Chemical Name |
CAS Number | Threshold Quantity (lbs.) |
Acrolein (2-Propenal) |
107-02-8 |
5,000 |
Acrylonitrile (2-Propenenitrile) |
107-13-1 |
20,000 |
Acrylyl chloride (2-Propenoyl chloride) |
814-68-6 |
5,000 |
Allyl alcohol (2-Propen-1-ol) |
107-18-6 |
15,000 |
Allylamine (2-Propen-1-amine) |
107-11-9 |
10,000 |
Ammonia (anhydrous) |
7664-41-7 |
10,000 |
Ammonia (concentration 20% or greater) |
7664-41-7 |
20,000 |
Arsenous trichloride |
7784-34-1 |
15,000 |
Arsine |
7784-42-1 |
1,000 |
Boron trichloride (Borane, trichloro-) |
10294-34-5 |
5,000 |
Boron trifluoride (Borane, trifluoro-) |
7637-07-2 |
5,000 |
Boron trifluoride compound with methyl ether (1:1) (Boron, trifluoro(oxybis(metane)) - , T-4- |
353-42-4 |
15,000 |
Bromine |
7726-95-6 |
10,000 |
Carbon disulfide |
75-15-0 |
20,000 |
Chlorine |
7782-50-5 |
2,500 |
Chlorine dioxide (Chlorine oxide (ClO2)) |
10049-04-4 |
1,000 |
Chloroform (Methane, trichloro-) |
67-66-3 |
20,000 |
Chloromethyl ether (Methane, oxybis (chloro-)) |
542-88-1 |
1,000 |
Chloromethyl methyl ether (Methane, chloromethoxy-) |
107-30-2 |
5,000 |
Crotonaldehyde (2-Butenal) |
4170-30-3 |
20,000 |
Crotonaldehyde, (E) - (2-Butenal, (E) -) |
123-73-9 |
20,000 |
Cyanogen chloride |
506-77-4 |
10,000 |
Cyclohexylamine (Cyclohexanamine) |
108-91-8 |
15,000 |
Diborane |
19287-45-7 |
2,500 |
Dimethyldichlorosilane (Silane, dichlorodimethyl - ) |
75-78-5 |
5,000 |
1,1-Dimethylhydrazine (Hydrazine, 1,1-dimethyl - ) |
57-14-7 |
15,000 |
Epichlorohydrin (Oxirane, (chloromethyl) - ) |
106-89-8 |
20,000 |
Ethylenediamine (1,2-Ethanediamine) |
107-15-3 |
20,000 |
Ethyleneimine (Aziridine) |
151-56-4 |
10,000 |
Ethylene oxide (Oxirane) |
75-21-8 |
10,000 |
Fluorine |
7782-41-4 |
1,000 |
Formaldehyde (solution) |
50-00-0 |
15,000 |
Furan |
110-00-9 |
5,000 |
Hydrazine |
302-01-2 |
15,000 |
Hydrochloric acid (concentration 37% or greater) |
7647-01-0 |
15,000 |
Hydrocyanic acid |
74-90-8 |
2,500 |
Hydrogen chloride (anhydrous) (Hydrochloric acid) |
7647-01-0 |
5,000 |
Hydrogen fluoride/Hydrofluoric acid (concentration 50% or greater (Hydrofluoric acid) |
7664-39-3 |
1,000 |
Hydrogen selenide |
2148909 |
500 |
Hydrogen sulfide |
2148878 |
10,000 |
Iron, pentacarbonyl- (Iron carbonyl (Fe(CO)5), (TB-5-11) - ) |
13463-40-6 |
2,500 |
Isobutyronitrile (Propanenitrile, 2-methyl - ) |
78-82-0 |
20,000 |
Isopropyl chloroformate (Carbonochloridic acid, 1-methylethyl ester) |
108-23-6 |
15,000 |
Methacrylonitrile (2-Propenenitrile, 2-methyl - ) |
126-98-7 |
10,000 |
Methyl chloride (Methane, chloro - ) |
74-87-3 |
10,000 |
Methyl chloroformate (Carbonochloridic acid, methylester) |
79-22-1 |
5,000 |
Methyl hydrazine (Hydrazine, methyl - ) |
60-34-4 |
15,000 |
Methyl isocyanate (Methane, isocyanato - ) |
624-83-9 |
10,000 |
Methyl mercaptan (Methanethiol) |
75-79-6 |
10,000 |
Methyl thiocyanate (Thiocyanic acid, methyl ester) |
556-64-9 |
20,000 |
Methyltrichlorosilane (Silane, trichloromethyl - ) |
75-79-6 |
5,000 |
Nickel carbonyl |
13463-39-3 |
1,000 |
Nitric acid (concentration 80% or greater) |
7697-37-2 |
15,000 |
Nitric oxide (Nitrogen oxide (NO)) |
10102-43-9 |
10,000 |
Oleum (Fuming sulfuric acid) (Sulfuric acid, mixture with sulfur trioxide)1 |
8014-95-7 |
10,000 |
Peracetic acid (Ethaneperoxoic acid) |
79-21-0 |
10,000 |
Perchloromethylmercaptan (Methanesulfenyl chloride, trichloro - ) |
594-42-3 |
10,000 |
Phosgene (Carbonic dichloride) |
75-44-5 |
500 |
Phosphine |
7803-51-2 |
5,000 |
Phosphorus oxychloride (Phosphoryl chloride) |
10025-87-3 |
5,000 |
Phosphorus trichloride (Phosphorous trichloride) |
2125683 |
15,000 |
Piperidine |
110-89-4 |
15,000 |
Propionitrile (Propanenitrile) |
107-12-0 |
10,000 |
Propyl chloroformate (Carbonochloridic acid, propylester) |
109-61-5 |
15,000 |
Propyleneimine (Aziridine, 2-methyl - ) |
75-55-8 |
10,000 |
Propylene oxide (Oxirane, methyl - ) |
75-56-9 |
10,000 |
Sulfur dioxide (anhydrous) |
7446-09-5 |
5,000 |
Sulfur tetrafluoride (Sulfur fluoride (SF4), (T-4) - ) |
7783-60-0 |
2,500 |
Sulfur trioxide |
7446-11-9 |
10,000 |
Tetramethyllead (Plumbane, tetramethyl - ) |
75-74-1 |
10,000 |
Tetranitromethane (Methane, tetranitro - ) |
509-14-8 |
10,000 |
Titanium tetrachloride (Titanium chloride (TiCl4) (T-4) - ) |
7550-45-0 |
2,500 |
Toluene 2,4-diisocyanate (Benzene, 2,4-diisocyanato-1-methyl - )1 |
584-84-9 |
10,000 |
Toluene 2,6-diisocyanate (Benzene, 1,3-diisocyanato-2-methyl - )1 |
91-08-7 |
10000.00 |
Toluene diisocyanate (unspecified isomer) (Benzene, 1,3-diisocyanatomethyl - )1 |
26471-62-5 |
10,000 |
Trimethylchlorosilane (Silane, chlorotrimethyl - ) |
75-77-4 |
10,000 |
Vinyl acetate monomer (Acetic acid ethenyl ester) |
108-05-4 |
15,000 |
1 The mixture exemption in 68.115(b)(1) does not apply to the substance
