Environmental Health & Safety Hazardous Materials / Wastes

Acutely Hazardous Waste List

The following list includes all listed Acutely Hazardous Wastes, according to the February 1998 Washington State Dangerous Waste Regulations.

NOTE: Acutely Hazardous Wastes can be accumulated to a maximum of one quart in a satellite accumulation area. At the time the maximum allowable volume has been reached, the material must be moved to a 90-day accumulation area within 3 days.

Discarded Chemical Products List

(WAC 173-303-9903) “P listed” Chemical Products

Hazardous Waste NumberSubstance
P023Acetaldehyde, chloro-
P002Acetamide, N-(aminothiomethyl)-
P057Acetamide, 2-fluoro-
P058Acetic acid, flouro-, sodium salt
P0021-Acetyl-2-thiourea
P003Acrolein
P070Aldicarb
P203Aldicarb sulfone
P004Aldrin
P005Allyl Alcohol
P006Aluminum phosphide
P0075-(Aminomethyl)-3-isoxazolol
P0084-Aminopyridine
P009Ammonium picrate
P119Ammonium vanadate
P099Argentate(1-), bis(cyano-c)-, potassium
P010Arsenic acid
P012Arsenic (III) oxide
P011Arsenic (V) oxide
P011Arsenic pentoxide
P012Arsenic trioxide
P038Arsine, diethyl-
P036Arsenous dichloride, phenyl
P054Aziridine
P067Aziridine, 2-methyl
P013Barium cyanide
P024Benzenamine, 4-chloro-
P077Benzenamine, 4-nitro-
P028Benzene, (chloromethyl)-
P0421,2-Benzenediol, 4-[1-hydroxy-2-(methylamino)ethyl]-
P046Benzeneethanamine, alpha,alpha-dimethyl-
P014Benzenethiol
P1277-Benzofuranol, 2,3-dihydro-2,2-dimethyl-, methylcarbamate.
P188Benzoic acid, 2-hydroxy-, compd. with (3aS-cis) -1,2,3,3a,8,8a -hexahydro-1, 3a, 8-trimethylpyrrolo[2,3-

b]indol-5-yl methylcarbamate ester (1:1).


P0012H-1-Benzopyran-2-one, 4-hydroxy-3-(3-oxo-1-phenylbutyl)-, & salts, when present at concentrations

greater than 0.3%


P028Benzyl chloride
P015Beryllium dust
P017Bromoacetone
P018Brucine
P0452-Butanone, 3,3-dimethyl-1-(methylthio)-,

O-[methylamino)carbonyl] oxime


P021Calcium cyanide
P189Carbamic acid, [(dibutylamino)- thio]methyl-, 2,3-dihydro-2,2-dimethyl- 7-benzofuranyl ester.
P191Carbamic acid, dimethyl-, 1-[(dimethyl-amino)carbonyl]- 5-methyl-1H- pyrazol-3-yl ester.
P192Carbamic acid, dimethyl-, 3-methyl-1- (1-methylethyl)-1H- pyrazol-5-yl ester.
P190Carbamic acid, methyl-, 3-methylphenyl ester.
P127Carbofuran.
P022Carbon disulfide
P095Carbonic dichloride
P189Carbosulfan
P023Chloroacetaldehyde
P024p-Chloroaniline
P0261-(o-Chlorophenyl)thiourea
P0273-Chloropropionitrile
P029Copper cyanide
P202m-Cumenyl methylcarbamate
P030Cyanides (soluble cyanide salts), not elsewhere specified
P031Cyanogen
P033Cyanogen chloride
P033Cyanogen chloride
P0342-cyclohexyl-4,6-dinitrophenol
P016Dichloromethyl ether
P036Dichlorophenylarsine
P037Dieldrin
P038Diethylarsine
P041Diethyl-p-nitrophenyl phosphate
P040O,O-Diethyl-O-parazenyl phosphorothioate
P043Diisopropylfluorophosphate (DFP)
P0041,4,5,8-Dimethanonaphthalene, 1,2,3,4,10,10-hexa- chloro-1,4,4a,5,8,8a,-hexahydro-, (1alpha,4alpha,4abeta,5alpha,8alpha,8abeta)
P0601,4,5,8-Dimethanonaphthalene, 1,2,3,4,10,10-hexa- chloro-1,4,4a,5,8,8a-hexahydro-, (1alpha,4alpha,4abeta,5beta,8beta,8abeta)
P0372,7:3,6-Dimethanonaphth [2,3-b] oxirene, 3, 4, 5, 6, 9, 9-hexachloro- 1a,2,2a,3,6,6a,7, 7a-octahydro-, (1aalpha, 2beta, 2aalpha, 3beta, 6beta, 6aalpha, 7beta, 7aalpha)
P0512,7:3,6-Dimethanonaphth [2,3-b]oxirene, 3,4,5, 6, 9, 9-hexachloro- 1a,2,2a,3,6,6a,7, 7a-octahydro-, (1aalpha, 2beta, 2abeta, 3alpha, 6alpha, 6abeta, 7beta, 7aalpha)-, & metabolites
P044Dimethoate
P046alpha, alpha-Dimethylphenethylamine
P191Dimetilan
P0474,6-Dinitro-o-cresol, & salts
P0482,4-Dinitrophenol
P020Dinoseb
P085Diphosphoramide, octamethyl-
P111Diphosphoric acid, tetraethyl ester
P039Disulfoton
P049Dithiobiuret
P1851,3-Dithiolane-2-carboxaldehyde, 2,4-dimethyl-, O- [(methylamino)- carbonyl]oxime.
P050Endosulfan
P088Endothall
P051Endrin
P042Epinephrine
P031Ethanedinitrile
P194Ethanimidothioc acid, 2-(dimethylamino)-N-[[(methylamino) carbonyl]oxy]-2-oxo-, methyl ester.
P066Ethanimidothioic acid, N-[(methylamino)carbonyl]oxy]-
,methyl ester
P101Ethyl cyanide
P054Ethyleneimine
P097Famphur
P056Fluorine
P057Fluoroacetamide
P058Fluoroacetic acid, sodium salt
P198Formetanate hydrochloride
P197Formparanate
P065Fulminic acid, mercury(II) salt
P059Heptachlor
P062Hexaethyl tetraphosphate
P068Hydrazine, methyl-
P116Hydrazinecarbothioamide
P063Hydrocyanic acid
P063Hydrogen cyanide
P096Hydrogen phosphide
P192Isolan
P2023-Isopropylphenyl N-methylcarbamate
P060Isodrin
P0073(2H)-Isoxazolone, 5-(aminomethyl)-
P196Manganese, bis(dimethylcarbamodithioato-S,S¢)-,
P196Manganese dimethyldithiocarbamate.
P092Mercury, (acetato-O)phenyl-
P065Mercury fulminate
P082Methanamine, N-methyl-N-nitroso
P064Methane, isocyanato
P016Methane, oxybis(chloro)-
P112Methane, tetranitro-
P118Methanethiol, trichloro-
P198Methanimidamide, N, N-dimethyl-N¢- [3-[ [(methylamino) -carbonyl]oxy]phenyl]-, monohydrochloride.
P197Methanimidamide, N, N-dimethyl-N¢- [2-methyl-4-[ [(methylamino) carbonyl]oxy]phenyl]
P0506,9-Methano-2,4,3-benzodioxathiepin, 6,7,8,9,10,10- hexachloro-1,5,5a,6,9,9a-hexahydro-, 3-oxide
P0594,7-Methano-1H-indene, 1,4,5,6,7,8,8-heptachloro-
3a,4,7,7a-tetrahydro-
P199Methiocarb
P066Methomyl
P068Methyl hydrazine
P064Methyl isocyanate
P0692-Methyllactonitrile
P071Methyl parathion
P190Metolcarb
P128Mexacarbate
P074Nickel (II) cyanide
P072alpha-Naphthylthiourea
P073Nickel carbonyl
P074Nickel cyanide
P075Nicotine, & salts
P076Nitric oxide
P077p-Nitroaniline
P076Nitrogen (II) oxide
P078Nitrogen (IV) oxide
P078Nitrogen dioxide
P081Nitroglycerine
P082N-Nitrosodimethylamine
P084N-Nitrosomethylvinylamine
P085Octamethylpyrophosphoramide
P087Osmium oxide
P087Osmium tetroxide
P0887-Oxabicyclo[2,2,1]heptane-2,3-dicarboxylic acid
P194Oxamyl
P089Parathion
P034Phenol, 2-cyclohexyl-4,6-dinitro-
P048Phenol, 2,4-dinitro-
P047Phenol, 2-methyl-4,6-dinitro, & salts
P020Phenol, 2-(1-methylpropyl)-4,6-dinitro
P009Phenol, 2,4,6-trinitro-, ammonium salt
P128Phenol, 4-(dimethylamino)-3,5-dimethyl-, methylcarbamate (ester).
P199Phenol, (3,5-dimethyl-4-(methylthio)-, methylcarbamate
P202Phenol, 3-(1-methylethyl)-, methyl carbamate.
P201Phenol, 3-methyl-5-(1-methylethyl)-, methyl carbamate.
P092Phenylmercury acetate
P093Phenylthiourea
P094Phorate
P095Phosgene
P096Phosphine
P041Phosphoric acid, diethyl 4-nitrophenyl ester
P039Phosphorodithioic acid, O,O-diethyl S-[2-(ethylthio)ethyl] ester
P094Phosphorothioic acid, O,O-diethyl S-
[(ethylthio)methyl] ester
P044Phosphorodithioic acid, O,O-dimethyl-S-
[2-(methylamino)-2-oxoethyl] ester
P043Phosphorofluoridic acid, bis(1-methylethyl) ester
P089Phosphorothioic acid, O,O-diethyl O-
(4-nitrophenyl)ester
P040Phosphorothioic acid, O,O-diethyl O-pyrazinyl ester
P097Phosphorothioic acid, O-[4-[(dimethylamino)sulfonyl]phenyl] O,O-dimethyl ester
P071Phosphorothioic acid, O,O,-dimethyl O-(4-nitrophenyl) ester
P204Physostigmine
P188Physostigmine salicylate
P110Plumbane, tetraethyl-
P098Potassium cyanide
P099Potassium silver cyanide
P201Promecarb
P070Propanal, 2-methyl-2-(methylthio)-O-
[(methylamino)carbonyl] oxime
P203Propanal, 2-methyl-2-(methyl-sulfonyl)-, O-[(methylamino)carbonyl] oxime.
P101Propanenitrile
P027Propanenitrile, 3-chloro-
P069Propanenitrile, 2-hydroxy-2-methyl-
P0811,2,3-Propanetriol, trinitrate-
P0172-Propanone, 1-bromo-
P102Propargyl alcohol
P0032-Propenal
P0052-Propen-1-ol
P0671,2-Propyleneimine
P1022-Propyn-1-ol
P0084-Pyridinamine
P075Pyridine,3-(1-methyl-2-pyrrolidinyl), (S-), and salts
P204Pyrrolo [2,3-b] indol-5-ol, 1, 2, 3, 3a, 8, 8a-hexahydro-1, 3a, 8-trimethyl-,

methylcarbamate (ester), (3aS-cis)-.


P114Selenious acid, dithallium(1+) salt
P103Selenourea
P104Silver cyanide
P105Sodium azide
P106Sodium cyanide
P018Strychnidin-10-one, 2-3-dimethoxy-
P108Strychnidin-10-one, and salts
P108Strychnine and salts
P115Sulfuric acid, dithallium (I) salt
P109Tetraethyl dithiopyrophosphate
P110Tetraethyl lead
P111Tetraethyl pyrophosphate
P112Tetranitromethane
P062Tetraphosphoric acid, hexaethyl ester
P113Thallic oxide
P114Thallium (I) selenite
P115Thallium (I) sulfate
P113Thallium (III) oxide
P109Thiodiphosphoric acid, tetramethyl ester
P045Thiofanox
P049Thioimidodicarbonic diamide
P014Thiophenol
P116Thiosemicarbazide
P026Thiourea, (2-chlorophenyl)-
P072Thiourea, 1-naphthalenyl-
P093Thiourea, phenyl-
P185Tirpate
P123Toxaphene
P123Toxaphene
P118Trichloromethanethiol
P119Vanadic acid, ammonium salt
P120Vanadium (V) oxide
P120Vanadium pentoxide
P084Vinylamine, N-methyl-N-nitroso
P001Warfarin & salts, when present at concentrations greater than 0.3%
P205Zinc, bis(dimethylcarbamodithioato-S,S')
P121Zinc cyanide
P122Zinc phosphide, when present at concentrations greater than 10%
P205Ziram
F020Wastes (except wastewater and spent carbon from hydrogen chloride purification) from the production or manufacturing use (as a reactant, chemical intermediate, or component in a formulating process) of tri- or tetrachlorophenol, or of intermediates used to produce their pesticide derivatives. (this listing does not include wastes from the production of hexachlorophene from highly purified 2,4,5-trichlorophenol)
F021Wastes (except wastewater and spent carbon from hydrogen chloride purification) from the production or manufacturing use (as a reactant, chemical intermediate, or component in a formulating process) of pentachlorophenol, or of intermediates to produce its derivatives
F022Wastes (except wastewater and spent carbon from hydrogen chloride purification) from the production or manufacturing use (as a reactant, chemical intermediate, or component in a formulating process) of tetra-, penta-, or hexachlorobenzenes under alkaline conditions
F023Wastes (except wastewater and spent carbon from hydrogen chloride purification) from the production or manufacturing use (as a reactant, chemical intermediate, or component in a formulating process) of tri- and tetrachlorophenols. (this listing does not include wastes from the production of hexachlorophene from highly purified 2,4,5-trichlorophenol)
F026Wastes (except wastewater and spent carbon from hydrogen chloride purification) from the production or manufacturing use (as a reactant, chemical intermediate, or component in a formulating process) of tetra-, penta-, or hexachlorobenzene under alkaline conditions.
F027Discarded unused formulations containing tri-, tetra-, or pentachlorophenol or discarded formulations containing compounds derived from these chlorophenols. (this listing does not include formulations containing hexachlorophene synthesized from prepurified 2,4,5-trichlorophenol as the sole component
Washington State University