|
|
|
TOXIC Substances
Chemical Name |
CAS # |
Threshold
Quantity
(lbs) |
Basis
for
Listing |
|---|
|
Acrolein [2-Propenal] |
107-02-8 |
5,000 |
b |
|
Acrylonitrile [2-Propenenitrile] |
107-13-1 |
20,000 |
b |
|
Acrylyl chloride [2-Propenoyl chloride] |
814-68-6 |
5,000 |
b |
|
Allyl alcohol [2-Propen-1-ol] |
107-18-6 |
15,000 |
b |
|
Allylamine [2-Propen-1-amine] |
107-11-9 |
10,000 |
b |
|
Ammonia (anhydrous) |
7664-41-7 |
10,000 |
a, b |
|
Ammonia (conc 20% or greater) |
7664-41-7 |
20,000 |
a, b |
|
Arsenous trichloride |
7784-34-1 |
15,000 |
b |
|
Arsine |
7784-42-1 |
1,000 |
b |
|
Boron trichloride [Borane, trichloro-] |
10294-34-5 |
5,000 |
b |
|
Boron trifluoride [Borane, trifluoro-] |
7637-07-2 |
5,000 |
b |
|
Boron trifluoride compound with methyl ether (1:1) [Boron, trifluoro[oxybis[metane]]-, T-4- |
353-42-4 |
15,000 |
b |
|
Bromine |
7726-95-6 |
10,000 |
a, b |
|
Carbon disulfide |
75-15-0 |
20,000 |
b |
|
Chlorine |
7782-50-5 |
2,500 |
a, b |
|
Chlorine dioxide [Chlorine oxide (ClO2)] |
10049-04-4 |
1,000 |
c |
|
Chloroform [Methane, trichloro-] |
67-66-3 |
20,000 |
b |
|
Chloromethyl ether [Methane, oxybis[chloro-] |
542-88-1 |
1,000 |
b |
|
Chloromethyl methyl ether [Methane, chloromethoxy-] |
107-30-2 |
5,000 |
b |
|
Crotonaldehyde [2-Butenal] |
4170-30-3 |
20,000 |
b |
|
Crotonaldehyde, (E)- [2-Butenal, (E)-] |
123-73-9 |
20,000 |
b |
|
Cyanogen chloride |
506-77-4 |
10,000 |
c |
|
Cyclohexylamine [Cyclohexanamine] |
108-91-8 |
15,000 |
b |
|
Diborane |
19287-45-7 |
2,500 |
b |
|
Dimethyldichlorosilane [Silane, dichlorodimethyl-] |
75-78-5 |
5,000 |
b |
|
1,1-Dimethylhydrazine [Hydrazine, 1,1-dimethyl-] |
57-14-7 |
15,000 |
b |
|
Epichlorohydrin [Oxirane, (chloromethyl)-] |
106-89-8 |
20,000 |
b |
|
Ethylenediamine [1,2-Ethanediamine] |
107-15-3 |
20,000 |
b |
|
Ethyleneimine [Aziridine] |
151-56-4 |
10,000 |
b |
|
Ethylene oxide [Oxirane] |
75-21-8 |
10,000 |
a, b |
|
Fluorine |
7782-41-4 |
1,000 |
b |
|
Formaldehyde (solution) |
50-00-0 |
15,000 |
b |
|
Furan |
110-00-9 |
5,000 |
b |
|
Hydrazine |
302-01-2 |
15,000 |
b |
|
Hydrochloric acid (conc 37% or greater) |
7647-01-0 |
15,000 |
d |
|
Hydrocyanic acid |
74-90-8 |
2,500 |
a, b |
|
Hydrogen chloride (anhydrous) [Hydrochloric acid] |
7647-01-0 |
5,000 |
a |
|
Hydrogen fluoride/Hydrofluoric acid (conc 50% or greater) [Hydrofluoric acid] |
7664-39-3 |
1,000 |
a, b |
|
Hydrogen selenide |
7783-07-5 |
500 |
b |
|
Hydrogen sulfide |
7783-06-4 |
10,000 |
a, b |
|
Iron, pentacarbonyl- [Iron carbonyl (Fe(CO)5), (TB-5-11)-] |
13463-40-6 |
2,500 |
b |
|
Isobutyronitrile [Propanenitrile, 2-methyl-] |
78-82-0 |
20,000 |
b |
|
Isopropyl chloroformate [Carbonochloridic acid, 1-methylethyl ester] |
108-23-6 |
15,000 |
b |
|
Methacrylonitrile [2-Propenenitrile, 2-methyl-] |
126-98-7 |
10,000 |
b |
|
Methyl chloride [Methane, chloro-] |
74-87-3 |
10,000 |
a |
|
Methyl chloroformate [Carbonochloridic acid, methylester] |
79-22-1 |
5,000 |
b |
|
Methyl hydrazine [Hydrazine, methyl-] |
60-34-4 |
15,000 |
b |
|
Methyl isocyanate [Methane, isocyanato-] |
624-83-9 |
10,000 |
a, b |
|
Methyl mercaptan [Methanethiol] |
74-93-1 |
10,000 |
b |
|
Methyl thiocyanate [Thiocyanic acid, methyl ester] |
556-64-9 |
20,000 |
b |
|
Methyltrichlorosilane [Silane, trichloromethyl-] |
75-79-6 |
5,000 |
b |
|
Nickel carbonyl |
13463-39-3 |
1,000 |
b |
|
Nitric acid (conc 80% or greater) |
7697-37-2 |
15,000 |
b |
|
Nitric oxide [Nitrogen oxide (NO)] |
10102-43-9 |
10,000 |
b |
|
Oleum (Fuming Sulfuric acid) [Sulfuric acid, mixture with sulfur trioxide]1 |
8014-95-7 |
10,000 |
e |
|
Peracetic acid [Ethaneperoxoic acid] |
79-21-0 |
10,000 |
b |
|
Perchloromethylmercaptan [Methanesulfenyl chloride, trichloro-] |
594-42-3 |
10,000 |
b |
|
Phosgene [Carbonic dichloride] |
75-44-5 |
500 |
a, b |
|
Phosphine |
7803-51-2 |
5,000 |
b |
|
Phosphorus oxychloride [Phosphoryl chloride] |
10025-87-3 |
5,000 |
b |
|
Phosphorus trichloride [Phosphorous trichloride] |
7719-12-2 |
15,000 |
b |
|
Piperidine |
110-89-4 |
15,000 |
b |
|
Propionitrile [Propanenitrile] |
107-12-0 |
10,000 |
b |
|
Propyl chloroformate [Carbonochloridic acid, propylester] |
109-61-5 |
15,000 |
b |
|
Propyleneimine [Aziridine, 2-methyl-] |
75-55-8 |
10,000 |
b |
|
Propylene oxide [Oxirane, methyl-] |
75-56-9 |
10,000 |
b |
|
Sulfur dioxide (anhydrous) |
7446-09-5 |
5,000 |
a, b |
|
Sulfur tetrafluoride [Sulfur fluoride (SF4), (T-4)-] |
7783-60-0 |
2,500 |
b |
|
Sulfur trioxide |
7446-11-9 |
10,000 |
a, b |
|
Tetramethyllead [Plumbane, tetramethyl-] |
75-74-1 |
10,000 |
b |
|
Tetranitromethane [Methane, tetranitro-] |
509-14-8 |
10,000 |
b |
|
Titanium tetrachloride [Titanium chloride (TiCl4) (T-4)-] |
7550-45-0 |
2,500 |
b |
|
Toluene 2,4-diisocyanate [Benzene, 2,4-diisocyanato-1-methyl-]1 |
584-84-9 |
10,000 |
a |
|
Toluene 2,6-diisocyanate [Benzene, 1,3-diisocyanato-2-methyl-]1 |
91-08-7 |
10,000 |
a |
|
Toluene diisocyanate (unspecified isomer) [Benzene, 1,3-diisocyanatomethyl-]1 |
26471-62-5 |
10,000 |
a |
|
Trimethylchlorosilane [Silane, chlorotrimethyl-] |
75-77-4 |
10,000 |
b |
|
Vinyl acetate monomer [Acetic acid ethenyl ester] |
108-05-4 |
15,000 |
b |
Basis for Listing:
a - Mandated for listing by Congress.
b - On EHS list, vapor pressure 10 mmHg or greater.
c - Toxic gas
d - Toxicity of hydrogen chloride, potential to release hydrogen chloride, and history of accidents.
e - Toxicity of sulfur trioxide and sulfuric acid, potential to release sulfur trioxide, and history of accidents.
1 The mixture exemption in 40 CFR 68.115(b)(1) does not apply to the substance.
112 (r) Regulated Flammable Substances
|
FLAMMABLE Substances
Chemical Name |
CAS # |
Threshold
Quantity
(lbs) |
Basis
for
Listing |
|---|
|
Acetaldehyde |
75-07-0 |
10,000 |
g |
|
Acetylene [Ethyne] |
74-86-2 |
10,000 |
f |
|
Bromotrifluorethylene [Ethene, bromotrifluoro-] |
598-73-2 |
10,000 |
f |
|
1,3-Butadiene |
106-99-0 |
10,000 |
f |
|
Butane |
106-97-8 |
10,000 |
f |
|
1-Butene |
106-98-9 |
10,000 |
f |
|
2-Butene |
107-01-7 |
10,000 |
f |
|
Butene |
25167-67-3 |
10,000 |
f |
|
2-Butene-cis |
590-18-1 |
10,000 |
f |
|
2-Butene-trans [2-Butene, (E)] |
624-64-6 |
10,000 |
f |
|
Carbon oxysulfide [Carbon oxide sulfide (COS)] |
463-58-1 |
10,000 |
f |
|
Chlorine monoxide [Chlorine oxide] |
7791-21-1 |
10,000 |
f |
|
2-Chloropropylene [1-Propene, 2-chloro-] |
557-98-2 |
10,000 |
g |
|
1-Chloropropylene [1-Propene, 1-chloro-] |
590-21-6 |
10,000 |
g |
|
Cyanogen [Ethanedinitrile] |
460-19-5 |
10,000 |
f |
|
Cyclopropane |
75-19-4 |
10,000 |
f |
|
Dichlorosilane [Silane, dichloro-] |
4109-96-0 |
10,000 |
f |
|
Difluoroethane [Ethane, 1,1-difluoro-] |
75-37-6 |
10,000 |
f |
|
Dimethylamine [Methanamine, N-methyl-] |
124-40-3 |
10,000 |
f |
|
2,2-Dimethylpropane [Propane, 2,2-dimethyl-] |
463-82-1 |
10,000 |
f |
|
Ethane |
74-84-0 |
10,000 |
f |
|
Ethyl acetylene [1-Butyne] |
107-00-6 |
10,000 |
f |
|
Ethylamine [Ethanamine] |
75-04-7 |
10,000 |
f |
|
Ethyl chloride [Ethane, chloro-] |
75-00-3 |
10,000 |
f |
|
Ethylene [Ethene] |
74-85-1 |
10,000 |
f |
|
Ethyl ether [Ethane, 1,1'-oxybis-] |
60-29-7 |
10,000 |
g |
|
Ethyl mercaptan [Ethanethiol] |
75-08-1 |
10,000 |
g |
|
Ethyl nitrite [Nitrous acid, ethyl ester] |
109-95-5 |
10,000 |
f |
|
Hydrogen |
1333-74-0 |
10,000 |
f |
|
Isobutane [Propane, 2-methyl] |
75-28-5 |
10,000 |
f |
|
Isopentane [Butane, 2-methyl-] |
78-78-4 |
10,000 |
g |
|
Isoprene [1,3-Butadiene, 2-methyl-] |
78-79-5 |
10,000 |
g |
|
Isopropylamine [2-Propanamine] |
75-31-0 |
10,000 |
g |
|
Isopropyl chloride [Propane, 2-chloro-] |
75-29-6 |
10,000 |
g |
|
Methane |
74-82-8 |
10,000 |
f |
|
Methylamine [Methanamine] |
74-89-5 |
10,000 |
f |
|
3-Methyl-1-butene |
563-45-1 |
10,000 |
f |
|
2-Methyl-1-butene |
563-46-2 |
10,000 |
g |
|
Methyl ether [Methane, oxybis-] |
115-10-6 |
10,000 |
f |
|
Methyl formate [Formic acid, methyl ester] |
107-31-3 |
10,000 |
g |
|
2-Methylpropene [1-Propene, 2-methyl-] |
115-11-7 |
10,000 |
f |
|
1,3-Pentadiene |
504-60-9 |
10,000 |
f |
|
Pentane |
109-66-0 |
10,000 |
g |
|
1-Pentene |
109-67-1 |
10,000 |
g |
|
2-Pentene, (E)- |
646-04-8 |
10,000 |
g |
|
2-Pentene, (Z)- |
627-20-3 |
10,000 |
g |
|
Propadiene [1,2-Propadiene] |
463-49-0 |
10,000 |
f |
|
Propane |
74-98-6 |
* |
f |
|
Propylene [1-Propene] |
115-07-1 |
10,000 |
f |
|
Propyne [1-Propyne] |
74-99-7 |
10,000 |
f |
|
Silane |
7803-62-5 |
10,000 |
f |
|
Tetrafluoroethylene [Ethene, tetrafluoro-] |
116-14-3 |
10,000 |
f |
|
Tetramethylsilane [Silane, tetramethyl-] |
75-76-3 |
10,000 |
g |
|
Trichlorosilane [Silane, trichloro-] |
10025-78-2 |
10,000 |
g |
|
Trifluorochloroethylene [Ethene, chlorotrifluoro-] |
79-38-9 |
10,000 |
f |
|
Trimethylamine [Methanamine, N,N-dimethyl-] |
75-50-3 |
10,000 |
f |
|
Vinyl acetylene [1-Buten-3-yne] |
689-97-4 |
10,000 |
f |
|
Vinyl chloride [Ethene, chloro-] |
75-01-4 |
10,000 |
a, f |
|
Vinyl ethyl ether [Ethene, ethoxy-] |
109-92-2 |
10,000 |
g |
|
Vinyl fluoride [Ethene, fluoro-] |
75-02-5 |
10,000 |
f |
|
Vinylidene chloride [Ethene, 1,1-dichloro-] |
75-35-4 |
10,000 |
g |
|
Vinylidene fluoride [Ethene, 1,1-difluoro-] |
75-38-7 |
10,000 |
f |
|
Vinyl methyl ether [Ethene, methoxy-] |
107-25-5 |
10,000 |
f |
Basis for Listing:
a - Mandated for listing by Congress.
f - Flammable gas.
g - Volatile flammable liquid.
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