epa list of extremely hazardous substances epa list of extremely hazardous substances this is the list of extremely hazardous substances defined in section 302 of the u.s. emergency planning and community right-to-know act (42 u.s.c. 11002). the list can be found as an appendix to 40 c.f.r. 355. updates as of 2006 can be seen on the federal register, 71 fr 47121 (august 16, 2006). the data were provided by the united states environmental protection agency (epa). a acetone cyanohydrin acetone thiosemicarbazide acrolein acrylamide acrylonitrile acryloyl chloride adiponitrile aldicarb aldrin allyl alcohol allylamine aluminum phosphide aminopterin amiton amiton oxalate ammonia amphetamine aniline aniline, 2,4,6-trimethyl- antimony pentafluoride antimycin a antu (alpha-naphthylthiourea) 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 dimethyl ether (1:1) bromadiolone bromine c cadmium oxide cadmium stearate calcium arsenate camphechlor cantharidin carbachol chloride carbamic acid, methyl-, o-(((2,4-dimethyl-1,3-dithiolan-2-yl)methylene)amino)- (tirpate) 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 colchicine coumaphos cresol, -o crimidine crotonaldehyde crotonaldehyde, (e)- 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 fluomine 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 fluoride hydrogen peroxide (conc > 52%) 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 n-nitrosodimethylamine norbormide o organorhodium complex 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-, o-ethyl o-(4-(methylthio)phenyl) ester phosphonothioic acid, methyl-, s-(2-(bis(1-methylethyl)amino)ethyl) o-ethyl ester phosphonothioic acid, methyl-, o-(4-nitrophenyl) o-phenyl ester phosphoric acid, dimethyl 4-(methylthio)phenyl ester phosphonothioic acid, o,o-dimethyl-s-(2-methylthio) ethyl ester phosphorus phosphorus oxychloride phosphorus pentachloride phosphorus trichloride physostigmine physostigmine, salicylate (1:1) 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 v valinomycin vinyl acetate monomer w warfarin warfarin sodium x xylylene dichloride z zinc phosphide