Known Hazardous and Extremely Hazardous Wastes

Summary: Use this chart to determine if your chemical waste is considered "hazardous" or "extremely hazardous" for disposal purposes. Click on the concentration for proper disposal procedures. If you don't find your chemical listed here, go to How to Identify Hazardous Chemical Waste for help making a hazardous waste determination.

Important: This list is for use by University of California, San Diego (UCSD) employees only.
Hazardous waste regulations may differ at other institutions and businesses.

Chemical Name

1   2  3   4   5   6   7 
A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  XYZ 
Chemical Abstract
Service Number
Extremely
Hazardous
Waste
Concentration
Hazardous
Waste
Concentration
1-(o-Chlorophenyl)thiourea
5344-82-1
ANY
ANY
1,1,1-Trichloro-2, -bis(p-methoxyphenyl)ethane
 
ANY
ANY
1,1a,2,2,3,3a,4,5,5,5a,5b,6-Dodecachlorooctahydro-1,3,4-metheno-1H-cyclobuta (cd) pentalene, Dechlorane
 
ANY
ANY
1,1a,3,3a,4,5,5,5a,5b,6-Decachloro--octahydro-1,2,4-metheno-2H-cyclobuta (cd) pentalen-2-one, chlorecone
 
ANY
ANY
1,1-Dimethylhydrazine
57-14-7
ANY
ANY
1,2,3,4,10,10-Hexachloro-6,7-epoxy-1,4,4,4a,5,6,7,8,8a-octahydro-1,4-endo-endo-5,8-dimethanonaph-thalene
 
ANY
ANY
1,2,3-Propanetriol, trinitrate
55-63-0
ANY
ANY
1,2,4,5,6,7,8,8-Octachloro-4,7-methano-3a,4,7,7a-tetra- hydro- indane
 
ANY
ANY
1,2-Benzenediol, 4-[1-hydroxy-2-(methylamino)ethyl]-
51-43-4
ANY
ANY
1,2-Dibromo-3-chloropropane
96-12-8
0.001%/wt
1,2-Propylenimine
75-55-8
ANY
ANY
1,3,4,5,6,7,8,8-Octachloro-1,3,3a,4,7,7a-hexahydro-4,7-methanoisobenzofuran
 
ANY
ANY
1,3-Dithiolane-2-carboxaldehyde, 2,4-dimethyl-, O- [(methylamino)-carbonyl]oxime
26419-73-8
ANY
ANY
1,4,5,8-Dimethanonaphthalene, 1,2,3,4,10,10-hexa- chloro-1,4,4a,5,8,8a,-hexahydro-,(1alpha,4alpha,4abeta,5alpha,8alpha,8 abeta)-
309-00-2
ANY
ANY
1,4,5,8-Dimethanonaphthalene, 1,2,3,4,10,10-hexa- chloro-1,4,4a,5,8,8a-hexahydro-,(1alpha,4alpha,4abeta,5beta,8beta,8abeta)-
465-73-6
ANY
ANY
1,4-Benzoquinone
 
ANY
ANY
1-Acetyl-2-thiourea
591-08-2
ANY
ANY
1-NA
 
ANY
ANY
Page top
2-(Diethoxyphosphinylimino)-1,3-dithio-lane
 
ANY
ANY
2,3,7,8-Tetrachlorodibenzo-p-dioxin
1746-01-6
ANY
ANY
2,3-Dihydro-2,2-dimethyl-7-benzofuranylmethylcarbamate
 
ANY
ANY
2,4,5-T
93-76-5
ANY
ANY
2,4,5-Trichlorophenoxyacetic acid
 
ANY
ANY
2,4-D, salts & esters
194-75-7
ANY
ANY
2,4-Dichlorophenoxyacetic acid
 
ANY
ANY
2,4-Dinitro-6-sec-butylphenol
 
ANY
ANY
2,4-Dinitrophenol
51-28-5
ANY
ANY
2,7:3,6-Dimethanonaphth[2,3-b]oxirene,3,4,5,6,9,9-hexachloro-1a,2,2a,3,6,6a,7,7a-octahydro-,alpha,7beta, 7aalpha)-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 
72-20-8
ANY
ANY
2-AAF  53-96-3 0.001%/wt
2-Acetylaminofluorene
53-96-3
0.001%/wt
2-Aminopyridine
 
ANY
ANY
2-Butanone, 3,3-dimethyl-1(methylthio)-, O-[methylamino)carbonyl] oxime
39196-18-4
ANY
ANY
2-Butenal
4170-30-3
ANY
ANY
2-Carbomethoxy-1-methylvinyldimethylphosphate
 
ANY
ANY
2-Chloro-1-(2,4-dichlorophenyl) vinyl diethyl phosphate
 
ANY
ANY
2-Chloro-2-diethyl--carbamoyl-1-methylvinyl dimethyl phosphate
 
ANY
ANY
2-Chloro-4,5-dimethylphenylmethyl-carbamate
 
ANY
ANY
2-Chloro-4-dimethylamino-6-methyl-pyrimidine
 
ANY
ANY
2-Cyclohexyl-4,6-dinitrophenol
131-89-5
ANY
ANY
2H-1-Benzopyran-2-one, 4-hydroxy-3-(3- oxo-1-phenylbutyl)-, & salts, when present at concentrations greater than 0.3%
81-81-2
ANY
ANY
2-Methyl-2(methylthio)propionaldehyde-O-(methylcarbamoyl) oxime
 
ANY
ANY
2-Methylaziridine
75-55-8
ANY
ANY
2-Methyllactonitrile
75-86-5
ANY
ANY
2-NA
 
ANY
ANY
2-Propanone, 1-bromo-
598-31-2
ANY
ANY
2-Propen-1-ol
107-18-6
ANY
ANY
2-Propenal
107-02-8
ANY
ANY
2-Propyn-1-ol
107-19-7
ANY
ANY
2-tert-Butyl-5-methyl-4,6-dinitro-phenyl acetate
 
ANY
ANY
Page top
3(2H)-Isoxazolone, 5-(aminomethyl)-
2763-96-4
ANY
ANY
3,3-Dichlorobenzidine and salts
91-94-1
0.001%/wt
3-[1-(2-Furanyl)-3-oxobutyl]1-4-hydroxy-2H-1-benzopyran-2-one
 
ANY
ANY
3-Bromo-1-propyne
 
ANY
ANY
3-Chloropropionitrile
542-76-7
ANY
ANY
3-Isopropylphenyl N-methylcarbamate
64-00-6
ANY
ANY
4-(Dimethylamino)-3,5-dimethylphenyl methylcarbamate
 
ANY
ANY
4,4'-Methylene bis(2-Chloroaniline)
101-14-4
ANY
ANY
4,6-Dinitro-o-cresol, & salts
534-52-1
ANY
ANY
4,7-Methano-1H-indene, 1,4,5,6,7,8,8-heptachloro-3a,4,7,7a-tetrahydro-
76-44-8
ANY
ANY
4-ADP
 92-67-1
0.001%/wt
4-Aminobiphenyl
92-67-1
0.001%/wt
4-Aminodiphenyl 92-67-1 0.1%/wt 0.001%/wt
4-Aminopyridine
504-24-5
ANY
ANY
4-Dimethylaminoazobenzene
60-11-7
0.001%/wt
4-Hydroxy-3-(1,2,3,4-tetrahydro-1-naphthalenyl)-2H-1-benzopyran-2-one
 
ANY
ANY
4-Nitrobiphenyl
92-93-3
ANY
ANY
4-Pyridinamine
504-24-5
ANY
ANY
5-(Aminomethyl)-3-isoxazolol
2763-96-4
ANY
ANY
6,9-Methano-2,4,3-benzodioxathiepin, 6,7,8,9,10,10- hexachloro-1,5,5a,6,9,9a-hexahydro-, 3-oxide
115-29-7
ANY
ANY
7-Benzofuranol, 2,3-dihydro-2,2-dimethyl-, methylcarbamate
1563-66-2
ANY
ANY
7-Oxabicyclo[2.2.1]heptane-2,3-dicarboxylic acid
145-73-3
ANY
ANY
Page top
Acetaldehyde, chloro-
107-20-0
ANY
ANY
Acetamide, 2-fluoro-
640-19-7
ANY
ANY
Acetamide, N-(aminothioxomethyl)-
591-08-2
ANY
ANY
Acetic acid, fluoro-, sodium salt
62-74-8
ANY
ANY
Acetyl chloride
75-36-5
ANY
Acrolein
107-02-8
ANY
Acrylonitrile
107-13-1
0.001%/wt
ACTIDIONE
 
ANY
ANY
Adiponitrile
 
ANY
ANY
AFL 1082
 
ANY
ANY
AGALLOL
 
ANY
ANY
Aldicarb
116-06-3
ANY
ANY
Aldicarb sulfone
1646-88-4
ANY
ANY
Aldrin
309-00-2
ANY
ANY
Alkyl aluminum chloride
 
ANY
ANY
Alkyl aluminum compounds
 
ANY
ANY
Allyl alcohol
107-18-6
ANY
ANY
Allyl trichlorosilane
 
ANY
ANY
alpha,alpha-Dimethylphenethylamine
122-09-8
ANY
ANY
alpha-Chloroacetophenone
 
ANY
ANY
alpha-Naphthylamine
134-32-7
ANY
ANY
alpha-Naphthylthiourea
86-88-4
ANY
ANY
Aluminum chloride (anhydrous)
 
ANY
ANY
Aluminum diethyl monochloride
 
ANY
ANY
Aluminum phosphide
20859-73-8
ANY
ANY
Ammonium arsenate
 
ANY
ANY
Ammonium bifluoride
 
ANY
ANY
Ammonium picrate
131-74-8
ANY
ANY
Ammonium vanadate
7803-55-6
ANY
ANY
Amyl trichlorosilane (and isomers)
 
ANY
ANY
ANIMERT V-101
 
ANY
ANY
Antimony pentachloride
 
ANY
ANY
Antimony pentafluoride
 
ANY
ANY
Aqualin
 
ANY
ANY
ARETAN
 
ANY
ANY
Argentate(1-), bis(cyano-C)-,potassium
506-61-6
ANY
ANY
Aroclor  1254 {PCBs}
11097-69-1
ANY
ANY
Aroclor 1260 {PCBs}
11096-82-5
ANY
ANY
Arsenic acid
7778-39-4
ANY
ANY
Arsenic bromide
7784-33-0
ANY
ANY
Arsenic chloride
 
ANY
ANY
Arsenic compounds
 
ANY
ANY
Arsenic disulfide
1303-32-8
ANY
ANY
Arsenic iodide
 
ANY
ANY
Arsenic oxide
1327-53-3
ANY
ANY
Arsenic pentaselenide
 
ANY
ANY
Arsenic pentoxide
1303-28-2
ANY
ANY
Arsenic sulfide
 
ANY
ANY
Arsenic tribromide
7784-33-0
ANY
ANY
Arsenic trichloride
7784-34-1
ANY
ANY
Arsenic trioxide
1327-53-3
ANY
ANY
Arsenious acid and salts
 
ANY
ANY
Arsenious oxide
 
ANY
ANY
Arsine, diethyl
692-42-2
ANY
ANY
Arsines
 
ANY
ANY
Arsonous dichloride, phenyl-
696-28-6
ANY
ANY
Askarel
 
ANY
ANY
Aziridine
151-56-4
ANY
ANY
Aziridine, 2-methyl-
75-55-8
ANY
ANY
AZODRIN, 3-Hydroxy-N-cis-crotonamide
 
ANY
ANY
Page top
BANOL
 
ANY
ANY
Barium cyanide
542-62-1
ANY
ANY
BAYER 25141
 
ANY
ANY
BAYER 25634
 
ANY
ANY
BCME
 542-88-1
0.001%/wt
Benzenamine, 4-chloro-
106-47-8
ANY
ANY
Benzenamine, 4-nitro-
100-01-6
ANY
ANY
Benzene hexachloride, BHC; 1,2,3,4,5,6-Hexachloro--cyclohexane
 
ANY
ANY
Benzene, (chloromethyl)-
100-44-7
ANY
ANY
Benzeneethanamine, alpha,alpha- dimethyl-
122-09-8
ANY
ANY
Benzenephosphorous dichloride