**Substance:** Ferrous chloride

**CAS No.:** 7758-94-3

**CERCLA RQ (lbs):** 100

**Regulatory categories:** 1

> Ferrous chloride | 7758-94-3 | 1 | | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Ferrous chloride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Fluenetil

**CAS No.:** 4301-50-2

**EPCRA TPQ (lbs):** 100/10,000

**EPCRA RQ (lbs):** 100

> 4301-50-2 | Fluenetil | | 100 | 100/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Fluenetil — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Fluoranthene

**CAS No.:** 206-44-0

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U120

**Regulatory categories:** 2,4

> Fluoranthene | 206-44-0 | 2,4 | U120 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Fluoranthene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Fluorene

**CAS No.:** 86-73-7

**CERCLA RQ (lbs):** 5000

**Regulatory categories:** 2

> Fluorene | 86-73-7 | 2 | | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Fluorene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Fluorine

**CAS No.:** 7782-41-4

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 10

> 7782-41-4 | Fluorine | e | 10 | 500 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Fluorine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Fluorine

**CAS No.:** 7782-41-4

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P056

**Regulatory categories:** 4

> Fluorine | 7782-41-4 | 4 | P056 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Fluoroacetamide

**CAS No.:** 640-19-7

**EPCRA TPQ (lbs):** 100/10,000

**EPCRA RQ (lbs):** 100

> 640-19-7 | Fluoroacetamide | | 100 | 100/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Fluoroacetamide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Fluoroacetamide

**CAS No.:** 640-19-7

**CERCLA RQ (lbs):** 100

**RCRA waste number:** P057

**Regulatory categories:** 4

> Fluoroacetamide | 640-19-7 | 4 | P057 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Fluoroacetic acid, sodium salt

**CAS No.:** 62-74-8

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P058

**Regulatory categories:** 4

> Fluoroacetic acid, sodium salt | 62-74-8 | 4 | P058 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Fluoroacetic acid, sodium salt — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Fluoroacetic Acid

**CAS No.:** 144-49-0

**EPCRA TPQ (lbs):** 10/10,000

**EPCRA RQ (lbs):** 10

> 100/10,000 | 144-49-0 | Fluoroacetic Acid | | 10 | 10/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Fluoroacetic Acid — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Fluoroacetyl Chloride

**CAS No.:** 359-06-8

**EPCRA TPQ (lbs):** 10

**EPCRA RQ (lbs):** 10

> 10/10,000 | 359-06-8 | Fluoroacetyl Chloride |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Fluoroacetyl Chloride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Fluorouracil

**CAS No.:** 51-21-8

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 500

> 51-21-8 | Fluorouracil | | 500 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Fluorouracil — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Fonofos

**CAS No.:** 944-22-9

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 500

> 944-22-9 | Fonofos | | 500 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Fonofos — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Formaldehyde

**CAS No.:** 50-00-0

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 100

> 500 | 50-00-0 | Formaldehyde | f | 100 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Formaldehyde — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Formaldehyde Cyanohydrin

**CAS No.:** 107-16-4

**EPCRA TPQ (lbs):** 1,000

**EPCRA RQ (lbs):** 1,000

> 107-16-4 | Formaldehyde Cyanohydrin | d | 1,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Formaldehyde Cyanohydrin — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Formaldehyde

**CAS No.:** 50-00-0

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U122

**Regulatory categories:** 1,3,4

> Formaldehyde | 50-00-0 | 1,3,4 | U122 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Formetanate Hydrochloride

**CAS No.:** 23422-53-9

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 100

> 23422-53-9 | Formetanate Hydrochloride | d | 100 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Formetanate Hydrochloride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Formetanate hydrochloride

**CAS No.:** 23422-53-9

**CERCLA RQ (lbs):** 100

**RCRA waste number:** P198

**Regulatory categories:** 4

> Formetanate hydrochloride | 23422-53-9 | 4 | P198 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Formetanate hydrochloride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Formic acid

**CAS No.:** 64-18-6

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U123

**Regulatory categories:** 1,4

> Formic acid | 64-18-6 | 1,4 | U123 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Formic acid — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Formothion

**CAS No.:** 2540-82-1

**EPCRA TPQ (lbs):** 100

**EPCRA RQ (lbs):** 100

> 2540-82-1 | Formothion | | 100 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Formothion — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Formparanate

**CAS No.:** 17702-57-7

**EPCRA TPQ (lbs):** 100/10,000

**EPCRA RQ (lbs):** 100

> 17702-57-7 | Formparanate | | 100 | 100/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Formparanate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Formparanate

**CAS No.:** 17702-57-7

**CERCLA RQ (lbs):** 100

**RCRA waste number:** P197

**Regulatory categories:** 4

> Formparanate | 17702-57-7 | 4 | P197 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Fosthietan

**CAS No.:** 21548-32-3

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 500

> 21548-32-3 | Fosthietan | | 500 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Fosthietan — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Fuberidazole

**CAS No.:** 3878-19-1

**EPCRA TPQ (lbs):** 100/10,000

**EPCRA RQ (lbs):** 100

> 3878-19-1 | Fuberidazole | | 100 | 100/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Fuberidazole — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Fulminic acid, mercury(2 +)salt

**CAS No.:** 628-86-4

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P065

**Regulatory categories:** 4

> Fulminic acid, mercury(2 +)salt | 628-86-4 | 4 | P065 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Fulminic acid, mercury(2 +)salt — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Fumaric acid

**CAS No.:** 110-17-8

**CERCLA RQ (lbs):** 5000

**Regulatory categories:** 1

> Fumaric acid | 110-17-8 | 1 | | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Fumaric acid — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Furan

**CAS No.:** 110-00-9

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 100

> 110-00-9 | Furan | | 100 | 500 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Furan — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Furan, tetrahydro-

**CAS No.:** 109-99-9

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** U213

**Regulatory categories:** 4

> Furan, tetrahydro- | 109-99-9 | 4 | U213 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Furan, tetrahydro- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Furan

**CAS No.:** 110-00-9

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U124

**Regulatory categories:** 4

> Furan | 110-00-9 | 4 | U124 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Furfural

**CAS No.:** 98-01-1

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U125

**Regulatory categories:** 1,4

> Furfural | 98-01-1 | 1,4 | U125 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Furfural — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Furfuran

**CAS No.:** 110-00-9

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U124

**Regulatory categories:** 4

> Furfuran | 110-00-9 | 4 | U124 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Furfuran — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** (g) o-Dichlorobenzene

**CAS No.:** 95-50-1

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U070

**Regulatory categories:** 1,2,4

> (g) o-Dichlorobenzene | 95-50-1 | 1,2,4 | U070 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

(g) o-Dichlorobenzene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Gallium Trichloride

**CAS No.:** 13450-90-3

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 500

> 500 | 13450-90-3 | Gallium Trichloride | | 500 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Gallium Trichloride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** gamma-BHC

**CAS No.:** 58-89-9

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U129

**Regulatory categories:** 1,2,3,4

> gamma-BHC | 58-89-9 | 1,2,3,4 | U129 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

gamma-BHC — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Glucopyranose, 2-deoxy-2-(3-methyl-3-nitrosoureido)-,D-

**CAS No.:** 18883-66-4

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U206

**Regulatory categories:** 4

> Glucopyranose, 2-deoxy-2-(3-methyl-3-nitrosoureido)-,D- | 18883-66-4 | 4 | U206 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Glucopyranose, 2-deoxy-2-(3-methyl-3-nitrosoureido)-,D- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Glycidylaldehyde

**CAS No.:** 765-34-4

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U126

**Regulatory categories:** 4

> Glycidylaldehyde | 765-34-4 | 4 | U126 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Glycidylaldehyde — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Guanidine, N-methyl-N′-nitro-N-nitroso-

**CAS No.:** 70-25-7

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U163

**Regulatory categories:** 4

> Guanidine, N-methyl-N′-nitro-N-nitroso- | 70-25-7 | 4 | U163 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Guanidine, N-methyl-N′-nitro-N-nitroso- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Guthion

**CAS No.:** 86-50-0

**CERCLA RQ (lbs):** 1

**Regulatory categories:** 1

> Guthion | 86-50-0 | 1 | | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Guthion — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** (h) Trichlorofluoromethane

**CAS No.:** 75-69-4

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U121

**Regulatory categories:** 4

> (h) Trichlorofluoromethane | 75-69-4 | 4 | U121 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

(h) Trichlorofluoromethane — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Heptachlor epoxide

**CAS No.:** 1024-57-3

**CERCLA RQ (lbs):** 1

**Regulatory categories:** 2

> Heptachlor epoxide | 1024-57-3 | 2 | | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Heptachlor epoxide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Heptachlor

**CAS No.:** 76-44-8

**CERCLA RQ (lbs):** 1

**RCRA waste number:** P059

**Regulatory categories:** 1,2,3,4

> Heptachlor | 76-44-8 | 1,2,3,4 | P059 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Heptachlor — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hexachlorobenzene

**CAS No.:** 118-74-1

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U127

**Regulatory categories:** 2,3,4

> Hexachlorobenzene | 118-74-1 | 2,3,4 | U127 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hexachlorobenzene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hexachlorobutadiene

**CAS No.:** 87-68-3

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U128

**Regulatory categories:** 2,3,4

> Hexachlorobutadiene | 87-68-3 | 2,3,4 | U128 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hexachlorobutadiene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hexachlorocyclopentadiene

**CAS No.:** 77-47-4

**EPCRA TPQ (lbs):** 100

**EPCRA RQ (lbs):** 10

> 500/10,000 | 77-47-4 | Hexachlorocyclopentadiene | d | 10 | 100 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Hexachlorocyclopentadiene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hexachlorocyclopentadiene

**CAS No.:** 77-47-4

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U130

**Regulatory categories:** 1,2,3,4

> Hexachlorocyclopentadiene | 77-47-4 | 1,2,3,4 | U130 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Hexachloroethane

**CAS No.:** 67-72-1

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U131

**Regulatory categories:** 2,3,4

> Hexachloroethane | 67-72-1 | 2,3,4 | U131 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hexachloroethane — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hexachlorophene

**CAS No.:** 70-30-4

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U132

**Regulatory categories:** 4

> Hexachlorophene | 70-30-4 | 4 | U132 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hexachlorophene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hexachloropropene

**CAS No.:** 1888-71-7

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** U243

**Regulatory categories:** 4

> Hexachloropropene | 1888-71-7 | 4 | U243 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hexachloropropene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hexaethyl tetraphosphate

**CAS No.:** 757-58-4

**CERCLA RQ (lbs):** 100

**RCRA waste number:** P062

**Regulatory categories:** 4

> Hexaethyl tetraphosphate | 757-58-4 | 4 | P062 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hexaethyl tetraphosphate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hexamethylene-1,6-diisocyanate

**CAS No.:** 822-06-0

**CERCLA RQ (lbs):** 100

**Regulatory categories:** 3

> Hexamethylene-1,6-diisocyanate | 822-06-0 | 3 | | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hexamethylene-1,6-diisocyanate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hexamethylenediamine, N,N′-Dibutyl-

**CAS No.:** 4835-11-4

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 500

> 4835-11-4 | Hexamethylenediamine, N,N′-Dibutyl- | | 500 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Hexamethylenediamine, N,N′-Dibutyl- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hexamethylphosphoramide

**CAS No.:** 680-31-9

**CERCLA RQ (lbs):** 1

**Regulatory categories:** 3

> Hexamethylphosphoramide | 680-31-9 | 3 | | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hexamethylphosphoramide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hexane

**CAS No.:** 110-54-3

**CERCLA RQ (lbs):** 5000

**Regulatory categories:** 3

> Hexane | 110-54-3 | 3 | | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hexane — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hexone

**CAS No.:** 108-10-1

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U161

**Regulatory categories:** 3,4

> Hexone | 108-10-1 | 3,4 | U161 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hexone — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrazine, 1,1-dimethyl-

**CAS No.:** 57-14-7

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U098

**Regulatory categories:** 3,4

> Hydrazine, 1,1-dimethyl- | 57-14-7 | 3,4 | U098 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hydrazine, 1,1-dimethyl- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrazine, 1,2-diethyl-

**CAS No.:** 1615-80-1

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U086

**Regulatory categories:** 4

> Hydrazine, 1,2-diethyl- | 1615-80-1 | 4 | U086 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hydrazine, 1,2-diethyl- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrazine, 1,2-dimethyl-

**CAS No.:** 540-73-8

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U099

**Regulatory categories:** 4

> Hydrazine, 1,2-dimethyl- | 540-73-8 | 4 | U099 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hydrazine, 1,2-dimethyl- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrazine, 1,2-diphenyl-

**CAS No.:** 122-66-7

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U109

**Regulatory categories:** 2,3,4

> Hydrazine, 1,2-diphenyl- | 122-66-7 | 2,3,4 | U109 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hydrazine, 1,2-diphenyl- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrazine

**CAS No.:** 302-01-2

**EPCRA TPQ (lbs):** 1,000

**EPCRA RQ (lbs):** 1

> 302-01-2 | Hydrazine | | 1 | 1,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Hydrazine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrazine, methyl-

**CAS No.:** 60-34-4

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P068

**Regulatory categories:** 3,4

> Hydrazine, methyl- | 60-34-4 | 3,4 | P068 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hydrazine, methyl- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrazine

**CAS No.:** 302-01-2

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U133

**Regulatory categories:** 3,4

> Hydrazine | 302-01-2 | 3,4 | U133 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Hydrazinecarbothioamide

**CAS No.:** 79-19-6

**CERCLA RQ (lbs):** 100

**RCRA waste number:** P116

**Regulatory categories:** 4

> Hydrazinecarbothioamide | 79-19-6 | 4 | P116 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hydrazinecarbothioamide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrochloric acid

**CAS No.:** 7647-01-0

**CERCLA RQ (lbs):** 5000

**Regulatory categories:** 1,3

> Hydrochloric acid | 7647-01-0 | 1,3 | | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hydrochloric acid — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrocyanic Acid

**CAS No.:** 74-90-8

**EPCRA TPQ (lbs):** 100

**EPCRA RQ (lbs):** 10

> 74-90-8 | Hydrocyanic Acid | | 10 | 100 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Hydrocyanic Acid — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrocyanic acid

**CAS No.:** 74-90-8

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P063

**Regulatory categories:** 1,4

> Hydrocyanic acid | 74-90-8 | 1,4 | P063 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hydrocyanic acid — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrofluoric acid

**CAS No.:** 7664-39-3

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U134

**Regulatory categories:** 1,3,4

> Hydrofluoric acid | 7664-39-3 | 1,3,4 | U134 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hydrofluoric acid — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrogen Chloride (gas only)

**CAS No.:** 7647-01-0

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 5,000

> 7647-01-0 | Hydrogen Chloride (gas only) | f | 5,000 | 500 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Hydrogen Chloride (gas only) — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrogen chloride

**CAS No.:** 7647-01-0

**CERCLA RQ (lbs):** 5000

**Regulatory categories:** 1,3

> Hydrogen chloride | 7647-01-0 | 1,3 | | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hydrogen chloride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrogen cyanide

**CAS No.:** 74-90-8

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P063

**Regulatory categories:** 1,4

> Hydrogen cyanide | 74-90-8 | 1,4 | P063 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hydrogen cyanide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrogen Fluoride

**CAS No.:** 7664-39-3

**EPCRA TPQ (lbs):** 100

**EPCRA RQ (lbs):** 100

> 7664-39-3 | Hydrogen Fluoride | | 100 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Hydrogen Fluoride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrogen fluoride

**CAS No.:** 7664-39-3

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U134

**Regulatory categories:** 1,3,4

> Hydrogen fluoride | 7664-39-3 | 1,3,4 | U134 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hydrogen fluoride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrogen Peroxide (Conc >52%)

**CAS No.:** 7722-84-1

**EPCRA TPQ (lbs):** 1,000

**EPCRA RQ (lbs):** 1,000

> 7722-84-1 | Hydrogen Peroxide (Conc >52%) | f | 1,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Hydrogen Peroxide (Conc >52%) — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrogen phosphide

**CAS No.:** 7803-51-2

**CERCLA RQ (lbs):** 100

**RCRA waste number:** P096

**Regulatory categories:** 3,4

> Hydrogen phosphide | 7803-51-2 | 3,4 | P096 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hydrogen phosphide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrogen Selenide

**CAS No.:** 7783-07-5

**EPCRA TPQ (lbs):** 10

**EPCRA RQ (lbs):** 10

> 7783-07-5 | Hydrogen Selenide | | 10 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Hydrogen Selenide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrogen sulfide H2S

**CAS No.:** 7783-06-4

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U135

**Regulatory categories:** 1,4

> Hydrogen sulfide H2S | 7783-06-4 | 1,4 | U135 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hydrogen sulfide H2S — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydrogen Sulfide

**CAS No.:** 7783-06-4

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 100

> 7783-06-4 | Hydrogen Sulfide | f | 100 | 500 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Hydrogen Sulfide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydroperoxide, 1-methyl-1-phenylethyl-

**CAS No.:** 80-15-9

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U096

**Regulatory categories:** 4

> Hydroperoxide, 1-methyl-1-phenylethyl- | 80-15-9 | 4 | U096 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Hydroperoxide, 1-methyl-1-phenylethyl- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydroquinone

**CAS No.:** 123-31-9

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 100

> 123-31-9 | Hydroquinone | f | 100 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Hydroquinone — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Hydroquinone

**CAS No.:** 123-31-9

**CERCLA RQ (lbs):** 100

**Regulatory categories:** 3

> Hydroquinone | 123-31-9 | 3 | | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** (i) 1,1,2-Trichloroethane

**CAS No.:** 79-00-5

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U227

**Regulatory categories:** 2,3,4

> (i) 1,1,2-Trichloroethane | 79-00-5 | 2,3,4 | U227 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

(i) 1,1,2-Trichloroethane — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Indeno(1,2,3-cd)pyrene

**CAS No.:** 193-39-5

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U137

**Regulatory categories:** 2,4

> Indeno(1,2,3-cd)pyrene | 193-39-5 | 2,4 | U137 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Indeno(1,2,3-cd)pyrene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Iodomethane

**CAS No.:** 74-88-4

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U138

**Regulatory categories:** 3,4

> Iodomethane | 74-88-4 | 3,4 | U138 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Iodomethane — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Iron, Pentacarbonyl-

**CAS No.:** 13463-40-6

**EPCRA TPQ (lbs):** 100

**EPCRA RQ (lbs):** 100

> 13463-40-6 | Iron, Pentacarbonyl- | | 100 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Iron, Pentacarbonyl- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** iso-Amyl acetate

**CAS No.:** 123-92-2

**CERCLA RQ (lbs):** 5000

**Regulatory categories:** 1

> iso-Amyl acetate | 123-92-2 | 1 | | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

iso-Amyl acetate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** iso-Butyl acetate

**CAS No.:** 110-19-0

**CERCLA RQ (lbs):** 5000

**Regulatory categories:** 1

> iso-Butyl acetate | 110-19-0 | 1 | | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

iso-Butyl acetate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** iso-Butylamine

**CAS No.:** 78-81-9

**CERCLA RQ (lbs):** 1000

**Regulatory categories:** 1

> iso-Butylamine | 78-81-9 | 1 | | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

iso-Butylamine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** iso-Butyric acid

**CAS No.:** 79-31-2

**CERCLA RQ (lbs):** 5000

**Regulatory categories:** 1

> iso-Butyric acid | 79-31-2 | 1 | | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

iso-Butyric acid — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Isobenzan

**CAS No.:** 297-78-9

**EPCRA TPQ (lbs):** 100/10,000

**EPCRA RQ (lbs):** 100

> 297-78-9 | Isobenzan | | 100 | 100/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Isobenzan — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Isobutyl alcohol

**CAS No.:** 78-83-1

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U140

**Regulatory categories:** 4

> Isobutyl alcohol | 78-83-1 | 4 | U140 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Isobutyl alcohol — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Isobutyronitrile

**CAS No.:** 78-82-0

**EPCRA TPQ (lbs):** 1,000

**EPCRA RQ (lbs):** 1,000

> 78-82-0 | Isobutyronitrile | d | 1,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Isobutyronitrile — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Isocyanic Acid, 3,4-Dichlorophenyl Ester

**CAS No.:** 102-36-3

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 500

> 102-36-3 | Isocyanic Acid, 3,4-Dichlorophenyl Ester | | 500 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Isocyanic Acid, 3,4-Dichlorophenyl Ester — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Isodrin

**CAS No.:** 465-73-6

**EPCRA TPQ (lbs):** 100/10,000

**EPCRA RQ (lbs):** 1

> 465-73-6 | Isodrin | | 1 | 100/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Isodrin — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Isodrin

**CAS No.:** 465-73-6

**CERCLA RQ (lbs):** 1

**RCRA waste number:** P060

**Regulatory categories:** 4

> Isodrin | 465-73-6 | 4 | P060 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Isofluorphate

**CAS No.:** 55-91-4

**EPCRA TPQ (lbs):** 100

**EPCRA RQ (lbs):** 100

> 55-91-4 | Isofluorphate | b | 100 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Isofluorphate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Isolan

**CAS No.:** 119-38-0

**CERCLA RQ (lbs):** 100

**RCRA waste number:** P192

**Regulatory categories:** 4

> Isolan | 119-38-0 | 4 | P192 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Isolan — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Isophorone Diisocyanate

**CAS No.:** 4098-71-9

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 500

> 4098-71-9 | Isophorone Diisocyanate | g | 500 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Isophorone Diisocyanate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Isophorone

**CAS No.:** 78-59-1

**CERCLA RQ (lbs):** 5000

**Regulatory categories:** 2,3

> Isophorone | 78-59-1 | 2,3 | | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Isophorone — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Isoprene

**CAS No.:** 78-79-5

**CERCLA RQ (lbs):** 100

**Regulatory categories:** 1

> Isoprene | 78-79-5 | 1 | | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Isoprene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Isopropanolamine dodecylbenzenesulfonate

**CAS No.:** 42504-46-1

**CERCLA RQ (lbs):** 1000

**Regulatory categories:** 1

> Isopropanolamine dodecylbenzenesulfonate | 42504-46-1 | 1 | | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Isopropanolamine dodecylbenzenesulfonate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Isopropyl Chloroformate

**CAS No.:** 108-23-6

**EPCRA TPQ (lbs):** 1,000

**EPCRA RQ (lbs):** 1,000

> 108-23-6 | Isopropyl Chloroformate | | 1,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Isopropyl Chloroformate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Isopropylmethyl-pyrazolyl Dimethylcarbamate

**CAS No.:** 119-38-0

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 100

> 119-38-0 | Isopropylmethyl-pyrazolyl Dimethylcarbamate | | 100 | 500 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Isopropylmethyl-pyrazolyl Dimethylcarbamate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Isosafrole

**CAS No.:** 120-58-1

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U141

**Regulatory categories:** 4

> Isosafrole | 120-58-1 | 4 | U141 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Isosafrole — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Kepone

**CAS No.:** 143-50-0

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U142

**Regulatory categories:** 1,4

> Kepone | 143-50-0 | 1,4 | U142 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Kepone — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** L-Phenylalanine, 4-[bis(2-chloroethyl)amino]-

**CAS No.:** 148-82-3

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U150

**Regulatory categories:** 4

> L-Phenylalanine, 4-[bis(2-chloroethyl)amino]- | 148-82-3 | 4 | U150 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

L-Phenylalanine, 4-[bis(2-chloroethyl)amino]- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** L-Serine, diazoacetate (ester)

**CAS No.:** 115-02-6

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U015

**Regulatory categories:** 4

> L-Serine, diazoacetate (ester) | 115-02-6 | 4 | U015 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

L-Serine, diazoacetate (ester) — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lactonitrile

**CAS No.:** 78-97-7

**EPCRA TPQ (lbs):** 1,000

**EPCRA RQ (lbs):** 1,000

> 78-97-7 | Lactonitrile | | 1,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Lactonitrile — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lasiocarpine

**CAS No.:** 303-34-4

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U143

**Regulatory categories:** 4

> Lasiocarpine | 303-34-4 | 4 | U143 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Lasiocarpine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lead acetate

**CAS No.:** 301-04-2

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U144

**Regulatory categories:** 1,4

> Lead acetate | 301-04-2 | 1,4 | U144 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Lead acetate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lead, bis(acetato-O)tetrahydroxytri-

**CAS No.:** 1335-32-6

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U146

**Regulatory categories:** 4

> Lead, bis(acetato-O)tetrahydroxytri- | 1335-32-6 | 4 | U146 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Lead, bis(acetato-O)tetrahydroxytri- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lead chloride

**CAS No.:** 7758-95-4

**CERCLA RQ (lbs):** 10

**Regulatory categories:** 1

> Lead chloride | 7758-95-4 | 1 | | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Lead chloride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lead fluoborate

**CAS No.:** 13814-96-5

**CERCLA RQ (lbs):** 10

**Regulatory categories:** 1

> Lead fluoborate | 13814-96-5 | 1 | | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Lead fluoborate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lead fluoride

**CAS No.:** 7783-46-2

**CERCLA RQ (lbs):** 10

**Regulatory categories:** 1

> Lead fluoride | 7783-46-2 | 1 | | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Lead fluoride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lead III

**CAS No.:** 7439-92-1

**CERCLA RQ (lbs):** 10

**Regulatory categories:** 2

> Lead III | 7439-92-1 | 2 | | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Lead III — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lead iodide

**CAS No.:** 10101-63-0

**CERCLA RQ (lbs):** 10

**Regulatory categories:** 1

> Lead iodide | 10101-63-0 | 1 | | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Lead iodide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lead nitrate

**CAS No.:** 10099-74-8

**CERCLA RQ (lbs):** 10

**Regulatory categories:** 1

> Lead nitrate | 10099-74-8 | 1 | | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Lead nitrate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lead phosphate

**CAS No.:** 7446-27-7

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U145

**Regulatory categories:** 4

> Lead phosphate | 7446-27-7 | 4 | U145 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Lead phosphate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lead subacetate

**CAS No.:** 1335-32-6

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U146

**Regulatory categories:** 4

> Lead subacetate | 1335-32-6 | 4 | U146 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Lead subacetate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lead sulfide

**CAS No.:** 1314-87-0

**CERCLA RQ (lbs):** 10

**Regulatory categories:** 1

> Lead sulfide | 1314-87-0 | 1 | | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Lead sulfide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lead thiocyanate

**CAS No.:** 592-87-0

**CERCLA RQ (lbs):** 10

**Regulatory categories:** 1

> Lead thiocyanate | 592-87-0 | 1 | | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Lead thiocyanate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Leptophos

**CAS No.:** 21609-90-5

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 500

> 21609-90-5 | Leptophos | | 500 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Leptophos — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lewisite

**CAS No.:** 541-25-3

**EPCRA TPQ (lbs):** 10

**EPCRA RQ (lbs):** 10

> 541-25-3 | Lewisite | b, d | 10 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Lewisite — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lindane

**CAS No.:** 58-89-9

**EPCRA TPQ (lbs):** 1,000/10,000

**EPCRA RQ (lbs):** 1

> 58-89-9 | Lindane | | 1 | 1,000/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Lindane — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lindane (all isomers)

**CAS No.:** 58-89-9

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U129

**Regulatory categories:** 1,2,3,4

> Lindane (all isomers) | 58-89-9 | 1,2,3,4 | U129 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Lindane (all isomers) — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lindane

**CAS No.:** 58-89-9

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U129

**Regulatory categories:** 1,2,3,4

> Lindane | 58-89-9 | 1,2,3,4 | U129 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Lithium chromate

**CAS No.:** 14307-35-8

**CERCLA RQ (lbs):** 10

**Regulatory categories:** 1

> Lithium chromate | 14307-35-8 | 1 | | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Lithium chromate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Lithium Hydride

**CAS No.:** 7580-67-8

**EPCRA TPQ (lbs):** 100

**EPCRA RQ (lbs):** 100

> 7580-67-8 | Lithium Hydride | a | 100 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Lithium Hydride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** m-Cresol

**CAS No.:** 108-39-4

**CERCLA RQ (lbs):** 100

**Regulatory categories:** 3

> m-Cresol | 108-39-4 | 3 | | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

m-Cresol — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** m-Cumenyl methylcarbamate

**CAS No.:** 64-00-6

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P202

**Regulatory categories:** 4

> m-Cumenyl methylcarbamate | 64-00-6 | 4 | P202 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

m-Cumenyl methylcarbamate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** m-Dichlorobenzene

**CAS No.:** 541-73-1

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U071

**Regulatory categories:** 2,4

> m-Dichlorobenzene | 541-73-1 | 2,4 | U071 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

m-Dichlorobenzene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** m-Dinitrobenzene

**CAS No.:** 99-65-0

**CERCLA RQ (lbs):** 100

**Regulatory categories:** 1

> m-Dinitrobenzene | 99-65-0 | 1 | | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

m-Dinitrobenzene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** m-Nitrophenol

**CAS No.:** 554-84-7

**CERCLA RQ (lbs):** 100

**Regulatory categories:** 1

> m-Nitrophenol | 554-84-7 | 1 | | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

m-Nitrophenol — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** m-Nitrotoluene

**CAS No.:** 99-08-1

**CERCLA RQ (lbs):** 1000

**Regulatory categories:** 1

> m-Nitrotoluene | 99-08-1 | 1 | | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

m-Nitrotoluene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** m-Xylene

**CAS No.:** 108-38-3

**CERCLA RQ (lbs):** 1000

**Regulatory categories:** 3

> m-Xylene | 108-38-3 | 3 | | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

m-Xylene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Malathion

**CAS No.:** 121-75-5

**CERCLA RQ (lbs):** 100

**Regulatory categories:** 1

> Malathion | 121-75-5 | 1 | | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Malathion — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Maleic acid

**CAS No.:** 110-16-7

**CERCLA RQ (lbs):** 5000

**Regulatory categories:** 1

> Maleic acid | 110-16-7 | 1 | | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Maleic acid — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Maleic anhydride

**CAS No.:** 108-31-6

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U147

**Regulatory categories:** 1,3,4

> Maleic anhydride | 108-31-6 | 1,3,4 | U147 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Maleic anhydride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Maleic hydrazide

**CAS No.:** 123-33-1

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U148

**Regulatory categories:** 4

> Maleic hydrazide | 123-33-1 | 4 | U148 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Maleic hydrazide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Malononitrile

**CAS No.:** 109-77-3

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 1,000

> 109-77-3 | Malononitrile | | 1,000 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Malononitrile — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Malononitrile

**CAS No.:** 109-77-3

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** U149

**Regulatory categories:** 4

> Malononitrile | 109-77-3 | 4 | U149 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Manganese, bis (dimethylcarbamodithioato-S,S′)-

**CAS No.:** 15339-36-3

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P196

**Regulatory categories:** 4

> Manganese, bis (dimethylcarbamodithioato-S,S′)- | 15339-36-3 | 4 | P196 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Manganese, bis (dimethylcarbamodithioato-S,S′)- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Manganese dimethyldithiocarbamate

**CAS No.:** 15339-36-3

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P196

**Regulatory categories:** 4

> Manganese dimethyldithiocarbamate | 15339-36-3 | 4 | P196 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Manganese dimethyldithiocarbamate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Manganese, Tricarbonyl Methylcyclopentadienyl

**CAS No.:** 12108-13-3

**EPCRA TPQ (lbs):** 100

**EPCRA RQ (lbs):** 100

> 12108-13-3 | Manganese, Tricarbonyl Methylcyclopentadienyl | d | 100 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Manganese, Tricarbonyl Methylcyclopentadienyl — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** MDI

**CAS No.:** 101-68-8

**CERCLA RQ (lbs):** 5000

**Regulatory categories:** 3

> MDI | 101-68-8 | 3 | | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

MDI — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mechlorethamine

**CAS No.:** 51-75-2

**EPCRA TPQ (lbs):** 10

**EPCRA RQ (lbs):** 10

> 51-75-2 | Mechlorethamine | b | 10 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Mechlorethamine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** MEK

**CAS No.:** 78-93-3

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U159

**Regulatory categories:** 4

> MEK | 78-93-3 | 4 | U159 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

MEK — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Melphalan

**CAS No.:** 148-82-3

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U150

**Regulatory categories:** 4

> Melphalan | 148-82-3 | 4 | U150 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Melphalan — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mephosfolan

**CAS No.:** 950-10-7

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 500

> 950-10-7 | Mephosfolan | | 500 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Mephosfolan — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mercaptodimethur

**CAS No.:** 2032-65-7

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P199

**Regulatory categories:** 1,4

> Mercaptodimethur | 2032-65-7 | 1,4 | P199 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Mercaptodimethur — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mercuric Acetate

**CAS No.:** 1600-27-7

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 500

> 500 | 1600-27-7 | Mercuric Acetate | | 500 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Mercuric Acetate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mercuric Chloride

**CAS No.:** 7487-94-7

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 500

> 500/10,000 | 7487-94-7 | Mercuric Chloride | | 500 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Mercuric Chloride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mercuric cyanide

**CAS No.:** 592-04-1

**CERCLA RQ (lbs):** 1

**Regulatory categories:** 1

> Mercuric cyanide | 592-04-1 | 1 | | 1(0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Mercuric cyanide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mercuric nitrate

**CAS No.:** 10045-94-0

**CERCLA RQ (lbs):** 10

**Regulatory categories:** 1

> Mercuric nitrate | 10045-94-0 | 1 | | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Mercuric nitrate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mercuric Oxide

**CAS No.:** 21908-53-2

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 500

> 21908-53-2 | Mercuric Oxide | | 500 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Mercuric Oxide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mercuric sulfate

**CAS No.:** 7783-35-9

**CERCLA RQ (lbs):** 10

**Regulatory categories:** 1

> Mercuric sulfate | 7783-35-9 | 1 | | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Mercuric sulfate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mercuric thiocyanate

**CAS No.:** 592-85-8

**CERCLA RQ (lbs):** 10

**Regulatory categories:** 1

> Mercuric thiocyanate | 592-85-8 | 1 | | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Mercuric thiocyanate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mercurous nitrate

**CAS No.:** 10415-75-5

**CERCLA RQ (lbs):** 10

**Regulatory categories:** 1

> Mercurous nitrate | 10415-75-5 | 1 | | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Mercurous nitrate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mercury, (acetato-O)phenyl-

**CAS No.:** 62-38-4

**CERCLA RQ (lbs):** 100

**RCRA waste number:** P092

**Regulatory categories:** 4

> Mercury, (acetato-O)phenyl- | 62-38-4 | 4 | P092 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Mercury, (acetato-O)phenyl- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mercury fulminate

**CAS No.:** 628-86-4

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P065

**Regulatory categories:** 4

> Mercury fulminate | 628-86-4 | 4 | P065 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Mercury fulminate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methacrolein Diacetate

**CAS No.:** 10476-95-6

**EPCRA TPQ (lbs):** 1,000

**EPCRA RQ (lbs):** 1,000

> 10476-95-6 | Methacrolein Diacetate | | 1,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methacrolein Diacetate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methacrylic Anhydride

**CAS No.:** 760-93-0

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 500

> 760-93-0 | Methacrylic Anhydride | | 500 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methacrylic Anhydride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methacrylonitrile

**CAS No.:** 126-98-7

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 1,000

> 500 | 126-98-7 | Methacrylonitrile | d | 1,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methacrylonitrile — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methacrylonitrile

**CAS No.:** 126-98-7

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** U152

**Regulatory categories:** 4

> Methacrylonitrile | 126-98-7 | 4 | U152 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Methacryloyl Chloride

**CAS No.:** 920-46-7

**EPCRA TPQ (lbs):** 100

**EPCRA RQ (lbs):** 100

> 920-46-7 | Methacryloyl Chloride | | 100 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methacryloyl Chloride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methacryloyloxyethyl Isocyanate

**CAS No.:** 30674-80-7

**EPCRA TPQ (lbs):** 100

**EPCRA RQ (lbs):** 100

> 100 | 30674-80-7 | Methacryloyloxyethyl Isocyanate |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methacryloyloxyethyl Isocyanate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methamidophos

**CAS No.:** 10265-92-6

**EPCRA TPQ (lbs):** 100/10,000

**EPCRA RQ (lbs):** 100

> 10265-92-6 | Methamidophos | | 100 | 100/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methamidophos — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methanamine, N-methyl-N-nitroso-

**CAS No.:** 62-75-9

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P082

**Regulatory categories:** 2,3,4

> Methanamine, N-methyl-N-nitroso- | 62-75-9 | 2,3,4 | P082 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methanamine, N-methyl-N-nitroso- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methanamine, N-methyl-

**CAS No.:** 124-40-3

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** U092

**Regulatory categories:** 1,4

> Methanamine, N-methyl- | 124-40-3 | 1,4 | U092 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methanamine, N-methyl- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methane, bromo-

**CAS No.:** 74-83-9

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** U029

**Regulatory categories:** 2,3,4

> Methane, bromo- | 74-83-9 | 2,3,4 | U029 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methane, bromo- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methane, chloro-

**CAS No.:** 74-87-3

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U045

**Regulatory categories:** 2,3,4

> Methane, chloro- | 74-87-3 | 2,3,4 | U045 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methane, chloro- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methane, chloromethoxy-

**CAS No.:** 107-30-2

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U046

**Regulatory categories:** 3,4

> Methane, chloromethoxy- | 107-30-2 | 3,4 | U046 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methane, chloromethoxy- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methane, dibromo-

**CAS No.:** 74-95-3

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** U068

**Regulatory categories:** 4

> Methane, dibromo- | 74-95-3 | 4 | U068 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methane, dibromo- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methane, dichloro-

**CAS No.:** 75-09-2

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** U080

**Regulatory categories:** 2,3,4

> Methane, dichloro- | 75-09-2 | 2,3,4 | U080 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methane, dichloro- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methane, dichlorodifluoro-

**CAS No.:** 75-71-8

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U075

**Regulatory categories:** 4

> Methane, dichlorodifluoro- | 75-71-8 | 4 | U075 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methane, dichlorodifluoro- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methane, iodo-

**CAS No.:** 74-88-4

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U138

**Regulatory categories:** 3,4

> Methane, iodo- | 74-88-4 | 3,4 | U138 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methane, iodo- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methane, isocyanato-

**CAS No.:** 624-83-9

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P064

**Regulatory categories:** 3,4

> Methane, isocyanato- | 624-83-9 | 3,4 | P064 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methane, isocyanato- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methane, oxybis(chloro-

**CAS No.:** 542-88-1

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P016

**Regulatory categories:** 3,4

> Methane, oxybis(chloro- | 542-88-1 | 3,4 | P016 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methane, oxybis(chloro- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methane, tetrachloro-

**CAS No.:** 56-23-5

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U211

**Regulatory categories:** 1,2,3,4

> Methane, tetrachloro- | 56-23-5 | 1,2,3,4 | U211 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methane, tetrachloro- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methane, tetranitro-

**CAS No.:** 509-14-8

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P112

**Regulatory categories:** 4

> Methane, tetranitro- | 509-14-8 | 4 | P112 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methane, tetranitro- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methane, tribromo-

**CAS No.:** 75-25-2

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U225

**Regulatory categories:** 2,3,4

> Methane, tribromo- | 75-25-2 | 2,3,4 | U225 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methane, tribromo- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methane, trichloro-

**CAS No.:** 67-66-3

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U044

**Regulatory categories:** 1,2,3,4

> Methane, trichloro- | 67-66-3 | 1,2,3,4 | U044 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methane, trichloro- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methane, trichlorofluoro-

**CAS No.:** 75-69-4

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U121

**Regulatory categories:** 4

> Methane, trichlorofluoro- | 75-69-4 | 4 | U121 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methane, trichlorofluoro- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methanesulfenyl chloride, trichloro-

**CAS No.:** 594-42-3

**CERCLA RQ (lbs):** 100

**RCRA waste number:** P118

**Regulatory categories:** 4

> Methanesulfenyl chloride, trichloro- | 594-42-3 | 4 | P118 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methanesulfenyl chloride, trichloro- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methanesulfonic acid, ethyl ester

**CAS No.:** 62-50-0

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U119

**Regulatory categories:** 4

> Methanesulfonic acid, ethyl ester | 62-50-0 | 4 | U119 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methanesulfonic acid, ethyl ester — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methanesulfonyl Fluoride

**CAS No.:** 558-25-8

**EPCRA TPQ (lbs):** 1,000

**EPCRA RQ (lbs):** 1,000

> 558-25-8 | Methanesulfonyl Fluoride | | 1,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methanesulfonyl Fluoride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methanethiol

**CAS No.:** 74-93-1

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U153

**Regulatory categories:** 1,4

> Methanethiol | 74-93-1 | 1,4 | U153 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methanethiol — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methanimidamide, N,N-dimethyl-N′-[2-methyl-4- [[(methylamino) carbonyl]oxy]phenyl]-

**CAS No.:** 17702-57-7

**CERCLA RQ (lbs):** 100

**RCRA waste number:** P197

**Regulatory categories:** 4

> Methanimidamide, N,N-dimethyl-N′-[2-methyl-4- [[(methylamino) carbonyl]oxy]phenyl]- | 17702-57-7 | 4 | P197 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methanimidamide, N,N-dimethyl-N′-[2-methyl-4- [[(methylamino) carbonyl]oxy]phenyl]- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methanimidamide, N,N-dimethyl-N′-[3-[[(methylamino)-carbonyl]oxy]phenyl]-, monohydrochloride

**CAS No.:** 23422-53-9

**CERCLA RQ (lbs):** 100

**RCRA waste number:** P198

**Regulatory categories:** 4

> Methanimidamide, N,N-dimethyl-N′-[3-[[(methylamino)-carbonyl]oxy]phenyl]-, monohydrochloride | 23422-53-9 | 4 | P198 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methanimidamide, N,N-dimethyl-N′-[3-[[(methylamino)-carbonyl]oxy]phenyl]-, monohydrochloride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methanol

**CAS No.:** 67-56-1

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U154

**Regulatory categories:** 3,4

> Methanol | 67-56-1 | 3,4 | U154 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methanol — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methapyrilene

**CAS No.:** 91-80-5

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U155

**Regulatory categories:** 4

> Methapyrilene | 91-80-5 | 4 | U155 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methapyrilene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methidathion

**CAS No.:** 950-37-8

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 500

> 950-37-8 | Methidathion | | 500 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methidathion — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methiocarb

**CAS No.:** 2032-65-7

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 10

> 2032-65-7 | Methiocarb | | 10 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methiocarb — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methiocarb

**CAS No.:** 2032-65-7

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P199

**Regulatory categories:** 1,4

> Methiocarb | 2032-65-7 | 1,4 | P199 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Methomyl

**CAS No.:** 16752-77-5

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 100

> 16752-77-5 | Methomyl | d | 100 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methomyl — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methomyl

**CAS No.:** 16752-77-5

**CERCLA RQ (lbs):** 100

**RCRA waste number:** P066

**Regulatory categories:** 4

> Methomyl | 16752-77-5 | 4 | P066 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Methoxychlor

**CAS No.:** 72-43-5

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U247

**Regulatory categories:** 1,3,4

> Methoxychlor | 72-43-5 | 1,3,4 | U247 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methoxychlor — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methoxyethylmercuric Acetate

**CAS No.:** 151-38-2

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 500

> 500/10,000 | 151-38-2 | Methoxyethylmercuric Acetate |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methoxyethylmercuric Acetate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl 2-Chloroacrylate

**CAS No.:** 80-63-7

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 500

> 500/10,000 | 80-63-7 | Methyl 2-Chloroacrylate |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methyl 2-Chloroacrylate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl alcohol

**CAS No.:** 67-56-1

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U154

**Regulatory categories:** 3,4

> Methyl alcohol | 67-56-1 | 3,4 | U154 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methyl alcohol — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl Bromide

**CAS No.:** 74-83-9

**EPCRA TPQ (lbs):** 1,000

**EPCRA RQ (lbs):** 1,000

> 74-83-9 | Methyl Bromide | f | 1,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methyl Bromide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl bromide

**CAS No.:** 74-83-9

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** U029

**Regulatory categories:** 2,3,4

> Methyl bromide | 74-83-9 | 2,3,4 | U029 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methyl bromide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl chloride

**CAS No.:** 74-87-3

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U045

**Regulatory categories:** 2,3,4

> Methyl chloride | 74-87-3 | 2,3,4 | U045 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methyl chloride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl chlorocarbonate

**CAS No.:** 79-22-1

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** U156

**Regulatory categories:** 4

> Methyl chlorocarbonate | 79-22-1 | 4 | U156 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methyl chlorocarbonate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl chloroform

**CAS No.:** 71-55-6

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** U226

**Regulatory categories:** 2,3,4

> Methyl chloroform | 71-55-6 | 2,3,4 | U226 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methyl chloroform — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl Chloroformate

**CAS No.:** 79-22-1

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 1,000

> 1,000 | 79-22-1 | Methyl Chloroformate | d | 1,000 | 500 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methyl Chloroformate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl ethyl ketone peroxide

**CAS No.:** 1338-23-4

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U160

**Regulatory categories:** 4

> Methyl ethyl ketone peroxide | 1338-23-4 | 4 | U160 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methyl ethyl ketone peroxide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl ethyl ketone

**CAS No.:** 78-93-3

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U159

**Regulatory categories:** 4

> Methyl ethyl ketone | 78-93-3 | 4 | U159 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methyl ethyl ketone — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl Hydrazine

**CAS No.:** 60-34-4

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 10

> 500 | 60-34-4 | Methyl Hydrazine | | 10 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methyl Hydrazine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl hydrazine

**CAS No.:** 60-34-4

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P068

**Regulatory categories:** 3,4

> Methyl hydrazine | 60-34-4 | 3,4 | P068 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methyl hydrazine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl iodide

**CAS No.:** 74-88-4

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U138

**Regulatory categories:** 3,4

> Methyl iodide | 74-88-4 | 3,4 | U138 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methyl iodide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl isobutyl ketone

**CAS No.:** 108-10-1

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U161

**Regulatory categories:** 3,4

> Methyl isobutyl ketone | 108-10-1 | 3,4 | U161 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methyl isobutyl ketone — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl Isocyanate

**CAS No.:** 624-83-9

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 10

> 10 | 500 | 624-83-9 | Methyl Isocyanate |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methyl Isocyanate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl isocyanate

**CAS No.:** 624-83-9

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P064

**Regulatory categories:** 3,4

> Methyl isocyanate | 624-83-9 | 3,4 | P064 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methyl isocyanate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl Isothiocyanate

**CAS No.:** 556-61-6

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 500

> 500 | 556-61-6 | Methyl Isothiocyanate |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methyl Isothiocyanate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl Mercaptan

**CAS No.:** 74-93-1

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 100

> 500 | 74-93-1 | Methyl Mercaptan | f | 100 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methyl Mercaptan — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl mercaptan

**CAS No.:** 74-93-1

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U153

**Regulatory categories:** 1,4

> Methyl mercaptan | 74-93-1 | 1,4 | U153 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methyl mercaptan — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl methacrylate

**CAS No.:** 80-62-6

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** U162

**Regulatory categories:** 1,3,4

> Methyl methacrylate | 80-62-6 | 1,3,4 | U162 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methyl methacrylate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl parathion

**CAS No.:** 298-00-0

**CERCLA RQ (lbs):** 100

**RCRA waste number:** P071

**Regulatory categories:** 1,4

> Methyl parathion | 298-00-0 | 1,4 | P071 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methyl parathion — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl Phenkapton

**CAS No.:** 3735-23-7

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 500

> 500 | 3735-23-7 | Methyl Phenkapton |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methyl Phenkapton — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl Phosphonic Dichloride

**CAS No.:** 676-97-1

**EPCRA TPQ (lbs):** 100

**EPCRA RQ (lbs):** 100

> 676-97-1 | Methyl Phosphonic Dichloride | a | 100 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methyl Phosphonic Dichloride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl tert-butyl ether

**CAS No.:** 1634-04-4

**CERCLA RQ (lbs):** 1000

**Regulatory categories:** 3

> Methyl tert-butyl ether | 1634-04-4 | 3 | | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methyl tert-butyl ether — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl Thiocyanate

**CAS No.:** 556-64-9

**EPCRA TPQ (lbs):** 10,000

**EPCRA RQ (lbs):** 10,000

> 556-64-9 | Methyl Thiocyanate | | 10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methyl Thiocyanate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyl Vinyl Ketone

**CAS No.:** 78-94-4

**EPCRA TPQ (lbs):** 10

**EPCRA RQ (lbs):** 10

> 10,000 | 78-94-4 | Methyl Vinyl Ketone |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methyl Vinyl Ketone — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methylene bromide

**CAS No.:** 74-95-3

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** U068

**Regulatory categories:** 4

> Methylene bromide | 74-95-3 | 4 | U068 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methylene bromide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methylene chloride

**CAS No.:** 75-09-2

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** U080

**Regulatory categories:** 2,3,4

> Methylene chloride | 75-09-2 | 2,3,4 | U080 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methylene chloride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methylene diphenyl diisocyanate

**CAS No.:** 101-68-8

**CERCLA RQ (lbs):** 5000

**Regulatory categories:** 3

> Methylene diphenyl diisocyanate | 101-68-8 | 3 | | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methylene diphenyl diisocyanate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methylmercuric Dicyanamide

**CAS No.:** 502-39-6

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 500

> 502-39-6 | Methylmercuric Dicyanamide | | 500 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methylmercuric Dicyanamide — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methylthiouracil

**CAS No.:** 56-04-2

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U164

**Regulatory categories:** 4

> Methylthiouracil | 56-04-2 | 4 | U164 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Methylthiouracil — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Methyltrichlorosilane

**CAS No.:** 75-79-6

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 500

> 500/10,000 | 75-79-6 | Methyltrichlorosilane |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Methyltrichlorosilane — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Metolcarb

**CAS No.:** 1129-41-5

**EPCRA TPQ (lbs):** 100/10,000

**EPCRA RQ (lbs):** 1,000

> 1129-41-5 | Metolcarb | | 1,000 | 100/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Metolcarb — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Metolcarb

**CAS No.:** 1129-41-5

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** P190

**Regulatory categories:** 4

> Metolcarb | 1129-41-5 | 4 | P190 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Mevinphos

**CAS No.:** 7786-34-7

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 10

> 7786-34-7 | Mevinphos | | 10 | 500 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Mevinphos — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mevinphos

**CAS No.:** 7786-34-7

**CERCLA RQ (lbs):** 10

**Regulatory categories:** 1

> Mevinphos | 7786-34-7 | 1 | | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Mexacarbate

**CAS No.:** 315-18-4

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 1,000

> 315-18-4 | Mexacarbate | d | 1,000 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Mexacarbate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mexacarbate

**CAS No.:** 315-18-4

**CERCLA RQ (lbs):** 1000

**RCRA waste number:** P128

**Regulatory categories:** 1,4

> Mexacarbate | 315-18-4 | 1,4 | P128 | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** Mitomycin C

**CAS No.:** 50-07-7

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 10

> 50-07-7 | Mitomycin C | | 10 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Mitomycin C — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mitomycin C

**CAS No.:** 50-07-7

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U010

**Regulatory categories:** 4

> Mitomycin C | 50-07-7 | 4 | U010 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>


**Substance:** MNNG

**CAS No.:** 70-25-7

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U163

**Regulatory categories:** 4

> MNNG | 70-25-7 | 4 | U163 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

MNNG — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Monocrotophos

**CAS No.:** 6923-22-4

**EPCRA TPQ (lbs):** 10/10,000

**EPCRA RQ (lbs):** 10

> 6923-22-4 | Monocrotophos | | 10 | 10/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Monocrotophos — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Monoethylamine

**CAS No.:** 75-04-7

**CERCLA RQ (lbs):** 100

**Regulatory categories:** 1

> Monoethylamine | 75-04-7 | 1 | | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Monoethylamine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Monomethylamine

**CAS No.:** 74-89-5

**CERCLA RQ (lbs):** 100

**Regulatory categories:** 1

> Monomethylamine | 74-89-5 | 1 | | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Monomethylamine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Muscimol

**CAS No.:** 2763-96-4

**EPCRA TPQ (lbs):** 500/10,000

**EPCRA RQ (lbs):** 1,000

> 2763-96-4 | Muscimol | | 1,000 | 500/10,000 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Muscimol — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Mustard Gas

**CAS No.:** 505-60-2

**EPCRA TPQ (lbs):** 500

**EPCRA RQ (lbs):** 500

> 505-60-2 | Mustard Gas | d | 500 |

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355>

Mustard Gas — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** n-Butyl alcohol

**CAS No.:** 71-36-3

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U031

**Regulatory categories:** 4

> n-Butyl alcohol | 71-36-3 | 4 | U031 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

n-Butyl alcohol — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** n-Butyl phthalate

**CAS No.:** 84-74-2

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U069

**Regulatory categories:** 1,2,3,4

> n-Butyl phthalate | 84-74-2 | 1,2,3,4 | U069 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

n-Butyl phthalate — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** N,N-Diethylaniline

**CAS No.:** 91-66-7

**CERCLA RQ (lbs):** 1000

**Regulatory categories:** 3

> N,N-Diethylaniline | 91-66-7 | 3 | | 1000 (454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

N,N-Diethylaniline — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** N,N′-Diethylhydrazine

**CAS No.:** 1615-80-1

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U086

**Regulatory categories:** 4

> N,N′-Diethylhydrazine | 1615-80-1 | 4 | U086 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

N,N′-Diethylhydrazine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** N,N-Dimethylaniline

**CAS No.:** 121-69-7

**CERCLA RQ (lbs):** 100

**Regulatory categories:** 3

> N,N-Dimethylaniline | 121-69-7 | 3 | | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

N,N-Dimethylaniline — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** N-Nitroso-N-ethylurea

**CAS No.:** 759-73-9

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U176

**Regulatory categories:** 4

> N-Nitroso-N-ethylurea | 759-73-9 | 4 | U176 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

N-Nitroso-N-ethylurea — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** N-Nitroso-N-methylurea

**CAS No.:** 684-93-5

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U177

**Regulatory categories:** 3,4

> N-Nitroso-N-methylurea | 684-93-5 | 3,4 | U177 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

N-Nitroso-N-methylurea — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** N-Nitroso-N-methylurethane

**CAS No.:** 615-53-2

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U178

**Regulatory categories:** 4

> N-Nitroso-N-methylurethane | 615-53-2 | 4 | U178 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

N-Nitroso-N-methylurethane — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** N-Nitrosodi-n-butylamine

**CAS No.:** 924-16-3

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U172

**Regulatory categories:** 4

> N-Nitrosodi-n-butylamine | 924-16-3 | 4 | U172 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

N-Nitrosodi-n-butylamine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** N-Nitrosodiethanolamine

**CAS No.:** 1116-54-7

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U173

**Regulatory categories:** 4

> N-Nitrosodiethanolamine | 1116-54-7 | 4 | U173 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

N-Nitrosodiethanolamine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** N-Nitrosodiethylamine

**CAS No.:** 55-18-5

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U174

**Regulatory categories:** 4

> N-Nitrosodiethylamine | 55-18-5 | 4 | U174 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

N-Nitrosodiethylamine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** N-Nitrosodimethylamine

**CAS No.:** 62-75-9

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P082

**Regulatory categories:** 2,3,4

> N-Nitrosodimethylamine | 62-75-9 | 2,3,4 | P082 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

N-Nitrosodimethylamine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** N-Nitrosodiphenylamine

**CAS No.:** 86-30-6

**CERCLA RQ (lbs):** 100

**Regulatory categories:** 2

> N-Nitrosodiphenylamine | 86-30-6 | 2 | | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

N-Nitrosodiphenylamine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** N-Nitrosomethylvinylamine

**CAS No.:** 4549-40-0

**CERCLA RQ (lbs):** 10

**RCRA waste number:** P084

**Regulatory categories:** 4

> N-Nitrosomethylvinylamine | 4549-40-0 | 4 | P084 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

N-Nitrosomethylvinylamine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** N-Nitrosomorpholine

**CAS No.:** 59-89-2

**CERCLA RQ (lbs):** 1

**Regulatory categories:** 3

> N-Nitrosomorpholine | 59-89-2 | 3 | | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

N-Nitrosomorpholine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** N-Nitrosopiperidine

**CAS No.:** 100-75-4

**CERCLA RQ (lbs):** 10

**RCRA waste number:** U179

**Regulatory categories:** 4

> N-Nitrosopiperidine | 100-75-4 | 4 | U179 | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

N-Nitrosopiperidine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** N-Nitrosopyrrolidine

**CAS No.:** 930-55-2

**CERCLA RQ (lbs):** 1

**RCRA waste number:** U180

**Regulatory categories:** 4

> N-Nitrosopyrrolidine | 930-55-2 | 4 | U180 | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

N-Nitrosopyrrolidine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** n-Propyl bromide (nPB)

**CAS No.:** 106-94-5

**CERCLA RQ (lbs):** 1

**Regulatory categories:** 3

> n-Propyl bromide (nPB) | 106-94-5 | 3 | | 1 (0.454)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

n-Propyl bromide (nPB) — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** n-Propylamine

**CAS No.:** 107-10-8

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U194

**Regulatory categories:** 4

> n-Propylamine | 107-10-8 | 4 | U194 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

n-Propylamine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Naled

**CAS No.:** 300-76-5

**CERCLA RQ (lbs):** 10

**Regulatory categories:** 1

> Naled | 300-76-5 | 1 | | 10 (4.54)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Naled — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Naphthalenamine, N,N′-bis(2-chloroethyl)-

**CAS No.:** 494-03-1

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U026

**Regulatory categories:** 4

> Naphthalenamine, N,N′-bis(2-chloroethyl)- | 494-03-1 | 4 | U026 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Naphthalenamine, N,N′-bis(2-chloroethyl)- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Naphthalene, 2-chloro-

**CAS No.:** 91-58-7

**CERCLA RQ (lbs):** 5000

**RCRA waste number:** U047

**Regulatory categories:** 2,4

> Naphthalene, 2-chloro- | 91-58-7 | 2,4 | U047 | 5000 (2270)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Naphthalene, 2-chloro- — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Naphthalene

**CAS No.:** 91-20-3

**CERCLA RQ (lbs):** 100

**RCRA waste number:** U165

**Regulatory categories:** 1,2,3,4

> Naphthalene | 91-20-3 | 1,2,3,4 | U165 | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Naphthalene — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)


**Substance:** Naphthenic acid

**CAS No.:** 1338-24-5

**CERCLA RQ (lbs):** 100

**Regulatory categories:** 1

> Naphthenic acid | 1338-24-5 | 1 | | 100 (45.4)

Source: <https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4>

Naphthenic acid — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)