{
  "name": "CGA cylinder valve connection number by gas",
  "description": "Which Compressed Gas Association (CGA) valve outlet/connection number a given gas uses in North America, e.g. 'Acetylene -> CGA 510', 'Oxygen -> CGA 540 (or 296b0)'. Attaching the wrong regulator to the wrong cylinder is a documented cause of fires and explosions, and the CGA numbering exists precisely to make an incorrect connection physically impossible, so the value only holds if it is right. Two independent vendor technical references (Matheson/Nippon Sanso and CONCOA) are read separately, and where both cover the same gas the two answers sit on one page side by side, each with its own chart's quote. That is 24 of the 96 gases here; the other 72 appear on only one of the two charts and carry that chart's answer alone, named as such. The charts do not always agree, which is the point of carrying both: for methyl chloride Matheson prints 660 and CONCOA prints 510, and where the primary number matches the two often list different alternates (argon is '580*/718' on one chart and '580/680/677' on the other). The charts answer two different questions and every record says which one it answers: a pure-gas row gives the fitting for a cylinder of that gas on its own, and a mixed-gas row gives the fitting for that gas as the minor component of a mixture, which is often a different number. CONCOA prints both tables; the Matheson chart is pure gases only. Answers 'what CGA fitting does argon use', 'CGA number for oxygen', and flags where a gas has more than one valid connection (e.g. primary vs UHP/high-purity service).",
  "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/",
  "licence": "Facts extracted from freely published vendor technical references. CGA connection numbers are a safety standard fact, not a copyrightable compilation; no chart is reproduced, only the per-gas number cited with attribution.",
  "last_verified": "2026-08-28",
  "stale_after": "2028-08-27",
  "sources": [
    "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
    "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf"
  ],
  "records": [
    {
      "gas": "Nitrogen Dioxide",
      "source_vendor": "CONCOA",
      "cga_number": "660",
      "chart_section": "Mixed Gases",
      "service_note": "Air or nitrogen",
      "id": "air-or-nitrogen-concoa-nitrogen-dioxide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/air-or-nitrogen-concoa-nitrogen-dioxide/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "660 Nitrogen Dioxide Air or nitrogen",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Sulfur Dioxide",
      "source_vendor": "CONCOA",
      "cga_number": "660",
      "chart_section": "Mixed Gases",
      "service_note": "Air or nitrogen",
      "id": "air-or-nitrogen-concoa-sulfur-dioxide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/air-or-nitrogen-concoa-sulfur-dioxide/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "660 Sulfur Dioxide Air or nitrogen",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Diborane",
      "source_vendor": "CONCOA",
      "cga_number": "350",
      "chart_section": "Mixed Gases",
      "service_note": "Argon, helium, Hydrogen, nitrogen",
      "id": "argon-helium-hydrogen-nitrogen-concoa-diborane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/argon-helium-hydrogen-nitrogen-concoa-diborane/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "350 Diborane Argon, helium, Hydrogen, nitrogen",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Sulfur Hexafluoride",
      "source_vendor": "CONCOA",
      "cga_number": "590",
      "chart_section": "Mixed Gases",
      "service_note": "Argon, helium or Nitrogen",
      "id": "argon-helium-or-nitrogen-concoa-sulfur-hexafluoride",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/argon-helium-or-nitrogen-concoa-sulfur-hexafluoride/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "590 Sulfur Hexafluoride Argon, helium or Nitrogen",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Krypton-85",
      "source_vendor": "CONCOA",
      "cga_number": "330",
      "chart_section": "Mixed Gases",
      "service_note": "Chlorine",
      "id": "chlorine-concoa-krypton-85",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/chlorine-concoa-krypton-85/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "330 Krypton-85 Chlorine",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Acetylene",
      "source_vendor": "CONCOA",
      "cga_number": "510/300",
      "chart_section": "Pure Gases",
      "id": "concoa-acetylene",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-acetylene/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "510/300 Acetylene",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "510/300",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "510/300 Acetylene",
              "as_of": "2026-08-28"
            },
            {
              "value": "510",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Acetylene 510",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Air",
      "source_vendor": "CONCOA",
      "cga_number": "590/346/347/702",
      "chart_section": "Pure Gases",
      "id": "concoa-air",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-air/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "590/346/347/702 Air",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Ammonia",
      "source_vendor": "CONCOA",
      "cga_number": "240/660/705",
      "chart_section": "Pure Gases",
      "id": "concoa-ammonia",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-ammonia/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "240/660/705 Ammonia",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Argon",
      "source_vendor": "CONCOA",
      "cga_number": "580/680/677",
      "chart_section": "Pure Gases",
      "id": "concoa-argon",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-argon/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "580/680/677 Argon",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "580/680/677",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "580/680/677 Argon",
              "as_of": "2026-08-28"
            },
            {
              "value": "580*/718",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Argon 580*/718",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Arsine*",
      "source_vendor": "CONCOA",
      "cga_number": "350",
      "chart_section": "Pure Gases",
      "id": "concoa-arsine",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-arsine/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "350 Arsine*",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Carbon dioxide",
      "source_vendor": "CONCOA",
      "cga_number": "320",
      "chart_section": "Pure Gases",
      "id": "concoa-carbon-dioxide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-carbon-dioxide/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "320 Carbon dioxide",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "320",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "320 Carbon dioxide",
              "as_of": "2026-08-28"
            },
            {
              "value": "320*/716",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Carbon Dioxide 320*/716",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Carbon monoxide",
      "source_vendor": "CONCOA",
      "cga_number": "350",
      "chart_section": "Pure Gases",
      "id": "concoa-carbon-monoxide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-carbon-monoxide/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "350 Carbon monoxide",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "350",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "350 Carbon monoxide",
              "as_of": "2026-08-28"
            },
            {
              "value": "350*/724",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Carbon Monoxide 350*/724",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Chlorine",
      "source_vendor": "CONCOA",
      "cga_number": "660",
      "chart_section": "Pure Gases",
      "id": "concoa-chlorine",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-chlorine/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "660 Chlorine",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "660",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "660 Chlorine",
              "as_of": "2026-08-28"
            },
            {
              "value": "660/728**",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Chlorine 660/728**",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Cyclopropane",
      "source_vendor": "CONCOA",
      "cga_number": "510",
      "chart_section": "Pure Gases",
      "id": "concoa-cyclopropane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-cyclopropane/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "510 Cyclopropane",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "510",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "510 Cyclopropane",
              "as_of": "2026-08-28"
            },
            {
              "value": "510*",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Cyclopropane 510*",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Deuterium",
      "source_vendor": "CONCOA",
      "cga_number": "350",
      "chart_section": "Pure Gases",
      "id": "concoa-deuterium",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-deuterium/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "350 Deuterium",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "350",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "350 Deuterium",
              "as_of": "2026-08-28"
            },
            {
              "value": "350*",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Deuterium 350*",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Ethane",
      "source_vendor": "CONCOA",
      "cga_number": "350",
      "chart_section": "Pure Gases",
      "id": "concoa-ethane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-ethane/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "350 Ethane",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "350",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "350 Ethane",
              "as_of": "2026-08-28"
            },
            {
              "value": "350*",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Ethane 350*",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Ethylene",
      "source_vendor": "CONCOA",
      "cga_number": "350",
      "chart_section": "Pure Gases",
      "id": "concoa-ethylene",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-ethylene/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "350 Ethylene",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "350",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "350 Ethylene",
              "as_of": "2026-08-28"
            },
            {
              "value": "350*",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Ethylene 350*",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Ethylene oxide",
      "source_vendor": "CONCOA",
      "cga_number": "510",
      "chart_section": "Pure Gases",
      "id": "concoa-ethylene-oxide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-ethylene-oxide/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "510 Ethylene oxide",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "510",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "510 Ethylene oxide",
              "as_of": "2026-08-28"
            },
            {
              "value": "510**",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Ethylene Oxide 510**",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Helium",
      "source_vendor": "CONCOA",
      "cga_number": "580/680/677",
      "chart_section": "Pure Gases",
      "id": "concoa-helium",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-helium/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "580/680/677 Helium",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "580/680/677",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "580/680/677 Helium",
              "as_of": "2026-08-28"
            },
            {
              "value": "580*/718",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Helium 580*/718",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Hydrogen",
      "source_vendor": "CONCOA",
      "cga_number": "350/695/703",
      "chart_section": "Pure Gases",
      "id": "concoa-hydrogen",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-hydrogen/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "350/695/703 Hydrogen",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "350/695/703",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "350/695/703 Hydrogen",
              "as_of": "2026-08-28"
            },
            {
              "value": "350*/724",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Hydrogen 350*/724",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Hydrogen chloride",
      "source_vendor": "CONCOA",
      "cga_number": "330",
      "chart_section": "Pure Gases",
      "id": "concoa-hydrogen-chloride",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-hydrogen-chloride/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "330 Hydrogen chloride",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "330",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "330 Hydrogen chloride",
              "as_of": "2026-08-28"
            },
            {
              "value": "330**/634",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Hydrogen Chloride 330**/634",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Hydrogen sulfide",
      "source_vendor": "CONCOA",
      "cga_number": "330",
      "chart_section": "Pure Gases",
      "id": "concoa-hydrogen-sulfide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-hydrogen-sulfide/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "330 Hydrogen sulfide",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "330",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "330 Hydrogen sulfide",
              "as_of": "2026-08-28"
            },
            {
              "value": "330**/722",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Hydrogen Sulfide 330**/722",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Krypton, kr-85",
      "source_vendor": "CONCOA",
      "cga_number": "580",
      "chart_section": "Pure Gases",
      "id": "concoa-krypton-kr-85",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-krypton-kr-85/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "580 Krypton, kr-85",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Methane",
      "source_vendor": "CONCOA",
      "cga_number": "350/695/703",
      "chart_section": "Pure Gases",
      "id": "concoa-methane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-methane/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "350/695/703 Methane",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "350/695/703",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "350/695/703 Methane",
              "as_of": "2026-08-28"
            },
            {
              "value": "350*",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Methane 350*",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Methyl chloride",
      "source_vendor": "CONCOA",
      "cga_number": "510",
      "chart_section": "Pure Gases",
      "id": "concoa-methyl-chloride",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-methyl-chloride/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "510 Methyl chloride",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "510",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "510 Methyl chloride",
              "as_of": "2026-08-28"
            },
            {
              "value": "660*",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Methyl Chloride 660*",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Neon",
      "source_vendor": "CONCOA",
      "cga_number": "580/680/677",
      "chart_section": "Pure Gases",
      "id": "concoa-neon",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-neon/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "580/680/677 Neon",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "580/680/677",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "580/680/677 Neon",
              "as_of": "2026-08-28"
            },
            {
              "value": "580*/718",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Neon 580*/718",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Nitrogen",
      "source_vendor": "CONCOA",
      "cga_number": "580/680/677",
      "chart_section": "Pure Gases",
      "id": "concoa-nitrogen",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-nitrogen/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "580/680/677 Nitrogen",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "580/680/677",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "580/680/677 Nitrogen",
              "as_of": "2026-08-28"
            },
            {
              "value": "580*/718",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Nitrogen 580*/718",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Nitrous oxide",
      "source_vendor": "CONCOA",
      "cga_number": "326",
      "chart_section": "Pure Gases",
      "id": "concoa-nitrous-oxide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-nitrous-oxide/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "326 Nitrous oxide",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "326",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "326 Nitrous oxide",
              "as_of": "2026-08-28"
            },
            {
              "value": "326*/712",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Nitrous Oxide 326*/712",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Oxygen*",
      "source_vendor": "CONCOA",
      "cga_number": "540/577/701",
      "chart_section": "Pure Gases",
      "id": "concoa-oxygen",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-oxygen/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "540/577/701 Oxygen*",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Phosphine",
      "source_vendor": "CONCOA",
      "cga_number": "350",
      "chart_section": "Pure Gases",
      "id": "concoa-phosphine",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-phosphine/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "350 Phosphine",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "350",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "350 Phosphine",
              "as_of": "2026-08-28"
            },
            {
              "value": "350/632",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Phosphine 350/632",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Propane",
      "source_vendor": "CONCOA",
      "cga_number": "510",
      "chart_section": "Pure Gases",
      "id": "concoa-propane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-propane/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "510 Propane",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "510",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "510 Propane",
              "as_of": "2026-08-28"
            },
            {
              "value": "510*",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Propane 510*",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Silane*",
      "source_vendor": "CONCOA",
      "cga_number": "350",
      "chart_section": "Pure Gases",
      "id": "concoa-silane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-silane/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "350 Silane*",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
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        "source_vendor"
      ]
    },
    {
      "gas": "Sulfur dioxide",
      "source_vendor": "CONCOA",
      "cga_number": "668/660",
      "chart_section": "Pure Gases",
      "id": "concoa-sulfur-dioxide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-sulfur-dioxide/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "668/660 Sulfur dioxide",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "668/660",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "668/660 Sulfur dioxide",
              "as_of": "2026-08-28"
            },
            {
              "value": "660**",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Sulfur Dioxide 660**",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Sulfur hexafluoride",
      "source_vendor": "CONCOA",
      "cga_number": "590",
      "chart_section": "Pure Gases",
      "id": "concoa-sulfur-hexafluoride",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-sulfur-hexafluoride/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "590 Sulfur hexafluoride",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
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        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "590",
              "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
              "source_quote": "590 Sulfur hexafluoride",
              "as_of": "2026-08-28"
            },
            {
              "value": "590*/716",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Sulfur Hexafluoride 590*/716",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Xenon",
      "source_vendor": "CONCOA",
      "cga_number": "580/680/677",
      "chart_section": "Pure Gases",
      "id": "concoa-xenon",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/concoa-xenon/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "580/680/677 Xenon",
      "verified_fields": [
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        "gas"
      ],
      "derived_fields": [
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        "source_vendor"
      ],
      "disagreements": [
        {
          "field": "cga_number",
          "versions": [
            {
              "value": "580/680/677",
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              "source_quote": "580/680/677 Xenon",
              "as_of": "2026-08-28"
            },
            {
              "value": "580**/718",
              "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
              "source_quote": "Xenon 580**/718",
              "as_of": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "gas": "Carbon Dioxide",
      "source_vendor": "CONCOA",
      "cga_number": "580",
      "chart_section": "Mixed Gases",
      "service_note": "Helium or nitrogen",
      "id": "helium-or-nitrogen-concoa-carbon-dioxide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/helium-or-nitrogen-concoa-carbon-dioxide/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "580 Carbon Dioxide Helium or nitrogen",
      "verified_fields": [
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        "gas",
        "service_note"
      ],
      "derived_fields": [
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        "source_vendor"
      ]
    },
    {
      "gas": "Sulfur Hexafluoride",
      "source_vendor": "CONCOA",
      "cga_number": "350",
      "chart_section": "Mixed Gases",
      "service_note": "Hydrogen",
      "id": "hydrogen-concoa-sulfur-hexafluoride",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/hydrogen-concoa-sulfur-hexafluoride/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "350 Sulfur Hexafluoride Hydrogen",
      "verified_fields": [
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        "gas",
        "service_note"
      ],
      "derived_fields": [
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        "source_vendor"
      ]
    },
    {
      "gas": "1,3-Butadiene",
      "source_vendor": "Matheson",
      "cga_number": "510*",
      "chart_section": "Pure Gases",
      "id": "matheson-1-3-butadiene",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-1-3-butadiene/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "1,3-Butadiene 510*",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
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        "source_vendor"
      ]
    },
    {
      "gas": "1-Chloro-1,1-difluoroethane",
      "source_vendor": "Matheson",
      "cga_number": "510",
      "chart_section": "Pure Gases",
      "id": "matheson-1-chloro-1-1-difluoroethane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-1-chloro-1-1-difluoroethane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "(1-Chloro-1,1-difluoroethane) 510",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
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        "source_vendor"
      ]
    },
    {
      "gas": "2,2-Dichlorotetrafluoroethane",
      "source_vendor": "Matheson",
      "cga_number": "660*/716",
      "chart_section": "Pure Gases",
      "id": "matheson-2-2-dichlorotetrafluoroethane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-2-2-dichlorotetrafluoroethane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "(2,2-Dichlorotetrafluoroethane)660*/716",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
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        "source_vendor"
      ]
    },
    {
      "gas": "2,2-Dimethylpropane",
      "source_vendor": "Matheson",
      "cga_number": "510",
      "chart_section": "Pure Gases",
      "id": "matheson-2-2-dimethylpropane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-2-2-dimethylpropane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "2,2-Dimethylpropane 510",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "3-Methyl-1-butene",
      "source_vendor": "Matheson",
      "cga_number": "510",
      "chart_section": "Pure Gases",
      "id": "matheson-3-methyl-1-butene",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-3-methyl-1-butene/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "3-Methyl-1-butene 510",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Air, Breathing",
      "source_vendor": "Matheson",
      "cga_number": "346",
      "chart_section": "Pure Gases",
      "id": "matheson-air-breathing",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-air-breathing/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Air, Breathing 346",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Air, Industrial",
      "source_vendor": "Matheson",
      "cga_number": "590*",
      "chart_section": "Pure Gases",
      "id": "matheson-air-industrial",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-air-industrial/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Air, Industrial 590*",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Allene",
      "source_vendor": "Matheson",
      "cga_number": "510**",
      "chart_section": "Pure Gases",
      "id": "matheson-allene",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-allene/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Allene 510**",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Ammonia, Anhydrous",
      "source_vendor": "Matheson",
      "cga_number": "705**",
      "chart_section": "Pure Gases",
      "id": "matheson-ammonia-anhydrous",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-ammonia-anhydrous/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Ammonia, Anhydrous 705**",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Ammonia, Electronic",
      "source_vendor": "Matheson",
      "cga_number": "660/720",
      "chart_section": "Pure Gases",
      "id": "matheson-ammonia-electronic",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-ammonia-electronic/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Ammonia, Electronic 660/720",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Argon-3500 psig",
      "source_vendor": "Matheson",
      "cga_number": "680***",
      "chart_section": "Pure Gases",
      "id": "matheson-argon-3500-psig",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-argon-3500-psig/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Argon-3500 psig 680***",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Argon-6000 psig",
      "source_vendor": "Matheson",
      "cga_number": "677",
      "chart_section": "Pure Gases",
      "id": "matheson-argon-6000-psig",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-argon-6000-psig/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Argon-6000 psig 677",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Arsine",
      "source_vendor": "Matheson",
      "cga_number": "350/632",
      "chart_section": "Pure Gases",
      "id": "matheson-arsine",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-arsine/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Arsine 350/632",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Boron Trichloride",
      "source_vendor": "Matheson",
      "cga_number": "660**/634",
      "chart_section": "Pure Gases",
      "id": "matheson-boron-trichloride",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-boron-trichloride/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Boron Trichloride 660**/634",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Boron Trifluoride",
      "source_vendor": "Matheson",
      "cga_number": "330**/642",
      "chart_section": "Pure Gases",
      "id": "matheson-boron-trifluoride",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-boron-trifluoride/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Boron Trifluoride 330**/642",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Bromotrifluoromethane",
      "source_vendor": "Matheson",
      "cga_number": "660",
      "chart_section": "Pure Gases",
      "id": "matheson-bromotrifluoromethane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-bromotrifluoromethane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "(Bromotrifluoromethane) 660",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Butane",
      "source_vendor": "Matheson",
      "cga_number": "510*",
      "chart_section": "Pure Gases",
      "id": "matheson-butane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-butane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Butane 510*",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Butenes",
      "source_vendor": "Matheson",
      "cga_number": "510*",
      "chart_section": "Pure Gases",
      "id": "matheson-butenes",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-butenes/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Butenes 510*",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Carbonyl Fluoride",
      "source_vendor": "Matheson",
      "cga_number": "660",
      "chart_section": "Pure Gases",
      "id": "matheson-carbonyl-fluoride",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-carbonyl-fluoride/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Carbonyl Fluoride 660",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Carbonyl Sulfide",
      "source_vendor": "Matheson",
      "cga_number": "330**",
      "chart_section": "Pure Gases",
      "id": "matheson-carbonyl-sulfide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-carbonyl-sulfide/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Carbonyl Sulfide 330**",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Chloropentafluoroethane",
      "source_vendor": "Matheson",
      "cga_number": "660*/716",
      "chart_section": "Pure Gases",
      "id": "matheson-chloropentafluoroethane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-chloropentafluoroethane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "(Chloropentafluoroethane) 660*/716",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Chlorotrifluoroethylene",
      "source_vendor": "Matheson",
      "cga_number": "510",
      "chart_section": "Pure Gases",
      "id": "matheson-chlorotrifluoroethylene",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-chlorotrifluoroethylene/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "(Chlorotrifluoroethylene) 510",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Chlorotrifluoromethane",
      "source_vendor": "Matheson",
      "cga_number": "660/716",
      "chart_section": "Pure Gases",
      "id": "matheson-chlorotrifluoromethane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-chlorotrifluoromethane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "(Chlorotrifluoromethane) 660/716",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Cyanogen",
      "source_vendor": "Matheson",
      "cga_number": "660",
      "chart_section": "Pure Gases",
      "id": "matheson-cyanogen",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-cyanogen/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Cyanogen 660",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Cyanogen Chloride",
      "source_vendor": "Matheson",
      "cga_number": "660",
      "chart_section": "Pure Gases",
      "id": "matheson-cyanogen-chloride",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-cyanogen-chloride/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Cyanogen Chloride 660",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Dichlorodifluoromethane",
      "source_vendor": "Matheson",
      "cga_number": "660*/716",
      "chart_section": "Pure Gases",
      "id": "matheson-dichlorodifluoromethane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-dichlorodifluoromethane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "(Dichlorodifluoromethane) 660*/716",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Dichlorosilane",
      "source_vendor": "Matheson",
      "cga_number": "678/636",
      "chart_section": "Pure Gases",
      "id": "matheson-dichlorosilane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-dichlorosilane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Dichlorosilane 678/636",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Dimethyl Ether",
      "source_vendor": "Matheson",
      "cga_number": "510*",
      "chart_section": "Pure Gases",
      "id": "matheson-dimethyl-ether",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-dimethyl-ether/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Dimethyl Ether 510*",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Dimethylamine",
      "source_vendor": "Matheson",
      "cga_number": "705**",
      "chart_section": "Pure Gases",
      "id": "matheson-dimethylamine",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-dimethylamine/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Dimethylamine 705**",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Disilane",
      "source_vendor": "Matheson",
      "cga_number": "350/632*",
      "chart_section": "Pure Gases",
      "id": "matheson-disilane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-disilane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Disilane 350/632*",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Ethyl Chloride",
      "source_vendor": "Matheson",
      "cga_number": "300*",
      "chart_section": "Pure Gases",
      "id": "matheson-ethyl-chloride",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-ethyl-chloride/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Ethyl Chloride 300*",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Fluorine",
      "source_vendor": "Matheson",
      "cga_number": "679",
      "chart_section": "Pure Gases",
      "id": "matheson-fluorine",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-fluorine/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Fluorine 679",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Germane",
      "source_vendor": "Matheson",
      "cga_number": "350/632",
      "chart_section": "Pure Gases",
      "id": "matheson-germane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-germane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Germane 350/632",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Halocarbon 23 (Fluoroform)",
      "source_vendor": "Matheson",
      "cga_number": "660/716",
      "chart_section": "Pure Gases",
      "id": "matheson-halocarbon-23-fluoroform",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-halocarbon-23-fluoroform/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Halocarbon 23 (Fluoroform) 660/716",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Helium-3500 psig",
      "source_vendor": "Matheson",
      "cga_number": "680***",
      "chart_section": "Pure Gases",
      "id": "matheson-helium-3500-psig",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-helium-3500-psig/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Helium-3500 psig 680***",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Hexafluoroethane",
      "source_vendor": "Matheson",
      "cga_number": "660/716",
      "chart_section": "Pure Gases",
      "id": "matheson-hexafluoroethane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-hexafluoroethane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "(Hexafluoroethane) 660/716",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Hexafluoropropylene",
      "source_vendor": "Matheson",
      "cga_number": "660*",
      "chart_section": "Pure Gases",
      "id": "matheson-hexafluoropropylene",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-hexafluoropropylene/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Hexafluoropropylene 660*",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Hydrogen-3500 psig",
      "source_vendor": "Matheson",
      "cga_number": "695***",
      "chart_section": "Pure Gases",
      "id": "matheson-hydrogen-3500-psig",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-hydrogen-3500-psig/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Hydrogen-3500 psig 695***",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Hydrogen Bromide",
      "source_vendor": "Matheson",
      "cga_number": "330**/634",
      "chart_section": "Pure Gases",
      "id": "matheson-hydrogen-bromide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-hydrogen-bromide/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Hydrogen Bromide 330**/634",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Hydrogen Fluoride",
      "source_vendor": "Matheson",
      "cga_number": "660**/638",
      "chart_section": "Pure Gases",
      "id": "matheson-hydrogen-fluoride",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-hydrogen-fluoride/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Hydrogen Fluoride 660**/638",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Hydrogen Selenide",
      "source_vendor": "Matheson",
      "cga_number": "350/632",
      "chart_section": "Pure Gases",
      "id": "matheson-hydrogen-selenide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-hydrogen-selenide/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Hydrogen Selenide 350/632",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Isobutane",
      "source_vendor": "Matheson",
      "cga_number": "510*",
      "chart_section": "Pure Gases",
      "id": "matheson-isobutane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-isobutane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Isobutane 510*",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Isobutylene",
      "source_vendor": "Matheson",
      "cga_number": "510*",
      "chart_section": "Pure Gases",
      "id": "matheson-isobutylene",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-isobutylene/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Isobutylene 510*",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Krypton",
      "source_vendor": "Matheson",
      "cga_number": "580/718",
      "chart_section": "Pure Gases",
      "id": "matheson-krypton",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-krypton/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Krypton 580/718",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "\"Manufactured Gas B\"",
      "source_vendor": "Matheson",
      "cga_number": "350",
      "chart_section": "Pure Gases",
      "id": "matheson-manufactured-gas-b",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-manufactured-gas-b/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "\"Manufactured Gas B\" 350",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Methyl Bromide",
      "source_vendor": "Matheson",
      "cga_number": "330",
      "chart_section": "Pure Gases",
      "id": "matheson-methyl-bromide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-methyl-bromide/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Methyl Bromide 330",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Methyl Fluoride",
      "source_vendor": "Matheson",
      "cga_number": "350",
      "chart_section": "Pure Gases",
      "id": "matheson-methyl-fluoride",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-methyl-fluoride/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Methyl Fluoride 350",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Methyl Mercaptan",
      "source_vendor": "Matheson",
      "cga_number": "330**",
      "chart_section": "Pure Gases",
      "id": "matheson-methyl-mercaptan",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-methyl-mercaptan/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Methyl Mercaptan 330**",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Monomethylamine",
      "source_vendor": "Matheson",
      "cga_number": "705**",
      "chart_section": "Pure Gases",
      "id": "matheson-monomethylamine",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-monomethylamine/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Monomethylamine 705**",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Nitric Oxide",
      "source_vendor": "Matheson",
      "cga_number": "660/712",
      "chart_section": "Pure Gases",
      "id": "matheson-nitric-oxide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-nitric-oxide/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Nitric Oxide 660/712",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Nitrogen-3500 psig",
      "source_vendor": "Matheson",
      "cga_number": "680***",
      "chart_section": "Pure Gases",
      "id": "matheson-nitrogen-3500-psig",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-nitrogen-3500-psig/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Nitrogen-3500 psig 680***",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Nitrogen-6000 psig",
      "source_vendor": "Matheson",
      "cga_number": "677",
      "chart_section": "Pure Gases",
      "id": "matheson-nitrogen-6000-psig",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-nitrogen-6000-psig/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Nitrogen-6000 psig 677",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Nitrogen Dioxide",
      "source_vendor": "Matheson",
      "cga_number": "660",
      "chart_section": "Pure Gases",
      "id": "matheson-nitrogen-dioxide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-nitrogen-dioxide/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Nitrogen Dioxide 660",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Nitrogen Trioxide",
      "source_vendor": "Matheson",
      "cga_number": "660",
      "chart_section": "Pure Gases",
      "id": "matheson-nitrogen-trioxide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-nitrogen-trioxide/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Nitrogen Trioxide 660",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Octafluorocyclobutane",
      "source_vendor": "Matheson",
      "cga_number": "660*",
      "chart_section": "Pure Gases",
      "id": "matheson-octafluorocyclobutane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-octafluorocyclobutane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Octafluorocyclobutane 660*",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Oxygen",
      "source_vendor": "Matheson",
      "cga_number": "540*/714",
      "chart_section": "Pure Gases",
      "id": "matheson-oxygen",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-oxygen/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Oxygen 540*/714",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Oxygen Mixtures Over 23.5%",
      "source_vendor": "Matheson",
      "cga_number": "296",
      "chart_section": "Mixed Gases",
      "id": "matheson-oxygen-mixtures-over-23-5",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-oxygen-mixtures-over-23-5/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Oxygen Mixtures Over 23.5% 296",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Perfluoropropane",
      "source_vendor": "Matheson",
      "cga_number": "660*/716",
      "chart_section": "Pure Gases",
      "id": "matheson-perfluoropropane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-perfluoropropane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Perfluoropropane 660*/716",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Phosgene",
      "source_vendor": "Matheson",
      "cga_number": "660",
      "chart_section": "Pure Gases",
      "id": "matheson-phosgene",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-phosgene/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Phosgene 660",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Phosphorus Pentafluoride",
      "source_vendor": "Matheson",
      "cga_number": "660**",
      "chart_section": "Pure Gases",
      "id": "matheson-phosphorus-pentafluoride",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-phosphorus-pentafluoride/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Phosphorus Pentafluoride 660**",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Propylene",
      "source_vendor": "Matheson",
      "cga_number": "510*",
      "chart_section": "Pure Gases",
      "id": "matheson-propylene",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-propylene/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Propylene 510*",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Silane (High Pressure)",
      "source_vendor": "Matheson",
      "cga_number": "350/632",
      "chart_section": "Pure Gases",
      "id": "matheson-silane-high-pressure",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-silane-high-pressure/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Silane (High Pressure) 350/632",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Silicon Tetrafluoride",
      "source_vendor": "Matheson",
      "cga_number": "330**/642",
      "chart_section": "Pure Gases",
      "id": "matheson-silicon-tetrafluoride",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-silicon-tetrafluoride/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Silicon Tetrafluoride 330**/642",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Tetrafluoromethane",
      "source_vendor": "Matheson",
      "cga_number": "320*/716",
      "chart_section": "Pure Gases",
      "id": "matheson-tetrafluoromethane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-tetrafluoromethane/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "(Tetrafluoromethane) 320*/716",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Trimethylamine",
      "source_vendor": "Matheson",
      "cga_number": "705**",
      "chart_section": "Pure Gases",
      "id": "matheson-trimethylamine",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-trimethylamine/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Trimethylamine 705**",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Vinyl Bromide",
      "source_vendor": "Matheson",
      "cga_number": "510",
      "chart_section": "Pure Gases",
      "id": "matheson-vinyl-bromide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-vinyl-bromide/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Vinyl Bromide 510",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Vinyl Methyl Ether",
      "source_vendor": "Matheson",
      "cga_number": "510",
      "chart_section": "Pure Gases",
      "id": "matheson-vinyl-methyl-ether",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/matheson-vinyl-methyl-ether/",
      "source": "https://us.nipponsanso.com/pdfs/gasequipment/CGA-Connection-Chart.pdf",
      "source_quote": "Vinyl Methyl Ether 510",
      "verified_fields": [
        "cga_number",
        "gas"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Ammonia",
      "source_vendor": "CONCOA",
      "cga_number": "240/660/705",
      "chart_section": "Mixed Gases",
      "service_note": "Nitrogen",
      "id": "nitrogen-concoa-ammonia",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/nitrogen-concoa-ammonia/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "240/660/705 Ammonia Nitrogen",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Butane",
      "source_vendor": "CONCOA",
      "cga_number": "350",
      "chart_section": "Mixed Gases",
      "service_note": "Nitrogen",
      "id": "nitrogen-concoa-butane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/nitrogen-concoa-butane/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "350 Butane Nitrogen",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Chlorine",
      "source_vendor": "CONCOA",
      "cga_number": "330",
      "chart_section": "Mixed Gases",
      "service_note": "Nitrogen",
      "id": "nitrogen-concoa-chlorine",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/nitrogen-concoa-chlorine/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "330 Chlorine Nitrogen",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Freon-12",
      "source_vendor": "CONCOA",
      "cga_number": "580",
      "chart_section": "Mixed Gases",
      "service_note": "Nitrogen",
      "id": "nitrogen-concoa-freon-12",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/nitrogen-concoa-freon-12/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "580 Freon-12 Nitrogen",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Hexane",
      "source_vendor": "CONCOA",
      "cga_number": "350",
      "chart_section": "Mixed Gases",
      "service_note": "Nitrogen",
      "id": "nitrogen-concoa-hexane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/nitrogen-concoa-hexane/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "350 Hexane Nitrogen",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Isobutane",
      "source_vendor": "CONCOA",
      "cga_number": "350",
      "chart_section": "Mixed Gases",
      "service_note": "Nitrogen",
      "id": "nitrogen-concoa-isobutane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/nitrogen-concoa-isobutane/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "350 Isobutane Nitrogen",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Nitric Oxide",
      "source_vendor": "CONCOA",
      "cga_number": "660",
      "chart_section": "Mixed Gases",
      "service_note": "Nitrogen",
      "id": "nitrogen-concoa-nitric-oxide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/nitrogen-concoa-nitric-oxide/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "660 Nitric Oxide Nitrogen",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Nitrous Oxide",
      "source_vendor": "CONCOA",
      "cga_number": "590",
      "chart_section": "Mixed Gases",
      "service_note": "Nitrogen",
      "id": "nitrogen-concoa-nitrous-oxide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/nitrogen-concoa-nitrous-oxide/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "590 Nitrous Oxide Nitrogen",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Oxygen",
      "source_vendor": "CONCOA",
      "cga_number": "590",
      "chart_section": "Mixed Gases",
      "service_note": "Nitrogen or helium",
      "id": "nitrogen-or-helium-concoa-oxygen",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/nitrogen-or-helium-concoa-oxygen/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "590 Oxygen Nitrogen or helium",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Propane*",
      "source_vendor": "CONCOA",
      "cga_number": "350",
      "chart_section": "Mixed Gases",
      "service_note": "Nitrogen or helium",
      "id": "nitrogen-or-helium-concoa-propane",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/nitrogen-or-helium-concoa-propane/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "350 Propane* Nitrogen or helium",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Carbon Dioxide",
      "source_vendor": "CONCOA",
      "cga_number": "296",
      "chart_section": "Mixed Gases",
      "service_note": "Oxygen",
      "id": "oxygen-concoa-carbon-dioxide",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/oxygen-concoa-carbon-dioxide/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "296 Carbon Dioxide Oxygen",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Helium",
      "source_vendor": "CONCOA",
      "cga_number": "296",
      "chart_section": "Mixed Gases",
      "service_note": "Oxygen",
      "id": "oxygen-concoa-helium",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/oxygen-concoa-helium/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "296 Helium Oxygen",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    },
    {
      "gas": "Krypton-85",
      "source_vendor": "CONCOA",
      "cga_number": "540",
      "chart_section": "Mixed Gases",
      "service_note": "Oxygen",
      "id": "oxygen-concoa-krypton-85",
      "url": "https://referencesource.org/cga-cylinder-valve-connection-by-gas/oxygen-concoa-krypton-85/",
      "source": "https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf",
      "source_quote": "540 Krypton-85 Oxygen",
      "verified_fields": [
        "cga_number",
        "gas",
        "service_note"
      ],
      "derived_fields": [
        "chart_section",
        "source_vendor"
      ]
    }
  ]
}