EPA Waste Codes (U-List)

Code

Description

U001

Acetaldehyde (I)

U001

Ethanol (I)

U002

2-Propanone (I)

U002

Acetone (I)

U003

Acetonitrile (I,T)

U004

Acetophenone

U004

Ethanone, 1-phenyl-

U005

2-Acetylaminofluorene

U005

Acetamide, N-9H-fluoren-2-yl

U006

Acetyl chloride (C,R,T)

U007

2-Propenamide

U007

Acrylamide

U008

2-Propenoic acid (I)

U008

Acrylic acid (I)

U009

2-Propenenitrile

U009

Acrylonitrile

U010

Azirino [2',3':3,4]pyrrolo[1,2-a]indole-4,7-dione,6-amino-8-[[(aminocarbonyl)oxy]methyl]-  1,1a,2,8,8a,8b-hexahydro-8a-methoxy-5-methyl-,[1aS-(1aalpha,8beta,8aalpha,8balpha)]-

U010

Mitomycin C

U011

1H-1,2,4-Triazol-3-amine

U011

Amitrole

U012

Aniline (I,T)

U012

Benzenamine (I,T)

U014

Auramine

U014

Benzenamine, 4,4'-carbonimidoylbis[N,N-dimethyl-

U015

Azaserine

U015

L-Serine, diazoacetate (ester)

U016

Benz[c]acridine

U017

Benzal chloride

U017

Benzene, (dichloromethyl)-

U018

Benz[a]anthracene

U019

Benzene (I,T)

U020

Benzenesulfonic acid choride (C,R)

U020

Benzenesulfonyl chloride (C,R)

U021

[1,1'-Biphenyl]-4,4'-diamine

U021

Benzidine

U022

Benzo[a]pyrene

U023

Benzene, (trichloromethyl)-

U023

Benzotrichloride (C,R,T)

U024

Dichloromethoxy ethane

U024

Ethane, 1,1'-[methylenebis(oxy)]bis[2-chloro-

U025

Dichloroethyl ether

U025

Ethane, 1,1'-oxybis[2-chloro-

U026

Chlornaphazin

U026

Naphthalenamine, N,N'-bis(2-chloroethyl)-

U027

Dichloroisopropyl ether

U027

Propane, 2,2'-oxybis[2-chloro-

U028

1,2-Benzenedicarboxylic acid, bis(2-ethylhexyl) ester

U028

Diethylhexyl phthalate

U029

Methane, bromo-

U029

Methyl bromide

U030

4-Bromophenyl phenyl ether

U030

Benzene, 1-bromo-4-phenoxy-

U031

1-Butanol (I)

U031

n-Butyl alcohol (I)

U032

Calcium chromate

U032

Chromic acid H2CrO4, calcium salt

U033

Carbon oxyfluoride (R,T)

U033

Carbonic difluoride

U034

Acetaldehyde, trichloro-

U034

Chloral

U035

Benzenebutanoic acid, 4-[bis(2-chloroethyl)amino]-

U035

Chlorambucil

U036

4,7-Methano-1H-indene,1,2,4,5,6,7,8,8-octachloro-2,3,3a,4,7,7a-hexahydro-

U036

Chlordane, alpha & gamma isomers

U037

Benzene, chloro-

U037

Chlorobenzene

U038

Benzeneacetic acid, 4-chloro-alpha-(4-chlorophenyl-alpha-hydroxy-, ethyl ester

U038

Chlorobenzilate

U039

p-Chloro-m-cresol

U039

Phenol, 4-chloro-3-methyl

U041

Epichlorohydrin

U041

Oxirane, (chloromethyl)-

U042

Ethene, (2-chloroethoxy)-

U043

Ethene, chloro-

U043

Vinyl chloride

U044

Chloroform

U044

Methane, trichloro-

U045

Methane, chloro- (I,T)

U045

Methyl chloride (I,T)

U046

Chloromethyl methyl ether

U046

Methane, chloromethoxy-

U047

beta-Chloronaphthalene

U047

Naphthalene, 2-chloro-

U048

o-Chlorophenol

U048

Phenol, 2-chloro-

U049

4-Chloro-o-toluidine, hydrochloride

U049

Benzenamine, 4-chloro-2-methyl-, hydrochloride

U050

Chrysene

U051

Creosote

U052

Cresol (Cresylic acid)

U052

Phenol, methyl-

U053

2-Butenal

U053

Crotonaldehyde

U055

Benzene, (1-methylethyl)-(I)

U055

Cumene (I)

U056

Benzene, hexahydro- (I)

U056

Cyclohexane (I)

U057

Cyclohexanone (I)

U058

2H-1,3,2-Oxazaphosphorin-2-amine,N,N-bis(2-chloroethyl)tetrahydro-,2-oxide

U058

Cyclophosphamide

U059

5,12-Naphthacenedione, 8-acetyl-10-[(3-amino-2,3,6-trideoxy)-alpha-L-lyxo-hexopyranosyl)oxy]-7,8,9,10-tetrahydro-6,8,11-trihydroxy- 1-methoxy-,(8S-cis)-

U059

Daunomycin

U060

Benzene, 1,1'-(2,2-dichloroethylidene)bis[4-chloro-

U060

DDD

U061

Benzene, 1,1'-(2,2,2-trichloroethylidene)bis[4-chloro-

U061

DDT

U062

Carbamothioic acid, bis(1-methlyethyl)-, S-(2,3-dichloro-2-propenyl) ester

U062

Diallate

U063

Dibenz[a,h]anthracene

U064

Benzo[rst]pentaphene

U064

Dibenzo[a,i]pyrene

U066

1,2-Dibromo-3-chloropropane

U066

Propane, 1,2-dibromo-3-chloro

U067

Ethane, 1,2-dibromo-

U067

Ethylene dibromide

U068

Methane, dibromo-

U068

Methylene bromide

U069

1,2-Benzenedicarboxylic acid, dibutyl ester

U069

Dibutyl phthalate

U070

Benzene, 1,2-dichloro-

U070

o-Dichlorobenzene

U071

Benzene, 1,3-dichloro-

U071

m-Dichlorobenzene

U072

Benzene, 1,4-dichloro-

U072

p-Dichlorobenzene

U073

[1,1'-Biphenyl]-4,4'-diamine,3,3'-dichloro-

U073

3,3'-Dichlorobenzidine

U074

1,4-Dichloro-2-butene (I,T)

U074

2-Butene, 1,4-dichloro- (I,T)

U075

Dichlorodifluoromethane

U075

Methane, dichlorodifluoro-

U076

Ethane, 1,1-dichloro-

U076

Ethylidene dichloride

U077

Ethane, 1,2- dichloro-

U077

Ethylene dichloride

U078

1,1-Dichloroethylene

U078

Ethene, 1,1-dichloro-

U079

1,2-Dichloroethylene

U079

Ethene, 1,2-dichloro-, (E)-

U080

Methane, dichloro-

U080

Methylene chloride

U081

2,4-Dichlorophenol

U081

Phenol, 2,4-dichloro-

U082

2,6-Dichlorophenol

U082

Phenol, 2,6-dichloro-

U083

Propane,1 2-dichloro

U083

Propylene dichloride

U084

1,3-Dichloropropene

U084

1-Propene, 1,3-ichloro-

U085

1,2:3,4-Diepoxybutane (I,T)

U085

2,2'-Bioxirane

U086

Hydrazine, 1,2-diethyl-

U086

N,N'-Diethylhydrazine

U087

O,O-Diethyl S-methyl dithiophosphate

U087

Phosphorodithioic acid, O,O-diethyl S-methyl ester

U088

1,2-Bezenedicarboxylic acid, diethyl ester

U088

Diethyl phthalate

U089

Diethylstilbesterol

U089

Phenol, 4,4'-(1,2-diethyl-1,2-ethenediyl)bis, (E)-

U090

1,3-Benzodioxole, 5-proply-

U090

Dihydrosafrole

U091

[1,1'-Biphenyl]-4,4'-diamine,3,3'-dimethoxy

U091

3,3'-Dimethoxybenzidine

U092

Dimethylamine (I)

U092

Methanamine, N-methyl- (I)

U093

Benzenamine, N,N-dimethyl-4-(phenylazo)-

U093

p-Dimethylaminoazobenzene

U094

7,12-Dimethylbenz[a]anthracene

U094

Benz[a]anthracene, 7,12-dimethyl-

U095

[1,1'-Biphenyl]-4,4'-diamine, 3,3'-dimethyl-

U095

3,3'-Dimethylbenzidine

U096

alpha, alpha-Dimethylbenzylhydroperoxide (R)

U096

Hydroperoxide, 1-methyl-1-phenylethyl (R)

U097

Carbamic chloride, dimethyl-

U097

Dimethylcarbamoyl chloride

U098

1,1-Dimethylhydrazine

U098

Hydrazine, 1,1-dimethyl

U099

1,2-Dimethylhydrazine

U099

Hydrazine, 1,1-dimethyl-

U101

2,4-Dimethylphenol

U101

Phenol, 2,4-dimethyl-

U102

1,2-Benzenedicarboxylic acid, dimethyl ester

U102

Dimethyl phthalate

U103

Dimethyl sulfate

U103

Sulfuric acid, dimethyl ester

U105

2,4-Dinitrotoluene

U105

Benzene, 1- methyl-2,4-dinitro-

U106

2,6-Dinitrotoluene

U106

Benzene, 2-methyl-1,3-dinitro-

U107

1,2-Benzenedicarboxylic acid, dioctyl ester

U107

Di-n-octyl phthalate

U108

1,4-Diethyleneoxide

U108

1,4-Dioxane

U109

1,2-Diphenylhydrazine

U109

Hydrazine, 1,2-diphenyl-

U110

1-Propanimine, N-propyl-(I)

U110

Dipropylamine (I)

U111

1-Propanamine, N-nitroso-N-propyl-

U111

Di-n-propylnitrosamine

U112

Acetic acid ethyl ester (I)

U112

Ethyl acetate (I)

U113

2-Propenoic acid, ethyl ester (I)

U113

Ethyl acrylate (I)

U114

Carbamodithioic acid, 1,2-ethanediy[bis-, salts & esters

U114

Ethylenebisdithiocarbamic acid, salts & esters

U115

Ethylene oxide (I,T)

U115

Oxirane (I,T)

U116

2-Imidazolidnethione

U116

Ethylenethiourea

U117

Ethane, 1,1'-oxybis-(I)

U117

Ethyl ether (I)

U118

2-Propenoic acid, 2-methyl-, ethyl ester

U118

Ethyl methacrylate

U119

Methanesulfonic acid, ethyl ester

U119

Ethyl methanesulfonate

U120

Fluoranthene

U121

Methane, trichlorofluoro-

U121

Trichloromonofluoromethane

U122

Formaldehyde

U123

Formic acid (C,T)

U124

Furan (I)

U124

Furfuran (I)

U125

2-Furancarboxaldehyde (I)

U125

Fufural (I)

U126

Glycidylaldehyde

U126

Oxiranecarboxyaldehyde

U127

Benzene, hexachloro-

U127

Hexachlorobenzene

U128

1,3-Butadiene, 1,1,2,3,4,4-hexachloro-

U128

Hexachlorobutadiene

U129

Cyclohexane, 1,2,3,4,5,6-hexachloro-, (1alpha,2alpha,3beta,4alpha,5alpha,6beta)-

U129

Lindane

U130

1,3-Cyclopentadiene, 1,2,3,4,5,5-hexachloro-

U130

Hexachlorocyclopentadiene

U131

Ethane, hexachloro-

U131

Hexachloroethane

U132

Hexachlorophene

U132

Phenol, 2,2'-methylenebis[3,4,6-trichloro-

U133

Hydrazine (R,T)

U134

Hydrofluoric acid (C,T)

U134

Hydrogen fluoride (C,T)

U135

Hydrogen sulfide

U135

Hydrogen sulfide H2S

U136

Arsenic acid, dimethyl-

U136

Cacodylic acid

U137

Indeno[1,2,3-cd]pyrene

U138

Methane, iodo-

U138

Methyl iodide

U140

1-Propanol, 2-methyl- (I,T)

U140

Isobutyl alcohol (I,T)

U141

1,3-Benzodioxole, 5-(1-propenyl)-

U141

Isosafrole

U142

1,3,4-Metheno-2H-cyclobuta[cd]pentalen-2-one, 1,1a,3,3a,4,5,5,5a,5b,6-decachlorooctahydro-

U142

Ketone

U143

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,   [1S-[1alpha(Z), 7(2S*,3R*),7aalpha]]-

U143

Lasiocarpine

U144

Acetic acid, lead(2+) salt

U144

Lead acetate

U145

Lead phospheate

U145

Phosphoric acid, lead(2+) salt (2:3)

U146

Lead subacetate

U146

Lead, bis(acetato-O)tetrahydroxytri-

U147

2,5-Furnandione

U147

Maleic anhydride

U148

3,6-Pyridazinedione, 1,2-dihydro-

U148

Maleic hydrazide

U149

Malononitrile

U149

Propanedinitrile

U150

L-Phenylalanine, 4-[bis(2-chloroethyl)amino]-

U150

Melaphalan

U151

Mercury

U152

2-Propenenitrile, 2-methyl- (I,T)

U152

Methacrylonitrile, (I,T)

U153

Methanethiol (I,T)

U153

Thiomethanol (I,T)

U154

Methanol (I)

U154

Methyl alcohol (I)

U155

1,2-Ethanediamine, N,N-dimethyl-N'-2-pyridinyl-N'-(2-thienylmethyl)-

U155

Methapyrilene

U156

Carbonochloridic acid, methyl ester (I,T)

U156

Methyl chlorocarbonate (I,T)

U157

3-Methylchloanthrene

U157

Benz[j]aceanthrylene, 1,2-dihydro-3-methyl-

U158

4,4'-Methylenebis(2-chloroaniline)

U158

Benzeneamine, 4,4'-methylenebis[2-chloro-

U159

2-Butanone (I,T)

U159

Methyl ethyl ketone (MEK) (I,T)

U160

2-Butanone, peroxide (R,T)

U160

Methyl ethyl ketone peroxide (R,T)

U161

4-Methyl-2-pentanone (I)

U161

Methyl isobutyl ketone (I)

U161

Pentanol, 4-methyl-

U162

2-Propenoic acid, 2-methyl-, methyl ester (I,T)

U162

Methyl methacrylate (I,T)

U163

Guanidine, N-methyl-N'-nitro-N-nitroso

U163

MNNG

U164

4(1H)-Pyrimidinone, 2,3-dihydro-6-methyl-2-thioxo-

U164

Methylthiouracil

U165

Naphthalene

U166

1,4-Naphthalenedione

U166

1,4-Naphthoquinone

U167

1-Naphthalenamine

U167

alpha-Naphthylamine

U168

2-Naphthalenamine

U168

beta-Naphthylamine

U169

Benzene, nitro-

U169

Nitrobenzene (I,T)

U170

p-Nitrophenol

U170

Phenol, 4-nitro-

U171

2-Nitropropane (I,T)

U171

Propane, 2-nitro- (I,T)

U172

1-Butanamine, N-butyl-N-nitroso-

U172

N-Nitrosodi-n-butylamine

U173

Ethanol, 2,2'-(nitrosoimino)bis-

U173

N-Nitrosodiethanolamine

U174

Ethanamine, N-ethyl-N-nitroso-

U174

N-Nitrosodiethylamine

U176

N-Nitroso-N-ethylurea

U176

Urea, N-ethyl-N-nitroso-

U177

N-Nitroso-N-methylurea

U177

Urea, N-methyl-N-nitroso-

U178

Carbamic acid, methylnitroso-, ethyl ester

U178

N-Nitroso-N-methylurethane

U179

N-Nitropiperidine

U179

Piperidine, 1-nitroso-

U180

N-Nitrosopyrrolidine

U180

Pyrrolidine, 1-nitroso-

U181

5-Nitro-o-toluidine

U181

Benzenamine, 2-methyl-5-nitro

U182

1,3,5-Trioxane, 2,4,-trimethyl-

U182

Paraldehyde

U183

Benzene, pentachloro-

U183

Pentachlorobezene

U184

Ethane, pentachloro-

U184

Pentachloroethane

U185

Benzene, pentachloronitro-

U185

Pentachloronitrobenzene (PCNB)

U186

1,3-Pentadiene (I)

U186

1-Methylbutadiene (I)

U187

Acetamide, N-(4-ethoxyphenyl)-

U187

Phenacetin

U188

Phenol

U189

Phosphorus sulfide (R)

U189

Sulfur phosphide (R)

U190

1,3-Isobenzofurandione

U190

Phthalic anhydride

U191

2-Picoline

U191

Pyridine, 2-methyl-

U192

Benzamide, 3,5-dichloro-N-(1,1-dimethyl-2-propynl)-

U192

Pronamide

U193

1,2-Oxathiolane, 2,2-dioxide

U193

1,3-Propane sultone

U194

1-Propanamine (I,T)

U194

n-Propylamine (I,T)

U196

Pyradine

U197

2,5-Cyclohexadiene-1,4-dione

U197

p-Benzoquinone

U200

Reserpine

U200

Yohimban-16-carboxylic acid, 11,17-dimethoxy-18-[(3,4,5-trimethoxybenoyl)oxy]-,methyl ester, (3beta,16beta,17alpha,18beta,20alpha)-

U201

1,3-Benzenediol

U201

Resorcinol

U202

1,2-Benzisothiazol-3(2H)-one, 1,1-dioxide, & salts

U202

Saccharin, & salts

U203

1,3-Benzodioxole, 5-(2-propenyl)-

U203

Safrole

U204

Selenious acid

U204

Selenium dioxide

U205

Selenium sulfide

U205

Selenium sulfide SeS2 (R,T)

U206

D-Glucose, 2-deoxy-2-[[(methylnitrosoamino)-carbonyl]amino]-

U206

Glucopyranose, 2-deoxy-2-(3-methyl-3-nitrosoureido)-,D-

U206

Streptozotocin

U207

1,2,4,5-Tetrachlorobenzene

U207

Benzene, 1,2,4,5-tetrachloro-

U208

1,1,1,2-Tetrachloroethane

U208

Ethane, 1,1,1,2-tetrachloro-

U209

1,1,2,2-Tetrachloroethane

U209

Ethane, 1,1,2,2-tetrachloro-

U210

Ethene, tetrachloro-

U210

Tetrachloroethylene

U211

Carbon tetrachloride

U211

Methane, tetrachloro-

U213

Furan, tetrahydro- (I)

U213

Tetrahydrofuran (I)

U214

Acetic acid, thallium(1+) salt

U214

Thallium(I) acetate

U215

Carbonic acid, dithallium(1+) salt

U215

Thallium(I) carbonate

U216

Thallium chloride Tlcl

U216

Thallium(I) chloride

U217

Nitric acid, thallium(1+) salt

U217

Thallium(I) nitrate

U218

Ethanethioamide

U218

Thioacetamide

U219

Thiourea

U220

Benzene, methyl-

U220

Toluene

U221

Benzenediamine, ar-methyl-

U221

Toluenediamine

U222

Benzenamine, 2-methyl-, hydrochloride

U222

o-Toluidine hydrochloride

U223

Benzene, 1,3-diisocyanatomethyl- (R,T)

U223

Toluene diisocyanate (R,T)

U225

Bromoform

U225

Methane, tribromo-

U226

Ethane, 1,1,1-trichloro-

U226

Methyl chloroform

U227

1,1,2-Trichloroethane

U227

Ethane, 1,1,2-trichloro-

U228

Ethene, trichloro-

U228

Trichloroethylene

U234

1,3,5-Trinitrobenzene (R,T)

U234

Benzene, 1,3,5-trinitro

U235

1-Propanol, 2,3-dibromo-, phosphate (3:1)

U235

Tris(2,3,-dibromopropyl) phosphate

U236

2,7-Naphthalenedisulfonic acid,3,3'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bix(azo)bis[5-amino-4-hydroxy]-,                    tetrasodium salt

U236

Trypan blue

U237

2,4-(1H,3H)-Pyrimidinedione, 5-[bis(2-chloroethyl)amino]-

U237

Uracil mustard

U238

Carbamic acid, ethyl ester

U238

Ethyl carbamate (urethane)

U239

Benzene, dimethyl- (I,T)

U239

Xylene (I)

U240

2,4-D, salts & esters

U240

Acetic acid, (2,4-dichlorophenoxy)-, salts & esters

U243

1-Propene, 1,1,2,3,3,3-hexachloro-

U243

Hexachloropropene

U244

Thioperoxydicarbonic diamide [(H2N)C(S)]2S2, tetramethyl-

U244

Thiram

U246

Cyanogen bromide (CN)Br

U247

Benzene, 1,1'-(2,2,2-trichloroethylidene)bis[4-methoxy-

U247

Methoxychlor

U248

2H-1-Benzopyran-2-one, 4-hydroxy-3-(3-oxo-1-phenyl-butyl)-, & salts, when present at concentrations of 0.3% or less

U249

Zinc phosphide Zn3P2, when present at concentrations of 10% or less

U328

Benzenamine, 2-methyl-

U328

o-Toluidine

U353

Benzenamine, 4-methyl-

U353

p-Toluidine

U359

Ethanol, 2-ethoxy-

U359

Ethylene glycol monoethyl ether