Washington Administrative Code › Title 246 - Health, Department of › RADIATION › Chapter 246-252 - Radiation protection - Uranium or thorium milling › Section 246-252-050 - Appendix A

Current through Register Vol. 24-14, July 15, 2024
Hazardous Constituents
Acetonitrile (Ethanenitrile)
Acetophenone (Ethanone, 1-phenyl)
3-(alpha-Acetonylbenzyl)-4-hydroxycoumarin and
								salts (Warfarin)
2-Acetylaminofluorene (Acetamide,
								N-(9H-fluoren-2-yl)-)
Acetyl chloride (Ethanoyl chloride)
1-Acetyl-2-thiourea (Acetamide,
								N-(aminothioxomethyl)-)
Acrolein (2-Propenal)
Acrylamide (2-Propenamide)
Acrylonitrile (2-Propenenitrile)
Aflatoxins
Aldrin
								(1,2,3,4,10,10-Hexachloro-1,4,4a,5,8,8a,8b-hexahydro-endo,
								exo-1,4:5,8-Dimethanonaphthalene)
Allyl alcohol (2-Propen-1-ol)
Aluminum phosphide
4-Aminobiphenyl ([1,1'-Biphenyl]-4-amine)
6-Amino-1,1a,2,8,8a,8b-hexahydro-8-(hydroxymethyl)-8a-methoxy-5-methyl-carbamate
								azirino[2',3':3,4] pyrrolo [1,2-a] indole-4,7-dione, (ester) (Mitomycin C)
								(Azirino[2'3':3,4] pyrrolo (1,2-a) indole-4,7-dione,
								6-amino-8-[((amino-cabonyl)oxy)methyl]-1,1a,2,8,8a,8b-hexahydro-8a
								methoxy-5-methy-)
5-(Aminomethyl)-3-isoxazolol (3(2H)-Isoxazolone,
								5-(aminomethyl)-) 4-Aminopyridine (4-Pyridinamine)
Amitrole (1H-1,2,4-Triazol-3-amine)
Aniline (Benzenamine)
Antimony and compounds, N.O.S.*
Aramite (Sulfurous acid, 2-chloroethyl-,
								2-[4-(1,1-dimethylethyl) phenoxy]-1-methylethyl ester)
Arsenic and compounds, N.O.S.*
Arsenic acid (Orthoarsenic acid)
Arsenic pentoxide (Arsenic (V) oxide)
Arsenic trioxide (Arsenic (III) oxide)
Auramine (Benzenamine, 4,4'-carbonimidoylbis
								[N,N-Dimethyl-, monohydrochloride)
Azaserine (L-Serine, diazoacetate (ester))
Barium and compounds, N.O.S.*
Barium cyanide
Benz[c]acridine (3,4-Benzacridine)
Benz[a]anthracene (1,2-Benzanthracene)
Benzene (Cyclohexatriene)
Benzenearsonic acid (Arsonic acid, phenyl-)
Benzene, dichloromethyl- (Benzal chloride)
Benzenethiol (Thiophenol)
Benzidine ([1,1'-Biphenyl]-4,4'diamine)
Benzo[b]fluoranthene (2,3-Benzofluoranthene)
Benzo[j]fluoranthene (7,8-Benzofluoranthene)
Benzo[a]pyrene (3,4-Benzopyrene)
p-Benzoquinone (1,4-Cyclohexadienedione)
Benzotrichloride (Benzene, trichloromethyl)
Benzyl chloride (Benzene, (chloromethyl)-)
Beryllium and compounds, N.O.S.*
Bis(2-chloroethoxy)methane (Ethane,
								1,1'-[methylenebis(oxy)]bis[2-chloro-])
Bis(2-chloroethyl) ether (Ethane,
								1,1'-oxybis[2-chloro-])
N,N-Bis(2-chloroethyl)-2-naphthylamine
								(Chlornaphazine)
Bis(2-chloroisopropyl) ether (Propane,
								2,2'-oxybis[2-chloro-])
Bis(chloromethyl) ether (Methane,
								oxybis[chloro-])
Bis(2-ethylhexyl) phthalate
								(1,2-Benzenedicarboxylic acid, bis(2-ethylhexyl) ester)
Bromoacetone (2-Propanone, 1-bromo-)
Bromomethane (Methyl bromide)
4-Bromophenyl phenyl ether (Benzene,
								1-bromo-4-phenoxy-)
Brucine (Strychnidin-10-one, 2,3-dimethoxy-)
2-Butanone peroxide (Methyl ethyl ketone,
								peroxide)
Butyl benzyl phthalate (1,2-Benzenedicarboxylic
								acid, butyl phenylmethyl ester)
2-sec-Butyl-4,6-dinitrophenol (DNBP) (Phenol,
								2,4-dinitro-6-(1-methyl-propyl)-)
Cadmium and compounds, N.O.S.*
Calcium chromate (Chromic acid, calcium
								salt)
Calcium cyanide
Carbon disulfide (Carbon bisulfide)
Carbon oxyfluoride (Carbonyl fluoride)
Chloral (Acetaldehyde, trichloro-)
Chlorambucil (Butanoic acid,
								4-[bis(2-chloroethyl)amino]benzene-)
Chlordane (alpha and gamma isomers)
								(4,7-Methanoindan, 1,2,4,5,6,7,8,8-octachloro-3,4,7,7a-tetrahydro-) (alpha and
								gamma isomers)
Chlorinated benzenes, N.O.S.*
Chlorinated ethane, N.O.S.*
Chlorinated fluorocarbons, N.O.S.*
Chlorinated naphthalene, N.O.S.*
Chlorinated phenol, N.O.S.*
Chloroacetaldehyde (Acetaldehyde, chloro-)
Chloroalkyl ethers, N.O.S.*
p-Chloroaniline (Benzenamine, 4-chloro-)
Chlorobenzene (Benzene, chloro-)
Chlorobenzilate (Benzeneacetic acid,
								4-chloro-alpha-(4-chlorophenyl)-alpha-hydroxy-, ethyl ester)
p-Chloro-m-cresol (Phenol,
								4-chloro-3-methyl)
1-Chloro-2,3-epoxypropane (Oxirane,
								2-(chloromethyl)-)
2-Chloroethyl vinyl ether (Ethene,
								(2-chloroethoxy)-)
Chloroform (Methane, trichloro-)
Chloromethane (Methyl chloride)
Chloromethyl methyl ether (Methane,
								chloromethoxy-)
2-Chloronaphthalene (Naphthalene,
								betachloro-)
2-Chlorophenol (Phenol, o-chloro-)
1-(o-Chlorophenyl)thiourea (Thiourea,
								(2-chlorophenyl)-)
3-Chloropropionitrile (Propanenitrile,
								3-chloro-)
Chromium and compounds, N.O.S.*
Chrysene (1,2-Benzphenanthrene)
Citrus red No. 2 (2-Naphthol,
								1-[(2,5-dimethoxyphenyl)azo]-)
Coal tars
Copper cyanide
Creosote (Creosote, wood)
Cresols (Cresylic acid) (Phenol, methyl-)
Crotonaldehyde (2-Butenal)
Cyanides (soluble salts and complexes),
								N.O.S.*
Cyanogen (Ethanedinitrile)
Cyanogen bromide (Bromide cyanide)
Cyanogen chloride (Chlorine cyanide)
Cycasin(beta-D-Glucopyranoside,
								(methyl-ONN-azoxy)methyl-)
2-Cyclohexyl-4,6-dinitrophenol (Phenol,
								2-cyclohexyl-4,6-dinitro-)
Cyclophosphamide (2H-1,3,2, -Oxazaphosphorine,
								[bis(2-chloroethyl) amino]-tetrahydro-,2-oxide)
Daunomycin (5,12-Naphthacenedione,
								(8S-cis)-8-acetyl-10-[(3-amino-2,3,6-trideoxy)-alpha-L-lyxo-hexopyranosyl)oxy]-7,8,9,10-tetrahydro-6,8,11-trihydroxy-1-methox
								y-)
DDD (Dichlorodiphenyldichloroethane) (Ethane,
								1,1-dichloro-2,2-bis(p-chlorophenyl)-)
DDE (Ethylene,
								1,1-dichloro-2,2-bis(4-chlorophenyl)-)
DDT (Dichlorodiphenyltrichloroethane) (Ethane,
								1,1,1-trichloro-2,2-bis(p-chlorophenyl)-)
Diallate (S-(2,3-dichloroallyl)
								diisopropylthiocarbamate)
Dibenz[a,h]acridine (1,2,5,6-Dibenzacridine)
Dibenz[a,j]acridine (1,2,7,8-Dibenzacridine)
Dibenz[a,h]anthracene
								(1,2,5,6-Dibenzanthracene)
7H-Dibenzo[c,g]carbazole
								(3,4,5,6-Dibenzcarbazole)
Dibenzo[a,e]pyrene (1,2,4,5-Dibenzpyrene)
Dibenzo[a,h]pyrene (1,2,5,6-Dibenzpyrene)
Dibenzo[a,i]pyrene (1,2,7,8-Dibenzpyrene)
1,2-Dibromo-3-chloropropane (Propane,
								1,2-dibromo-3-chloro-)
1,2-Dibromoethane (Ethylene dibromide)
Dibromomethane (Methylene bromide)
Di-n-butyl phthalate (1,2-Benzenedicarboxylic acid,
								dibutyl ester)
o-Dichlorobenzene (Benzene, 1,2-dichloro-)
m-Dichlorobenzene (Benzene, 1,3-dichloro-)
p-Dichlorobenzene (Benzene, 1,4-dichloro-)
Dichlorobenzene, N.O.S.* (Benzene, dichloro-,
								N.O.S.*)
3,3'-Dichlorobenzidine
								([1,1'-Biphenyl]-4,4'-diamine, 3,3'-dichloro-)
1,4-Dichloro-2-butene (2-Butene,
								1,4-dichloro-)
Dichlorodifluoromethane (Methane,
								dichlorodifluoro-)
1,1-Dichloroethane (Ethylidene dichloride)
1,2-Dichloroethane (Ethylene dichloride)
trans-1,2-Dichloroethene
								(1,2-Dichloroethylene)
Dichloroethylene, N.O.S.* (Ethene, dichloro-,
								N.O.S.*)
1,1-Dichloroethylene (Ethene, 1,1-dichloro-)
Dichloromethane (Methylene chloride)
2,4-Dichlorophenol (Phenol, 2,4-dichloro-)
2,6-Dichlorophenol (Phenol, 2,6-dichloro-)
2,4-Dichlorophenoxyacetic acid (2,4-D), salts and
								esters (Acetic acid, 2,4-dichlorophenoxy-, salts and esters)
Dichlorophenylarsine (Phenyl dichloroarsine)
Dichloropropane, N.O.S.* (Propane, dichloro-,
								N.O.S.*)
1,2-Dichloropropane (Propylene dichloride)
Dichloropropanol, N.O.S.* (Propanol, dichloro-,
								N.O.S.*)
Dichloropropene, N.O.S.* (Propene, dichloro-,
								N.O.S.*)
1,3-Dichloropropene (1-Propene,
								1,3-dichloro-)
Dieldin
								(1,2,3,4,10,10-hexachloro-6,7-epoxy-1,4,4a,5,6,7,8,8a-octa-hydro-endo,
								exo-1,4:5,8-Dimethanonaphthalene)
1,2:3,4-diepoxybutane (2,2'-Bioxirane)
Diethylarsine (Arsine, diethyl-)
N,N-Diethylhydrazine (Hydrazine,
								1,2-diethyl)
O,O-Diethyl S-methyl ester of phosphorodithioic
								acid (Phosphorodithioic acid, O,O-diethyl S-methyl ester)
O,O-Diethylphosphoric acid, O-p-nitrophenyl ester
								(Phosphoric acid, diethyl p-nitrophenyl ester)
Diethyl phthalate (1,2-Benzenedicarboxylic acid,
								diethyl ester)
O,O-Diethyl O-2-pyrazinyl phosphorothioate
								(Phosphorothioic acid, O,O-diethyl O-pyrazinyl ester)
Diethylstilbesterol (4,4'-Stilbenediol, alpha,
								alpha-diethyl, bis(dihydrogen phosphate, (E)-)
Dihydrosafrole (Benzene,
								1,2-methylenedioxy-4-propyl-)
3,4-Dihydroxy-alpha-(methylamino)methyl benzyl
								alcohol (1,2-Benzenediol, 4-[1-hydroxy-2-(methylamino)ethyl]-)
Dilsopropylfluorophosphate (DFP)
								(Phosphorofluoridic acid, bis(1-methylethyl) ester)
Dimethoate (Phosphorodithioic acid, O,O-dimethyl
								S-[2-(methylamino)-2-oxoethyl] ester)
3,3'-Dimethoxybenzidine
								([1,1'-Biphenyl]-4,4'-diamine, 3-3'-di-methoxy-)
p-Dimethylaminoazobenzene (Benzenamine,
								N,N-dimethyl-4-(pheny-lazo)-)
7,12-Dimethylbenz[a]anthracene (1,2-Benzanthracene,
								7,12-dimethyl-)
3,3'-Dimethylbenzidine
								([1,1'-Biphenyl]-4,4'-diamine, 3,3'-dimethyl-)
Dimethylcarbamoyl chloride (Carbamoyl chloride,
								dimethyl-)
1,1-Dimethylhydrazine (Hydrazine,
								1,1-dimethyl-)
1,2-Dimethylhydrazine (Hydrazine,
								1,2-dimethyl-)
3,3-Dimethyl-1-(methylthio)-2-butanone,
								O-[(methylamino) carbonyl] oxime (Thiofanox)
alpha, alpha-Dimethylphenethylamine (Ethanamine,
								1,1-dimethyl-2-phenyl-)
2,4-Dimethylphenol (Phenol, 2,4-dimethyl-)
Dimethyl phthalate (1,2-Benzenedicarboxylic acid,
								dimethyl ester)
Dimethyl sulfate (Sulfuric acid, dimethyl
								ester)
Dinitrobenzene, N.O.S.* (Benzene, dinitro-,
								N.O.S.*)
4,6-Dinitro-o-cresol and salts (Phenol,
								2,4-dinitro-6-methyl-, and salts)
2,4-Dinitrophenol (Phenol, 2,4-dinitro-)
2,4-Dinitrotoluene (Benzene,
								1-methyl-2,4-dinitro-)
2,6-Dinitrotoluene (Benzene,
								1-methyl-2,6-dinitro-)
Di-n-octyl phthalate (1,2-Benzenedicarboxylic acid,
								dioctyl ester)
1,4-Dioxane (1,4-Diethylene oxide)
Diphenylamine (Benzenamine, N-phenyl-)
1,2-Diphenylhydrazine (Hydrazine,
								1,2-diphenyl-)
Di-n-propylnitrosamine
								(N-Nitroso-di-n-propylamine)
Disulfoton (O,O-diethyl S-[2-(ethylthio)ethyl]
								phosphorodithioate)
2,4-Dithiobiuret (Thioimidodicarbonic
								diamide)
Endosulfan (5-Norbornene, 2,3-dimethanol,
								1,4,5,6,7,7-hexachloro-, cyclic sulfite)
Endrin and metabolites
								(1,2,3,4,10,10-hexachloro-6,7-epoxy-1,4,4a,5,6,7,8,8a-octahydro-endo,endo-1,4:5,8-dimethanonaphthalene,
								and metabolites)
Ethyl carbamate (Urethan) (Carbamic acid, ethyl
								ester)
Ethyl cyanide (propanenitrile)
Ethylenebisdithiocarbamic acid, salts and
								esters
(1,2-Ethanediylbiscarbamodithioic acid, salts and
								esters)
Ethyleneimine (Aziridine)
Ethylene oxide (Oxirane)
Ethylenethiourea (2-Imidazolidinethione)
Ethyl methacrylate (2-Propenoic acid, 2-methyl-,
								ethyl ester)
Ethyl methanesulfonate (Methanesulfonic acid, ethyl
								ester)
Fluoranthene (Benzo[j,k]fluorene)
Fluorine
2-Fluoroacetamide (Acetamide, 2-fluoro-)
Fluoroacetic acid, sodium salt (Acetic acid,
								fluoro-, sodium salt)
Formaldehyde (Methylene oxide)
Formic acid (Methanoic acid)
Glycidylaldehyde (1-Propanol-2,3-epoxy)
Halomethane, N.O.S.*
Heptachlor (4,7-Methano-1H-indene,
								1,4,5,6,7,8,8-heptachloro-3a,4,7,7a-tetrahydro-)
Heptachlor epoxide (alpha, beta, and gamma isomers)
								(4,7-Methano-1H-indene,
								1,4,5,6,7,8,8-heptachloro-2,3-epoxy-3a,4,7,7-tetrahydro-, alpha, beta, and
								gamma isomers)
Hexachlorobenzene (Benzene, hexachloro-)
Hexachlorobutadiene (1,3-Butadiene,
								1,1,2,3,4,4-hexachloro-)
Hexachlorocyclohexane (all isomers) (Lindane and
								isomers)
Hexachlorocyclopentadiene (1,3-Cyclopentadiene,
								1,2,3,4,5,5-hexachloro-)
Hexachloroethane (Ethane,
								1,1,1,2,2,2-hexachloro-)
1,2,3,4,10,10-Hexachloro-1,4,4a,5,8,8a-hexahydro-1,4:5,8-endo,
								endo-dimethanonaphthalene (Hexachlorohexa-hydro-endo,
								endo-dimethanonaphthalene)
Hexachlorphene
								(2,2'-Methylenebis(3,4,6-trichlorphenol)
Hexachloropropene (1-Propene,
								1,1,2,3,3,3-hexachloro-)
Hexaethyl tetraphosphate (Tetraphosphoric acid,
								hexaethyl ester)
Hydrazine (Diamine)
Hydrocyanic acid (Hydrogen cyanide)
Hydrofluoric acid (Hydrogen fluoride)
Hydrogen sulfide (Sulfur hydride)
Hydroxydimethylarsine oxide (Cacodylic acid)
Indeno (1,2,3-cd)pyrene
								(1,10-(1,2-phenylene)pyrene)
Iodomethane (Methyl iodide)
Iron dextran (Ferric dextran)
Isocyanic acid, methyl ester (Methyl
								isocyanate)
Isobutyl alcohol (1-Propanol, 2-methyl-)
Isosafrole (Benzene,
								1,2-methylenedioxy-4-allyl-)
Kepone
								(Decachlorooctahydro-1,3,4-Methano-2H-cyclobuta[cd]pentalen-2-one)
Lasiocarpine (2-Butenoic acid,
								2-methyl-,7-[(2,3-dihydroxy-2-(1-methoxyethyl)-3-methyl-1-oxobutoxy)methyl]-2,3,5,7a-tetrahydro-1H-pyrrolizin-1-yl
								ester)
Lead and compounds, N.O.S.*
Lead acetate (Acetic acid, lead salt)
Lead phosphate (Phosphoric acid, lead salt)
Lead subacetate (Lead,
								bis(acetato-0)tetrahydroxytri-)
Maleic anhydride (2,5-Furandione)
Maleic hydrazide
								(1,2-Dihydro-3,6-pyridazinedione)
Malononitrile (Propanedinitrile)
Melphalan (Alanine,
								3-[p-bis(2-chloroethyl)amino]phenyl-,L-)
Mercury fulminate (Fulminic acid, mercury
								salt)
Mercury and compounds, N.O.S.*
Methacrylonitrile (2-Propenenitrile,
								2-methyl-)
Methanethiol (Thiomethanol)
Methapyrilene (Pyridine,
								2-[(2-dimethylamino)ethyl]-2-thenylamino-)
Metholmyl (Acetimidic acid,
								N-[(methylcarbamoyl)oxy]thio-, methyl ester)
Methoxychlor (Ethane,
								1,1,1-trichloro-2,2'-bis(p-methoxyphenyl)-)
2-Methylaziridine (1,2-Propylenimine)
3-Methylcholanthrene (Benz[j]aceanthrylene,
								1,2-dihydro-3-methyl-)
Methyl chlorocarbonate (Carbonochloridic acid,
								methyl ester)
4,4'-Methylenebis(2-chloroaniline) (Benzenamine,
								4,4'-methylenebis-(2-chloro-)
Methyl ethyl ketone (MEK) (2-Butanone)
Methyl hydrazine (Hydrazine, methyl-)
2-Methyllactonitrile (Propanenitrile,
								2-hydroxy-2-methyl-)
Methyl methacrylate (2-Propenoic acid, 2-methyl-,
								methyl ester)
Methyl methanesulfonate (Methanesulfonic acid,
								methyl ester)
2-Methyl-2-(methylthio)propionaldehyde-o-(methylcarbonyl)
								oxime (Propanal, 2-methyl-2-(methylthio)-,
								0-[(methylamino)carbonyl]oxime)
N-Methyl-N'-nitro-N-nitrosoguanidine (Guanidine,
								N-nitroso-N-methyl-N'-nitro-)
Methyl parathion (0,0-dimethyl 0-(4-nitrophenyl)
								phosphorothioate)
Methylthiouracil (4-1H-Pyrimidinone,
								2,3-dihydro-6-methyl-2-thioxo-)
Molybdenum and compounds, N.O.S.*
Mustard gas (Sulfide, bis(2-chloroethyl)-)
Naphthalene
1,4-Naphthoquinone (1, 4-Naphthalenedione)
1-Naphthylamine (alpha-Naphthylamine)
2-Naphthylamine (beta-Naphthylamine)
1-Naphthyl-2-thiourea (Thiourea,
								1-naphthalenyl-)
Nickel and compounds, N.O.S.*
Nickel carbonyl (Nickel tetracarbonyl)
Nickel cyanide (Nickel (II) cyanide)
Nicotine and salts (Pyridine,
								(S)-3-(1-methyl-2-pyrrolidinyl)-, and salts)
Nitric oxide (Nitrogen (II) oxide)
p-Nitroaniline (Benzenamine, 4-nitro-)
Nitrobenzine (Benzene, nitro-)
Nitrogen dioxide (Nitrogen (IV) oxide)
Nitrogen mustard and hydrochloride salt
								(Ethanamine, 2-chloro-, N-(2-chloroethyl)-N-methyl-, and hydrochloride
								salt)
Nitrogen mustard N-Oxide and hydrochloride salt
								(Ethanamine, 2-chloro-N-(2-chloroethyl)-N-methyl-, and hydrochloride
								salt)
Nitroglycerine (1,2,3-Propanetriol,
								trinitrate)
4-Nitrophenol (Phenol, 4-nitro-)
4-Nitroquinoline-1-oxide (Quinoline,
								4-nitro-1-oxide-)
Nitrosamine, N.O.S.*
N-Nitrosodi-n-butylamine (1-Butanamine,
								N-butyl-N-nitroso-)
N-Nitrosodiethanolamine (Ethanol,
								2,2'-(nitrosoimino)bis-)
N-Nitrosodiethylamine (Ethanamine,
								N-ethyl-N-nitroso-)
N-Nitrosodimethylamine (Dimethylnitrosamine)
N-Nitroso-N-ethylurea (Carbamide,
								N-ethyl-N-nitroso-)
N-Nitrosomethylethylamine (Ethanamine,
								N-methyl-N-nitroso-)
N-Nitroso-N-methylurea (Carbamide,
								N-methyl-N-nitroso-)
N-Nitroso-N-methylurethane (Carbamic acid,
								methylnitroso-, ethyl ester)
N-Nitrosomethylvinylamine (Ethenamine,
								N-methyl-N-nitroso-)
N-Nitrosomorpholine (Morpholine, N-nitroso-)
N-Nitrosonornicotine (Nornicotine,
								N-nitroso-)
N-Nitrosopiperidine (Pyridine, hexahydro-,
								N-nitroso-)
Nitrosopyrrolidine (Pyrrole, tetrahydro-,
								N-nitroso-)
N-Nitrososarcosine (Sarcosine, N-nitroso-)
5-Nitro-o-toluidine (Benzenamine,
								2-methyl-5-nitro-)
Octamethylpyrophosphoramide (Diphosphoramide,
								octamethyl-)
Osmium tetroxide (Osmium (VIII) oxide)
7-Oxabicyclo[2.2.1]heptane-2,3-dicarboxylic acid
								(Endothal)
Paraldehyde (1,3,5-Trioxane,
								2,4,6-trimethyl-)
Parathlon (Phosphorothioic acid, 0,0-diethyl
								0-(p-nitrophenyl)ester)
Pentachlorobenzene (Benzene, pentachloro-)
Pentachloroethane (Ethane, pentachloro-)
Pentachloronitrobenzene (PCNB) (Benzene,
								pentachloronitro-)
Pentachlorophenol (Phenol, pentachloro-)
Phenacetin (Acetamide, N-(4-ethoxyphenyl)-)
Phenol (Benzene, hydroxy-)
Phenylenediamine (Benzenediamine)
Phenylmercury acetate (Mercury,
								acetatophenyl-)
N-Phenylthiourea (Thiourea, phenyl-)
Phosgene (Carbonyl chloride)
Phosphine (Hydrogen phosphide)
Phosphorodithioic acid, 0,0-diethyl
								S-[(ethylthio)methyl] ester (Phorate)
Phosphorothioic acid, 0,0-dimethyl
								0-[p-((dimethylamino)sulfonyl)phenyl] ester (Famphur)
Phthalic acid esters, N.O.S.* (Benzene, 1,
								2-dicarboxylic acid, esters, N.O.S.*)
Phthalic anhydride (1,2-Benzenedicarboxylic acid
								anhydride)
2-Picoline (Pyridine, 2-methyl-)
Polychlorinated biphenyl, N.O.S.*
Potassium cyanide
Potassium silver cyanide (Argentate(1-), dicyano-,
								potassium)
Pronamide
								(3,5-Dichloro-N-(1,1-dimethyl-2-propynyl)benzamide)
1,3-Propane sultone (1,2-Oxathiolane,
								2,2-dioxide)
n-Propylamine (1-Propanamine)
Propylthiouracil (Undecamethylenediamine,
								N,N'-bis(2-chlorobenzyl-), dihydrochloride)
2-Propyn-1-ol (Propargyl alcohol)
Pyridine
Radium -226 and -228
Reserpine (Yohimban-16-carboxylic acid,
								11,17-dimethoxy-18-[3,4,5-trimethoxybenzoyl)oxy]-, methyl ester)
Resorcinol (1,3-Benzenediol)
Saccharin and salts (1,2-Benzoisothiazolin-3-one,
								1,1-dioxide, and salts)
Safrole (Benzene,
								1,2-methylenedioxy-4-allyl-)
Selenious acid (Selenium dioxide)
Selenium and compounds, N.O.S.*
Selenium sulfide (Sulfur selenide)
Selenourea (Carbamimidoselenoic acid)
Silver and compounds, N.O.S.*
Silver cyanide
Sodium cyanide
Streptozotocin (D-Glucopyranose,
								2-deoxy-2-(3-methyl-3-nitro-soureido)-)
Strontium sulfide
Strychnine and salts (Strychnidin-10-one, and
								salts)
1,2,4,5-Tetrachlorobenzene (Benzene,
								1,2,4,5-tetrachloro-)
2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD)
								(Dibenzo-p-dioxin, 2,3,7,8-tetrachloro-)
Tetrachloroethane, N.O.S.* (Ethane, tetrachloro-,
								N.O.S.*)
1,1,1,2-Tetrachlorethane (Ethane,
								1,1,1,2-tetrachloro-)
1,1,2,2-Tetrachlorethane (Ethane,
								1,1,2,2-tetrachloro-)
Tetrachloroethane (Ethane,
								1,1,2,2-tetrachloro-)
Tetrachloromethane (Carbon tetrachloride)
2,3,4,6,-Tetrachlorophenol (Phenol,
								2,3,4,6-tetrachloro-)
Tetraethyldithiopyrophosphate (Dithiopyrophosphoric
								acid, tetraethyl-ester)
Tetraethyl lead (Plumbane, tetraethyl-)
Tetraethylpyrophosphate (Pyrophosphoric acid,
								tetraethyl ester)
Tetranitromethane (Methane, tetranitro-)
Thallium and compounds, N.O.S.*
Thallic oxide (Thallium (III) oxide)
Thallium (I) acetate (Acetic acid, thallium (I)
								salt)
Thallium (I) carbonate (Carbonic acid, dithallium
								(I) salt)
Thallium (I) chloride
Thallium (I) nitrate (Nitric acid, thallium (I)
								salt)
Thallium selenite
Thallium (I) sulfate (Sulfuric acid, thallium (I)
								salt)
Thioacetamide (Ethanethioamide)
Thiosemicarbazide (Hydrazinecarbothioamide)
Thiourea (Carbamide thio-)
Thiuram (Bis(dimethylthiocarbamoyl)
								disulfide)
Thorium and compounds, N.O.S.*, when producing
								thorium by-product material
Toluene (Benzene, methyl-)
Toluenediamine (Diaminotoluene)
o-Toluidine hydrochloride (Benzenamine, 2-methyl-,
								hydrochloride)
Tolylene diisocyanate (Benzene,
								1,3-diisocyanatomethyl-)
Toxaphene (Camphene, octachloro-)
Tribromomethane (Bromoform)
1,2,4-Trichlorobenzene (Benzene,
								1,2,4-trichloro-)
1,1,1-Trichloroethane (Methyl chloroform)
1,1,2-Trichloroethane (Ethane,
								1,1,2-trichloro-)
Trichloroethene (Trichloroethylene)
Trichloromethanethiol (Methanethiol,
								trichloro-)
Trichloromonoflouromethane (Methane,
								trichlorofluoro-)
2,4,5-Trichlorophenol (Phenol,
								2,4,5-trichloro-)
2,4,6-Trichlorophenol (Phenol,
								2,4,6-trichloro-)
2,4,5-Trichlorophenoxyacetic acid (2,4,5-T) (Acetic
								acid, 2,4,5-trichlorophenoxy-)
2,4,5-Trichlorophenoxypropionic acid (2,4,5-TP)
								(Silvex) (Propionoic acid, 2-(2,4,5-trichlorophenoxy)-)
Trichloropropane, N.O.S.* (Propane, trichloro-,
								N.O.S.*)
1,2,3-Trichloropropane (Propane,
								1,2,3-trichloro-)
0,0,0-Triethyl phosphorothioate (Phosphorothioic
								acid, 0,0,0-triethyl ester)
sym-Trinitrobenzene (Benzene,
								1,3,5-trinitro-)
Tris(1-azridinyl) phosphine sulfide (Phosphine
								sulfide, tris(1-aziridinyl-)
Tris(2,3-dibromopropyl) phosphate (1-Propanol,
								2,3-dibromo-, phosphate)
Trypan blue (2,7-Naphthalenedisulfonic acid,
								3,3'-[(3,3'-dimethyl (1,1'-biphenyl)-
								4,4'-diyl)bis(azo)]bis(5-amino-4-hydroxy-, tetrasodium salt)
Uracil mustard (Uracil
								5-[bis(2-chloroethyl)amino]-)
Uranium and compounds, N.O.S.*
Vanadic acid, ammonium salt (ammonium
								vanadate)
Vanadium pentoxide (Vanadium (V) oxide)
Vinyl chloride (Ethene, chloro-)
Zinc cyanide
Zinc phosphide
*
The abbreviation N.O.S. (not otherwise specified)
								signifies those members of the general class not specifically listed by name in
								this list.
Statutory Authority:
					 RCW
					 43.70.040. 91-02-049 (Order 121), recodified
					 as § 246-252-050, filed 12/27/90, effective 1/31/91. Statutory Authority:
					 RCW
					    70.98.080. 87-01-031 (Order 2450), §
					 402-52-300, filed 12/11/86.
Reviser's note:
The brackets and enclosed
					 material in the text of the above section occurred in the copy filed by the
					 agency.