The complete chemical list for the Clean Air Act 112r rules - free - by CAS number
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The complete chemical list for the Clean Air Act 112r rules - free - by CAS number
Risk Management Plans
CAA 112(r) List of Regulated Substances
by CAS Number
This is the list of chemicals that has been posted as CAA 112(r) List of Regulated Substances on the web.
Name on CAA 112(r) list
CAS #
TQ
Formaldehyde
50-00-0
15,000
Formaldehyde (solution)
50-00-0
15,000
1,1-Dimethyl hydrazine
57-14-7
15,000
Dimethylhydrazine
57-14-7
15,000
Hydrazine, 1,1-dimethyl-
57-14-7
15,000
Ethane, 1,1'-oxybis-
60-29-7
10,000
Ethyl ether
60-29-7
10,000
Hydrazine, methyl-
60-34-4
15,000
Methyl hydrazine
60-34-4
15,000
Chloroform
67-66-3
20,000
Methane, trichloro-
67-66-3
20,000
1-Propyne
74-99-7
10,000
Acetylene
74-86-2
10,000
Chloromethane
74-87-3
10,000
Ethane
74-84-0
10,000
Ethene
74-85-1
10,000
Ethylene
74-85-1
10,000
Ethyne
74-86-2
10,000
Hydrocyanic acid
74-90-8
2,500
Hydrogen cyanide
74-90-8
2,500
Methanamine
74-89-5
10,000
Methane
74-82-8
10,000
Methane, chloro-
74-87-3
10,000
Methanethiol
74-93-1
10,000
Methyl chloride
74-87-3
10,000
Methyl mercaptan
74-93-1
10,000
Monomethylamine
74-89-5
10,000
Propane
74-98-6
10,000
Propyne
74-99-7
10,000
Thiomethanol
74-93-1
10,000
1,1-Dichloroethylene
75-35-4
10,000
2-Propanamine
75-31-0
10,000
Acetaldehyde
75-07-0
10,000
Aziridine, 2-methyl
75-55-8
10,000
Carbon disulfide
75-15-0
20,000
Carbonic dichloride
75-44-5
500
Chloroethane
75-00-3
10,000
Cyclopropane
75-19-4
10,000
Difluoroethane
75-37-6
10,000
Dimethyldichlorosilane
75-78-5
5,000
Ethanamine
75-04-7
10,000
Ethane, 1,1-difluoro-
75-37-6
10,000
Ethane, chloro-
75-00-3
10,000
Ethanethiol
75-08-1
10,000
Ethene, 1,1-difluoro-
75-38-7
10,000
Ethene, chloro-
75-01-4
10,000
Ethene, 1,1-dichloro-
75-35-4
10,000
Ethene, fluoro-
75-02-5
10,000
Ethyl mercaptan
75-08-1
10,000
Ethyl chloride
75-00-3
10,000
Ethylene oxide
75-21-8
10,000
Isobutane
75-28-5
10,000
Isopropyl chloride
75-29-6
10,000
Isopropylamine
75-31-0
10,000
Methanamine, N,N-dimethyl-
75-50-3
10,000
Methyltrichlorosilane
75-79-6
5,000
Monoethylamine
75-04-7
10,000
Oxirane
75-21-8
10,000
Oxirane, methyl-
75-56-9
10,000
Phosgene
75-44-5
500
Plumbane, tetramethyl-
75-74-1
10,000
Propane, 2-chloro-
75-29-6
10,000
Propane, 2-methyl
75-28-5
10,000
Propylene oxide
75-56-9
10,000
Propyleneimine
75-55-8
10,000
Silane, tetramethyl-
75-76-3
10,000
Silane, trichloromethyl-
75-79-6
5,000
Silane, chlorotrimethyl-
75-77-4
10,000
Silane, dichlorodimethyl-
75-78-5
5,000
Tetramethyllead
75-74-1
10,000
Tetramethylsilane
75-76-3
10,000
Trimethylamine
75-50-3
10,000
Trimethylchlorosilane
75-77-4
10,000
Vinyl chloride
75-01-4
10,000
Vinyl fluoride
75-02-5
10,000
Vinylidene chloride
75-35-4
10,000
Vinylidene fluoride
75-38-7
10,000
1,3-Butadiene, 2-methyl-
78-79-5
10,000
Butane, 2-methyl-
78-78-4
10,000
Isobutyronitrile
78-82-0
20,000
Isopentane
78-78-4
10,000
Isoprene
78-79-5
10,000
Propanenitrile, 2-methyl-
78-82-0
20,000
Carbonochloridic acid,methylester
79-22-1
5,000
Ethaneperoxoic acid
79-21-0
10,000
Ethene, chlorotrifluoro-
79-38-9
10,000
Methyl chloroformate
79-22-1
5,000
Methyl chlorocarbonate
79-22-1
5,000
Peracetic acid
79-21-0
10,000
Trifluorochloroethylene
79-38-9
10,000
Benzene, 2,4-diisocyanato -1-methyl-
584-84-9
10,000
Benzene, 1,3-diisocyanato -2-methyl-
91-08-7
10,000
Toluene-2,6-diisocyanate
91-08-7
10,000
1-Butene
106-98-9
10,000
1,3-Butadiene
106-99-0
10,000
Butane
106-97-8
10,000
Epichlorohydrin
106-89-8
20,000
Oxirane, (chloromethyl)-
106-89-8
20,000
1-Butyne
107-00-6
10,000
1,2-Ethanediamine
107-15-3
20,000
2-Propenenitrile
107-13-1
20,000
2-Propenal
107-02-8
5,000
2-Butene
107-01-7
10,000
2-Propen-1-amine
107-11-9
10,000
2-Propen-1-ol
107-18-6
15,000
Acrolein
107-02-8
5,000
Acrylonitrile
107-13-1
20,000
Allyl alcohol
107-18-6
15,000
Allylamine
107-11-9
10,000
Chloromethyl methyl ether
107-30-2
5,000
Ethene, methoxy-
107-25-5
10,000
Ethyl cyanide
107-12-0
10,000
Ethyl acetylene
107-00-6
10,000
Ethylenediamine
107-15-3
20,000
Formic acid, methyl ester
107-31-3
10,000
Methane, chloromethoxy-
107-30-2
5,000
Methyl formate
107-31-3
10,000
Propanenitrile
107-12-0
10,000
Propionitrile
107-12-0
10,000
Vinyl methyl ether
107-25-5
10,000
Acetic acid ethenyl ester??
108-05-4
15,000
Acetic acid ethenyl ester
108-05-4
15,000
Carbonochloridic acid,1-methylethyl ester
108-23-6
15,000
Cyclohexanamine
108-91-8
15,000
Cyclohexylamine
108-91-8
15,000
Isopropyl chloroformate
108-23-6
15,000
Vinyl acetate??monomer?
108-05-4
15,000
Vinyl acetate monomer
108-05-4
15,000
1-Pentene
109-67-1
10,000
Carbonochloridic acid, propylester
109-61-5
15,000
Ethene, ethoxy-
109-92-2
10,000
Ethyl nitrite
109-95-5
10,000
Nitrous acid, ethyl ester
109-95-5
10,000
Pentane
109-66-0
10,000
Propyl chloroformate
109-61-5
15,000
Vinyl ethyl ether
109-92-2
10,000
Furan
110-00-9
5,000
Piperidine
110-89-4
15,000
1-Propene
115-07-1
10,000
1-Propene, 2-methyl-
115-11-7
10,000
2-Methylpropene
115-11-7
10,000
Methane, oxybis-
115-10-6
10,000
Methyl ether
115-10-6
10,000
Propene
115-07-1
10,000
Propylene
115-07-1
10,000
Ethene, tetrafluoro-
116-14-3
10,000
Tetrafluoroethylene
116-14-3
10,000
2-Butenal, (e)-
123-73-9
20,000
Crotonaldehyde, (E)-
123-73-9
20,000
Dimethylamine
124-40-3
10,000
Methanamine, N-methyl-
124-40-3
10,000
2-Propenenitrile, 2-methyl-
126-98-7
10,000
Methacrylonitrile
126-98-7
10,000
Aziridine
151-56-4
10,000
Ethyleneimine
151-56-4
10,000
Hydrazine
302-01-2
15,000
Boron trifluoride compound with methyl ether (1:1) 3
353-42-4
15,000
Boron, trifluoro[oxybis[methane]]-, (T-4)- 3
353-42-4
15,000
Cyanogen
460-19-5
10,000
Ethanedinitrile
460-19-5
10,000
1,2-Propadiene
463-49-0
10,000
2,2-Dimethylpropane
463-82-1
10,000
Carbon oxide sulfide (COS)
463-58-1
10,000
Carbonyl sulfide
463-58-1
10,000
Propadiene
463-49-0
10,000
Propane, 2,2-dimethyl-
463-82-1
10,000
1,3-Pentadiene
504-60-9
10,000
Cyanogen chloride
506-77-4
10,000
Cyanogen chloride ((CN)Cl)
506-77-4
10,000
Methane, tetranitro-
509-14-8
10,000
Tetranitromethane
509-14-8
10,000
Bis(chloromethyl) ether
542-88-1
1,000
Chloromethyl ether
542-88-1
1,000
Dichloromethyl ether
542-88-1
1,000
Methane, oxybis[chloro-
542-88-1
1,000
Methyl thiocyanate
556-64-9
20,000
Thiocyanic acid, methyl ester
556-64-9
20,000
1-Propene, 2-chloro-
557-98-2
10,000
2-Chloropropylene
557-98-2
10,000
2-Methyl-1-butene
563-46-2
10,000
3-Methyl-1-butene
563-45-1
10,000
Toluene-2,4-diisocyanate
584-84-9
10,000
1-Chloropropylene
590-21-6
10,000
1-Propene, 1-chloro-
590-21-6
10,000
2-Butene-cis
590-18-1
10,000
Methanesulfenyl chloride, trichloro-
594-42-3
10,000
Perchloromethyl mercaptan
594-42-3
10,000
Trichloromethanesulfenyl chloride
594-42-3
10,000
Bromotrifluoroethylene
598-73-2
10,000
Ethene, bromotrifluoro-
598-73-2
10,000
2-Butene, (E)
624-64-6
10,000
2-Butene-trans
624-64-6
10,000
Methane, isocyanato-
624-83-9
10,000
Methyl isocyanate
624-83-9
10,000
2-Pentene, (Z)-
627-20-3
10,000
2-Pentene, (E)-
646-04-8
10,000
1-Buten-3-yne
689-97-4
10,000
Vinyl acetylene
689-97-4
10,000
2-Propenoyl chloride
814-68-6
5,000
Acrylyl chloride
814-68-6
5,000
Hydrogen
1333-74-0
10,000
Dichlorosilane
4109-96-0
10,000
Silane, dichloro-
4109-96-0
10,000
2-Butenal
4170-30-3
20,000
Crotonaldehyde
4170-30-3
20,000
Sulfur dioxide (anhydrous)
7446-09-5
5,000
Sulfur trioxide
7446-11-9
10,000
Titanium chloride (TiCl4)(T-4)-
7550-45-0
2,500
Titanium tetrachloride
7550-45-0
2,500
Borane, trifluoro-
7637-07-2
5,000
Boron trifluoride
7637-07-2
5,000
Hydrochloric acid (conc 37% or greater)
7647-01-0
15,000
Hydrogen chloride (anhydrous)
7647-01-0
5,000
Hydrogen chloride (gas only)
7647-01-0
5,000
Ammonia (conc 20% or greater)
7664-41-7
20,000
Ammonia (anhydrous)
7664-41-7
10,000
Hydrofluoric acid (conc. 50% or greater)
7664-39-3
1,000
Hydrogen fluoride (anhydrous)
7664-39-3
1,000
Nitric acid (>= conc 80%)
7697-37-2
15,000
Phosphorous trichloride
7719-12-2
15,000
Phosphorus trichloride
7719-12-2
15,000
Bromine
7726-95-6
10,000
Chlorine
7782-50-5
2,500
Fluorine
7782-41-4
1,000
Hydrogen sulfide
7783-06-4
10,000
Hydrogen selenide
7783-07-5
500
Sulfur fluoride (SF4), (T-4)-
7783-60-0
2,500
Sulfur tetrafluoride
7783-60-0
2,500
Arsenous trichloride
7784-34-1
15,000
Arsine
7784-42-1
1,000
Chlorine monoxide
7791-21-1
10,000
Chlorine oxide
7791-21-1
10,000
Phosphine
7803-51-2
5,000
Silane
7803-62-5
10,000
Oleum (fuming sulfuric acid)
8014-95-7
10,000
Sulfuric acid (fuming)
8014-95-7
10,000
Sulfuric acid, mixture withsulfur trioxide
8014-95-7
10,000
Phosphorus oxychloride
10025-87-3
5,000
Phosphoryl chloride
10025-87-3
5,000
Silane, trichloro-
10025-78-2
10,000
Trichlorosilane
10025-78-2
10,000
Chlorine oxide (ClO2)
10049-04-4
1,000
Chlorine dioxide
10049-04-4
1,000
Nitric oxide
10102-43-9
10,000
Nitrogen oxide (NO)
10102-43-9
10,000
Borane, trichloro-
10294-34-5
5,000
Boron trichloride
10294-34-5
5,000
Iron carbonyl (Fe(CO)5), (TB-5-11)-
13463-40-6
2,500
Iron, pentacarbonyl-
13463-40-6
2,500
Nickel carbonyl
13463-39-3
1,000
Diborane
19287-45-7
2,500
Diborane(6)
19287-45-7
2,500
Butene
25167-67-3
10,000
Benzene, 1,3-diisocyanatomethyl-
26471-62-5
10,000
Toluene diisocyanate (unspecified isomer)
26471-62-5
10,000
Toluenediisocyanate(mixed isomers)
26471-62-5
10,000
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