polyacrylate",
        "polyurethane",
        "rating_scale",
        "sbr",
        "silicone",
        "viton"
      ]
    }
  ]
}