List of Extremely Hazardous Substances

This is a list of "Extremely Hazardous Substances" as defined by Section 302 of the U.S. Emergency Planning and Community Right-to-Know Act.

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A

* Acetone cyanohydrin
* Acetone thiosemicarbazide
* Acrolein
* Acrylamide
* Acrylonitrile
* Acryloyl chloride
* Adiponitrile
* Aldicarb
* Aldrin
* Allyl alcohol
* Allylamine
* Aluminum phosphide
* Aminopterin
* Amiton
* Amiton oxalate
* Ammonia
* Aniline
* Aniline, 2,4,6-trimethyl-
* Antimony pentafluoride
* Alpha-naphthyl thiourea (Antu)
* Arsenic pentoxide
* Arsenous oxide
* Arsenous trichloride
* Arsine
* Azinphos-ethyl
* Azinphos-methyl

B

* Benzal chloride
* Benzenamine, 3-(trifluoromethyl)-
* Benzenearsonic acid
* Benzimidazole, 4,5-dichloro-2-(trifluoromethyl)-
* Benzotrichloride
* Benzyl chloride
* Benzyl cyanide
* Bicyclo(2.2.1)heptane-2-carbonitrile
* Bis(chloromethyl) ketone
* Bitoscanate
* Boron trichloride
* Boron trifluoride
* Boron trifluoride compound with
* Bromadiolone
* Bromine

C

* Cadmium oxide
* Cadmium stearate
* Calcium arsenate
* Camphechlor
* Cantharidin
* Capsaicin (or any of the natural capsaicinoids besides nonivamide, though none are as potent as capsaicin)
* Carbachol chloride
* Carbamic acid,methyl-, o-(2,4-dimethyl-1)
* Carbofuran
* Carbon disulfide
* Carbophenothion
* Chlordane
* Chlorfenvinfos
* Chlorine
* Chlormephos
* Chlormequat chloride
* Chloroacetic acid
* 2-chloroethanol
* Chloroethyl chloroformate
* Chloroform
* Chloromethyl ether
* Chloromethyl methyl ether
* Chlorophacinone
* Chloroxuron
* Chlorthiophos
* Chromic chloride
* Cobalt carbonyl
* Cobalt, ((2,2'-(1,2-ethanediylbis))
* Colchicine
* Coumaphos
* Cresol, -o
* Crimidine
* Crotonaldehyde
* Crotonaldehyde, (e)-
* Cyanide
* Cyanogen bromide
* Cyanogen iodide
* Cyanophos
* Cyanuric fluoride
* Cycloheximide
* Cyclohexylamine

D

* Decaborane(14)
* Demeton
* Demeton-s-methyl
* Dialifor
* Diborane
* Dichloroethyl ether
* Dichloromethylphenylsilane
* Dichlorvos
* Dicrotophos
* Diepoxybutane
* Diethyl chlorophosphate
* Digitoxin
* Diglycidyl ether
* Digoxin
* Dimefox
* Dimethoate
* Dimethyl phosphorochloridothioate
* Dimethyl-p-phenylenediamine
* Dimethyldichlorosilane
* Dimethylhydrazine
* Dimetilan
* Dinitrocresol
* Dinoseb
* Dinoterb
* Dioxathion
* Diphacinone
* Disulfoton
* Dithiazanine iodide
* Dithiobiuret

E

* Endosulfan
* Endothion
* Endrin
* Epichlorohydrin
* EPN, or O-Ethyl-O-(4-nitrophenyl)phenylthiophosphonate
* Ergocalciferol
* Ergotamine tartrate
* Ethanesulfonyl chloride, 2-chloro-
* Ethanol, 1,2-dichloro-, acetate
* Ethion
* Ethoprophos
* Ethylbis(2-chloroethyl)amine
* Ethylene fluorohydrin
* Ethylene oxide
* Ethylenediamine
* Ethyleneimine
* Ethylthiocyanate

F

* Fenamiphos
* Fenitrothion
* Fensulfothion
* Fluenetil
* Fluorine
* Fluoroacetamide
* Fluoroacetic acid
* Fluoroacetyl chloride
* Fluorouracil
* Fonofos
* Formaldehyde
* Formaldehyde cyanohydrin
* Formetanate hydrochloride
* Formothion
* Formparanate
* Fosthietan
* Fuberidazole
* Furan

G

* Gallium trichloride

H

* Hexachlorocyclopentadiene
* Hexamethylenediamine, N,N'-dibutyl-
* Hydrazine
* Hydrocyanic acid
* Hydrogen chloride (gas only)
* Hydrogen cyanide
* Hydrogen fluoride
* Hydrogen selenide
* Hydrogen sulfide
* Hydroquinone

I

* Iron, pentacarbonyl-
* Isobenzan
* Isocyanic acid, 3,4-dichlorophenyl ester
* Isodrin
* Isophorone diisocyanate
* Isopropylmethylpyrazolyl dimethylcarbamate

L

* Lactonitrile
* Leptophos
* Lewisite
* Lindane
* Lithium hydride

M

* Malononitrile
* Manganese, tricarbonyl methylcyclopentadienyl
* Mechlorethamine
* Mercuric acetate
* Mercuric chloride
* Mercuric oxide
* Methacrolein diacetate
* Methacrylic anhydride
* Methacrylonitrile
* Methacryloyl chloride
* Methacryloyloxyethyl isocyanate
* Methamidophos
* Methanesulfonyl fluoride
* Methidathion
* Methiocarb
* Methomyl
* Methoxyethylmercuric acetate
* Methyl 2-chloroacrylate
* Methyl bromide
* Methyl chloroformate
* Methyl hydrazine
* Methyl isocyanate
* Methyl isothiocyanate
* Methyl phenkapton
* Methyl phosphonic dichloride
* Methyl thiocyanate
* Methyl vinyl ketone
* Methylmercuric dicyanamide
* Methyltrichlorosilane
* Metolcarb
* Mevinphos
* Mexacarbate
* Mitomycin C
* Monocrotophos
* Muscimol
* Mustard gas

N

* Nickel carbonyl
* Nicotine
* Nicotine sulfate
* Nitric oxide
* Nitrobenzene
* Nitrocyclohexane
* Nitrogen dioxide
* Nitrosodimethylamine
* Norbormide

O

* Organorhodium complex
* Osmium Tetroxide
* Ouabain
* Oxamyl
* Oxetane, 3,3-bis(chloromethyl)-
* Oxydisulfoton

P

* Paraquat
* Paraquat methosulfate
* Parathion
* Parathion-methyl
* Paris green
* Pentaborane
* Pentadecylamine
* Peracetic acid
* Perchloromethylmercaptan
* Phenol
* Phenol, 2,2'-thiobis(4-chloro-6-methyl)-
* Phenol, 3-(1-methylethyl)-, methylcarbamate
* Phenoxarsine, 10,10'-oxydi-
* Phenyl dichloroarsine
* Phenylhydrazine hydrochloride
* Phenylmercury acetate
* Phenylsilatrane
* Phenylthiourea
* Phosacetim
* Phosfolan
* Phosgene
* Phosmet
* Phosphamidon
* Phosphine
* Phosphonothioic acid, methyl-,
* Phosphonothioic acid, methyl-, o-ethyl
* Phosphonothioic acid, methyl-, s-(2-(bis(1-methylethyl)amino)ethyl)O-ethyl ester
* Phosphoric acid, dimethyl 4-(methylthio)
* Phosphorothioic acid, o,o-dimethyl
* Phosphorus
* Phosphorus oxychloride
* Phosphorus pentachloride
* Phosphorus pentoxide
* Phosphorus trichloride
* Physostigmine
*
* Picrotoxin
* Piperidine
* Pirimifos-ethyl
* Plutonium
* Polonium-210
* Potassium arsenite
* Potassium cyanide
* Potassium silver cyanide
* Promecarb
* Propargyl bromide
* Propionitrile
* Propionitrile, 3-chloro-
* Propiophenone, 4'-amino-
* Propyleneimine
* Prothoate
* Pyrene
* Pyridine, 4-amino-
* Pyridine, 4-nitro-, 1-oxide
* Pyriminil

R

* Ricin

S

* Salcomine
* Sarin
* Selenious acid
* Semicarbazide hydrochloride
* Silane, (4-aminobutyl)diethoxymethyl-
* Sodium arsenate
* Sodium azide
* Sodium cacodylate
* Sodium cyanide
* Sodium fluoroacetate
* Sodium pentachlorophenate
* Sodium selenate
* Sodium selenite
* Stannane, acetoxytriphenyl-
* Strychnine
* Strychnine sulfate
* Sulfotep
* Sulfoxide, 3-chloropropyl octyl
* Sulfur dioxide
* Sulfur tetrafluoride
* Sulfur trioxide
* Sulfuric acid

T

* Tabun
* Tellurium
* Tellurium hexafluoride
* TEPP
* Terbufos
* Tetraethyllead
* Tetraethyltin
* Tetranitromethane
* Thallium sulfate
* Thallous carbonate
* Thallous chloride
* Thallous malonate
* Thallous sulfate
* Thiocarbazide
* Thiofanox
* Thionazin
* Thiophenol
* Thiosemicarbazide
* Thiourea, (2-chlorophenyl)-
* Thiourea, (2-methylphenyl)-
* Titanium tetrachloride
* Toluene 2,4-diisocyanate
* Toluene 2,6-diisocyanate
* Trans-1,4-dichlorobutene
* Triamiphos
* Triazofos
* Trichloro(chloromethyl)silane
* Trichloro(dichlorophenyl)silane
* Trichloroacetyl chloride
* Trichloroethylsilane
* Trichloronate
* Trichlorophenylsilane
* Triethoxysilane
* Trimethylchlorosilane
* Trimethylolpropane phosphite
* Trimethyltin chloride
* Triphenyltin chloride
* Tris(2-chloroethyl)amine

U

* Uranium

V

* Valinomycin
* Vinyl acetate monomer

W

* Warfarin
* Warfarin sodium

X

* Xylylene dichloride

Z

* Zinc phosphide

References

* cite web | publisher = Environment Protection Agency | title = Extremely Hazardous Substances (EHS) Chemical Profiles and Emergency First Aid Guides | url = http://www.epa.gov/EPA-WASTE/1996/May/Day-07/pr-551.html