Title 22 Hazardous Waste List

California Code of Regulations, Title 22 Section 66261.126)

Appendix X

A list of Chemical Names and Common Names for Hazardous Wastes and Hazardous Materials

This subdivision sets forth a list of chemicals which create a presumption that a waste is a hazardous waste. If a waste consists of or contains a chemical listed in this subdivision, the waste is presumed to be a hazardous waste Environmental Regulations of California unless it is determined that the waste is not a hazardous waste pursuant to the procedures set forth in section 66262.11. The hazardous characteristics which serve as a basis for listing the chemicals are indicated in the list as:

  • Toxic
  • Corrosive
  • Ignitable
  • Reactive
  • Extremely Hazardous

A chemical is identified as extremely hazardous waste unless it does not exhibit any of the criteria set forth in section 66261.110 and section 66261.113.

  1. Acetaldehyde: Toxic & Ignitable
  2. Acetic acid: Toxic, Corrosiveorrosive & Ignitable
  3. Acetone, Propanone: Ignitable
  4. Acetone cyanohydrin: Toxic (Extremely Hazardous)
  5. Acetonitrile: Toxic & Ignitable
  6. 2-Acetylaminofluorene, 2-AAF: Toxic (Extremely Hazardous)
  7. Acetyl benzoyl perotoxicide: Toxic, Ignitable & Reactive
  8. Acetyl chloride: Toxic & Corrosiveorrosive, Reactive (Extremely Hazardous)
  9. Acetyl peroxide: Toxic, Ignitable & Reactive
  10. Acridine: Toxic
  11. Acrolein, Aqualin: Toxic, Ignitable (Extremely Hazardous)
  12. Acrylonitrile: Toxic, Ignitable (Extremely Hazardous)
  13. Adiponitrile: Toxic (Extremely Hazardous)
  14. Aldrin; 1,2,3,4,10,10-Hexachloro-1,4,4a,5,8,8a-hexahydro-1,4,5,8-endo-exodimethanonaphthlene : Toxic (Extremely Hazardous)
  15. Alkyl aluminum chloride: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  16. Alkyl aluminum compounds: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  17. Allyl alcohol, 2-Propen-l-ol: Toxic & Ignitable
  18. Allyl bromide, 3-Bromopropene: Toxic & Ignitable
  19. Allyl chloride, 3-Chloropropene: Toxic & Ignitable
  20. Allyl chlorocarbonate, Allyl chloroformate: Toxic & Ignitable
  21. Allyl trichlorosilane: Toxic, Corrosiveorrosive, Ignitable & Reactive (Extremely Hazardous)
  22. Aluminum (powdeReactive): Ignitable
    1. Aluminum chloride: Toxic & Corrosive
    2. Aluminum chloride (anhydrous): Toxic, Corrosive & Reactive (Extremely Hazardous)
  23. Aluminum fluoride: Toxic & Corrosive
  24. Aluminum nitrate: Toxic & Ignitable
  25. Aluminum phosphide, PHOSTOXIN: Toxic, Ignitable & Reactive (Extremely Hazardous)
  26. 4-Aminodiphenyl, 4-ADP: Toxic (Extremely Hazardous)
  27. 2-Aminopyridine: Toxic (Extremely Hazardous)
  28. Ammonium arsenate: Toxic (Extremely Hazardous)
  29. Ammonium bifluoride: Toxic, Corrosive (Extremely Hazardous)
  30. Ammonium chromate: Toxic & Ignitable
  31. Ammonium dichromate, Ammonium bichromate: Toxic, Corrosive & Ignitable
  32. Ammonium fluoride: Toxic & Corrosive
  33. Ammonium hydroxide: Toxic & Corrosive
  34. Ammonium molybdate: Toxic
  35. Ammonium nitrate: Ignitable & Reactive
  36. Ammonium perchlorate: Ignitable & Reactive
  37. Ammonium permanganate: Toxic, Ignitable & Reactive
  38. Ammonium persulfate: Ignitable & Reactive
  39. Ammonium picrate: Ignitable & Reactive
  40. Ammonium sulfide: Toxic, Corrosive, Ignitable & Reactive
  41. n-Amyl acetate, 1-Acetoxypentane (and isomers): Toxic & Ignitable
  42. n-Amylamine, 1-Aminopentane (and isomers): Toxic & Ignitable
  43. n-Amyl chloride, 1-Chloropentane (and isomers): Toxic & Ignitable
  44. n-Amylene, 1-Pentene (and isomers): Toxic & Ignitable
  45. n-Amyl mercaptan, 1-Pentanethiol (and isomers): Toxic & Ignitable
  46. n-Amyl nitrite, n-Pentyl nitrite (and isomers): Toxic & Ignitable
  47. Amyl trichlorosilane (and isomers): Toxic, Corrosive & Reactive (Extremely Hazardous)
  48. Aniline, Aminobenzene: Toxic
  49. Anisoyl chloride: Toxic & Corrosive
  50. Anthracene: Toxic
  51. Antimony: Toxic
  52. Antimony compounds: Toxic
  53. Antimony pentachloride: Toxic, Corrosive & Reactive (Extremely Hazardous)
  54. Antimony pentafluoride: Toxic, Corrosive & Reactive (Extremely Hazardous)
  55. Antimony pentasulfide: Toxic & Ignitable
  56. Antimony potassium tartrate: Toxic
  57. Antimony sulfate, Antimony trisulfate: Toxic & Ignitable
  58. Antimony trichloride, Antimony chloride: Toxic & Corrosive
  59. Antimony trifluoride, Antimony fluoride: Toxic & Corrosive
  60. Antimony trioxide, Antimony oxide: Toxic
  61. Antimony trisulfide, Antimony sulfide: Toxic, Ignitable & Reactive
  62. Arsenic: Toxic (Extremely Hazardous)
  63. Arsenic acid and salts: Toxic (Extremely Hazardous)
  64. Arsenic compounds: Toxic (Extremely Hazardous)
  65. Arsenic pentaselenide: Toxic (Extremely Hazardous)
  66. Arsenic pentoxide, Arsenic Txide: Toxic (Extremely Hazardous)
  67. Arsenic sulfide, Arsenic disulfide: Toxic (Extremely Hazardous)
  68. Arsenic tribromide, Arsenic bromide: Toxic (Extremely Hazardous)
  69. Arsenic trichloride, Arsenic chloride: Toxic (Extremely Hazardous)
  70. Arsenic triiodide, Arsenic iodide: Toxic (Extremely Hazardous)
  71. Arsenic trioxide, Arsenious oxide: Toxic (Extremely Hazardous)
  72. Arsenious acid and salts: Toxic (Extremely Hazardous)
  73. Arsines: Toxic (Extremely Hazardous)
  74. Asbestos (including chrysotile, amosite, crocidolite, tremolite, anthophyllite, and actinolite): Toxic
  75. AZODRIN®, 3-Hydroxy-N-cis-crotonamide: Toxic (Extremely Hazardous)
  76. Barium: Toxic & Ignitable
  77. Barium azide: Ignitable & Reactive
  78. Barium bromide: Toxic
  79. Barium carbonate: Toxic
  80. Barium chlorate: Toxic, Corrosive, Ignitable & Reactive
  81. Barium chloride: Toxic
  82. Barium chromate: Toxic
  83. Barium citrate: Toxic
  84. Barium compounds (soluble): Toxic
  85. Barium cyanide: Toxic (Extremely Hazardous)
  86. Barium fluoride: Toxic
  87. Barium fluosilicate: Toxic
  88. Barium hydroxide: Toxic
  89. Barium iodide: Toxic
  90. Barium manganate: Toxic
  91. Barium nitrate: Toxic & Ignitable
  92. Barium oxide, Barium monoxide: Toxic
  93. Barium perchlorate: Toxic, Ignitable & Reactive
  94. Barium permanganate: Toxic, Ignitable & Reactive
  95. Barium peroxide: Toxic, Ignitable & Reactive
  96. Barium phosphate: Toxic
  97. Barium stearate: Toxic
  98. Barium sulfide: Toxic
  99. Barium sulfite: Toxic
  100. Benzene: Toxic & Ignitable
  101. Benzene hexachloride, BHC; 1,2,3,4,5,6-Hexachlorocyclohexane: Toxic (Extremely Hazardous)
  102. Benzenephosphorous dichloride: Ignitable & Reactive (Extremely Hazardous)
  103. Benzenesulfonic acid: Toxic
  104. Benzidine and salts: Toxic (Extremely Hazardous)
  105. Benzotrifluoride, Trifluoromethylbenzene: Toxic, Ignitable (Extremely Hazardous)
  106. Benzoyl chloride: Toxic, Corrosive,Reactive (Extremely Hazardous)
  107. Benzoyl peroxide, Dibenzoyl peroxide: Toxic, Ignitable & Reactive
  108. Benzyl bromide, alpha-Bromotoluene: Toxic & Corrosive
  109. Benzyl chloride, alpha-Chlorotoluene: Toxic
  110. Benzyl chlorocarbonate, Benzyl chloroformate: Toxic, Corrosive & Reactive (Extremely Hazardous)
  111. Beryllium: Toxic, Ignitable (Extremely Hazardous)
  112. Beryllium chloride: Toxic (Extremely Hazardous)
  113. Beryllium compounds: Toxic (Extremely Hazardous)
  114. Beryllium copper: Toxic (Extremely Hazardous)
  115. Beryllium fluoride: Toxic (Extremely Hazardous)
  116. Beryllium hydride: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  117. Beryllium hydroxide: Toxic (Extremely Hazardous)
  118. Beryllium oxide: Toxic (Extremely Hazardous)
  119. BIDRIN®, Dicrotophos, 3-(Dimethylamino)-1-methyl-3-oxo-1-propenyldimethyl phosphate: Toxic (Extremely Hazardous)
  120. bis (Chloromethyl) ether, Dichloromethylether, BCME®: Toxic (Extremely Hazardous)
  121. Bismuth: Toxic & Ignitable
  122. bis (Methylmercuric) sulfate, CEREWET®, Ceresan liquid: Toxic (Extremely Hazardous)
  123. Bismuth chromate: Toxic
  124. BOMYL®, Dimethyl 3-hydroxyglutaconate dimethyl phosphate: Toxic (Extremely Hazardous)
  125. Boranes: Toxic, Ignitable & Reactive (Extremely Hazardous)
  126. Bordeaux arsenites: Toxic (Extremely Hazardous)
  127. Boron trichloride, Trichloroborane: Toxic, Corrosive, & Reactive (Extremely Hazardous)
  128. Boron trifluoride: Toxic, Corrosive & Reactive (Extremely Hazardous)
  129. Bromic acid: Toxic
  130. Bromine: Toxic, Corrosive & Ignitable (Extremely Hazardous)
  131. Bromine pentafluoride: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  132. Bromine trifluoride: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  133. Brucine, Dimethoxystrychnine: Toxic (Extremely Hazardous)
  134. 1,2,4-Butanetriol trinitrate: Reactive
  135. n-Butyl acetate, 1-Acetoxybutane (and isomers): Toxic
  136. n-Butyl alcohol, 1-Butanol (and isomers): Toxic
  137. n-Butyl amine, 1-Aminobutane (and isomers): Toxic
  138. n-Butyl formate (and isomers): Toxic
  139. tert-Butyl hydroperoxide (and isomers): Toxic & Ignitable (Extremely Hazardous)
  140. n-Butyllithium (and isomers): Toxic, Corrosive, Ignitable & Reactive
  141. n-Butyl mercaptan, 1-Butanethiol (and isomers): Toxic & Ignitable
  142. tert-Butyl peroxyacetate, tert-Butyl peracetate: Ignitable & Reactive
  143. tert-Butyl peroxybenzoate, tert-Butyl perbenzoate: Ignitable & Reactive
  144. tert-Butyl peroxypivalate: Ignitable & Reactive
  145. n-Butyltrichlorosilane: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  146. para-tert-Butyl toluene: Toxic
  147. n-Butyraldehyde, n-Butanal (and isomers): Toxic & Ignitable
  148. Cacodylic acid, Dimethylarsinic acid: Toxic (Extremely Hazardous)
  149. Cadmium (powder): Toxic & Ignitable (Extremely Hazardous)
  150. Cadmium chloride: Toxic
  151. Cadmium compounds: Toxic (Extremely Hazardous)
  152. Cadmium cyanide: Toxic (Extremely Hazardous)
  153. Cadmium fluoride: Toxic
  154. Cadmium nitrate: Toxic, Ignitable & Reactive
  155. Cadmium oxide: Toxic
  156. Cadmium phosphate: Toxic
  157. Cadmium sulfate: Toxic
  158. Calcium: Ignitable & Reactive (Extremely Hazardous)
  159. Calcium arsenate, PENSAL®: Toxic (Extremely Hazardous)
  160. Calcium arsenite: Toxic (Extremely Hazardous)
  161. Calcium carbide: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  162. Calcium chlorate: Ignitable & Reactive
  163. Calcium chlorite: Ignitable
  164. Calcium fluoride: Toxic
  165. Calcium hydride: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  166. Calcium hydroxide, Hydrated lime: Corrosive
  167. Calcium hypochlorite, Calcium oxychloride (dry): Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  168. Calcium molybdate: Toxic
  169. Calcium nitrate, Lime nitrate, Nitrocalcite: Ignitable & Reactive
  170. Calcium oxide, Lime: Corrosive
  171. Calcium permanganate: Toxic & Ignitable
  172. Calcium peroxide, Calcium dioxide: Corrosive & Ignitable
  173. Calcium phosphide: Toxic, Ignitable & Reactive (Extremely Hazardous)
  174. Calcium resinate: Ignitable
  175. Caprylyl peroxide, Octyl peroxide: Ignitable
  176. Carbanolate, BANOL®, 2-Chloro-4,5-dimethylphenyl methylcarbamate: Toxic (Extremely Hazardous)
  177. Carbon disulfide, Carbon bisulfide: Toxic & Ignitable
  178. Carbon tetrachloride, Tetrachloromethane: Toxic
  179. Carbophenothion, TRITHION®, S[[(4-Chlorophenyl) thio]methyl] O,O-diethyl phosphorodithioate: Toxic (Extremely Hazardous)
  180. Chloral hydrate, Trichloroacetaldehyde (hydrated): Toxic
  181. Chlordane; 1,2,4,5,6,7,8,8-Octachloro-4,7-methano-3a,4,7,7a-tetra- hydro- indane;: Toxic (Extremely Hazardous)
  182. Chlorfenvinphos, Compound 4072, 2-Chloro-1-(2,4-dichloro-phenyl) vinyl diethyl phosphate: Toxic (Extremely Hazardous)
  183. Chlorine: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  184. Chlorine dioxide: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  185. Chlorine pentafluoride: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  186. Chlorine trifluoride: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  187. Chloroacetaldehyde: Toxic & Corrosive (Extremely Hazardous)
  188. alpha-Chloroacetophenone, Phenyl chloromethyl ketone: Toxic (Extremely Hazardous)
  189. Chloroacetyl chloride: Toxic, Corrosive & Reactive (Extremely Hazardous)
  190. Chlorobenzene: Toxic & Ignitable
  191. para-Chlorobenzoyl peroxide: Ignitable & Reactive (Extremely Hazardous)
  192. ortho-Chlorobenzylidene malonitrile, OCMB®: Toxic (Extremely Hazardous)
  193. Chloroform, Trichloromethane: Toxic
  194. Chloropicrin, Chlorpicrin, Trichloronitromethane: Toxic (Extremely Hazardous)
  195. Chlorosulfonic acid: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  196. Chloro-ortho-toluidine, 2-Amino-4-chlorotoluene: Toxic
  197. Chromic acid, Chromium trioxide, Chromic anhydride: Toxic, Corrosive & Ignitable
  198. Chromic chloride, Chromium trichloride: Toxic
  199. Chromic fluoride, Chromium trifluoride: Toxic
  200. Chromic hydroxide, Chromium hydroxide: Toxic
  201. Chromic oxide, Chromium oxide: Toxic
  202. Chromic sulfate, Chromium sulfate: Toxic
  203. Chromium compounds: Toxic, Corrosive & Ignitable
  204. Chromyl chloride, Chlorochromic anhydride: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  205. Cobalt (powder): Toxic & Ignitable
  206. Cobalt compounds: Toxic
  207. Cobaltous bromide, Cobalt bromide: Toxic
  208. Cobaltous chloride, Cobalt chloride: Toxic
  209. Cobaltous nitrate, Cobalt nitrate: Toxic & Ignitable
  210. Cobaltous resinate, Cobalt resinate: Toxic & Ignitable
  211. Cobaltous sulfate, Cobalt sulfate: Toxic
  212. Cocculus, Fishberry, Picrotoxin: Toxic
  213. Copper acetoarsenite, Paris green: Toxic (Extremely Hazardous)
  214. Copper acetylide: Ignitable & Reactive
  215. Copper arsenate, Cupric arsenate: Toxic (Extremely Hazardous)
  216. Copper arsenite, Cupric arsenite: Toxic (Extremely Hazardous)
  217. Copper chloride, Cupric chloride: Toxic
  218. Copper chlorotetrazole: Ignitable & Reactive
  219. Copper compounds: Toxic
  220. Copper cyanide, cupric cyanide: Toxic (Extremely Hazardous)
  221. Copper nitrate, Cupric nitrate: Toxic, Ignitable & Reactive
  222. Copper sulfate, Cupric sulfate, Blue vitriol: Toxic
  223. Coroxon; ortho,ortho-Diethyl-ortho-(3-chloro-4-methylcou-marin-7-yl) phosphate: Toxic (Extremely Hazardous)
  224. Coumafuryl, FUMARIN®, 3-[1-(2-Furanyl)-3-oxobutyl] 1-4-hydroxy-2H-1-benzopyran-2-one : Toxic (Extremely Hazardous)
  225. Coumatetralyl, BAYER® 25634, RACUMIN® 57, 4-Hydroxy-3-(1,2,3,4-tetrahydro-1-naphthalenyl)-2H-1-benzopyran-2-one : Toxic (Extremely Hazardous)
  226. Crimidine, CASTRIX®, 2-Chloro-4-dimethylamino-6-methyl-pyrimidine: Toxic (Extremely Hazardous)
  227. Crotonaldehyde, 2-Butenal: Toxic (Extremely Hazardous)
  228. Cumene hydroperoxide; alpha,alpha-Dimethylbenzyl hydro-peroxide: Toxic & Ignitable
  229. Cupriethylene diamine: Toxic
  230. Cyanide salts: Toxic (Extremely Hazardous)
  231. Cyanoacetic acid, Malonic nitrile: Toxic
  232. Cyanogen: Toxic, Ignitable & Reactive (Extremely Hazardous)
  233. Cyanogen bromide, Bromine cyanide: Toxic
  234. Cyanuric triazide: Ignitable & Reactive
  235. Cycloheptane: Toxic & Ignitable
  236. Cyclohexane: Toxic & Ignitable
  237. Cyclohexanone peroxide: Ignitable
  238. Cyclohexenyltrichlorosilane: Toxic, Corrosive & Reactive (Extremely Hazardous)
  239. Cycloheximide, ACTIDIONE®: Toxic (Extremely Hazardous)
  240. Cyclohexyltrichlorosilane: Toxic, Corrosive & Reactive (Extremely Hazardous)
  241. Cyclopentane: Toxic & Ignitable
  242. Cyclopentanol: Ignitable
  243. Cyclopentene: Toxic & Ignitable
  244. DDT; 1,1,1-Trichloro-2,2-bis(chlorophenyl) ethane: Toxic
  245. DDVP, Dichlorvos, VAPONA®, Dimethyl dichlorovinyl phosphate: Toxic (Extremely Hazardous)
  246. Decaborane: Toxic, Ignitable & Reactive (Extremely Hazardous)
  247. DECALIN®, Decahydronaphthalene: Toxic
  248. Demeton, SYSTOX®: Toxic (Extremely Hazardous)
  249. Demeton-S-methyl sulfone, METAISOSYSTOX-SULFON®, S-[2-(ethyl-sulfonyl) ethyl] O,O-dimethyl phosphorothioate: Toxic (Extremely Hazardous)
  250. Diazodinitrophenol, DDNP, 2-Diazo-4,6-dinitrobenzene-1-oxide: Ignitable & Reactive
  251. Diborane, Diboron hexahydride: Ignitable & Reactive (Extremely Hazardous)
  252. 1,2-Dibromo-3-chloropropane, DBCP, Fumazone, nemagon: Toxic (Extremely Hazardous)
  253. n-Dibutyl ether, Butyl ether (and isomers): Toxic & Ignitable
  254. Dichlorobenzene (ortho, meta, para): Toxic
  255. 3,3-Dichlorobenzidine and salts, DCB: Toxic (Extremely Hazardous)
  256. 1,2-Dichloroethylene; 1,2-Dichloroethene: Toxic & Ignitable
  257. Dichloroethyl ether, Dichloroether: Toxic & Ignitable
  258. Dichloroisocyanuric acid, Dichloro-S-triazine-2,4,6-tri-one: Toxic & Ignitable
  259. Dichloromethane, Methylene chloride: Toxic
  260. 2,4-Dichlorophenoxyacetic acid; 2,4-D: Toxic (Extremely Hazardous)
  261. 1,2-Dichloropropane, Propylene dichloride: Toxic & Ignitable
  262. 1,3-Dichloropropylene; 1,3-Dichloropropene: Toxic & Ignitable
  263. Dicumyl peroxide: Ignitable,X
  264. Dieldrin; 1,2,3,4,10,10-Hexachloro-6,7-epoxy-1,4,4a,5,6,7,8,8a-octahydro-1,4-endo, exo-5,8-dimethanonaphthalene: Toxic (Extremely Hazardous)
  265. Diethylaluminum chloride, Aluminum diethyl monochloride, DEAC: Ignitable & Reactive (Extremely Hazardous)
  266. Diethylamine: Toxic & Ignitable
  267. Diethyl chlorovinyl phosphate, Compound 1836: Toxic (Extremely Hazardous)
  268. Diethyldichlorosilane: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  269. Diethylene glycol dinitrate: Ignitable & Reactive
  270. Diethylene triamine: Toxic
  271. O,O-Diethyl-S-(isopropylthiomethyl) phosphorodithioate: Toxic (Extremely Hazardous)
  272. Diethylzinc, Zinc ethyl: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  273. Difluorophosphoric acid: Toxic, Corrosive & Reactive (Extremely Hazardous)
  274. Diglycidyl ether, bis(2,3-Epoxypropyl) ether: Toxic (Extremely Hazardous)
  275. Diisopropylbenzene hydroperoxide: Toxic & Ignitable
  276. Diisopropyl peroxydicarbonate, Isopropyl percarbonate: Toxic, Corrosive, Ignitable & Reactive
  277. Dimefox, Hanane, Pextox 14, Tetramethylphosphorodiamidic fluoride: Toxic (Extremely Hazardous)
  278. Dimethylamine, DMA: Toxic & Ignitable
  279. Dimethylaminoazobenzene, Methyl yellow: Toxic (Extremely Hazardous)
  280. Dimethyldichlorosilane, Dichlorodimethylsilane: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  281. 2,5-Dimethylhexane-2,5-Dihydroperoxide: Ignitable
  282. 1,1-Dimethylhydrazine, UDMH: Toxic & Ignitable (Extremely Hazardous)
  283. Dimethyl sulfate, Methyl sulfate: Toxic (Extremely Hazardous)
  284. Dimethyl sulfide, Methyl sulfide: Toxic, Ignitable & Reactive (Extremely Hazardous)
  285. 2,4-Dinitroaniline: Toxic
  286. Dinitrobenzene (ortho, meta, para): Ignitable & Reactive (Extremely Hazardous)
  287. Dinitrochlorobenzene, 1-Chloro-2,4-dinitrobenzene: Ignitable & Reactive
  288. 4,6-Dinitro-ortho-cresol, DNPC, SINOX®, EGETOL® 30: Toxic (Extremely Hazardous)
  289. Dinitrophenol(2,3-;2,4-;2,6-isomers): Ignitable & Reactive (Extremely Hazardous)
  290. 2,4-Dinitrophenylhydrazine: Toxic, Ignitable & Reactive
  291. Dinitrotoluene (2,4-;3,4-;3,5-isomers): Toxic, Ignitable & Reactive
  292. DINOSEB; 2,4-Dinitro-6-sec-butylphenol: Toxic (Extremely Hazardous)
  293. 1,4-Dioxane; 1,4-Diethylene dioxide: Toxic, Ignitable & Reactive
  294. Dioxathion, DELNAV®; S,S-1,4-dioxane-2,3-diyl bis (O,O-diethyl phosphorodithioate) : Toxic (Extremely Hazardous)
  295. Dipentaerythritol hexanitrate: Reactive
  296. Diphenyl, Biphenyl, Phenylbenzene: Toxic (Extremely Hazardous)
  297. Diphenylamine, DPA, N-Phenylaniline: Toxic
  298. Diphenylamine chloroarsine, Phenarsazine chloride: Toxic (Extremely Hazardous)
  299. Diphenyldichlorosilane: Toxic, Corrosive & Reactive (Extremely Hazardous)
  300. Dipicrylamine, Hexanitrodiphenyl amine: Ignitable & Reactive
  301. Dipropyl ether: Toxic & Ignitable
  302. Disulfoton, DI-SYSTON®; O,O-Diethyl S-[2-(ethylthio) ethyl] phosphorodithioate : Toxic (Extremely Hazardous)
  303. Dodecyltrichlorosilane: Toxic, Corrosive & Reactive (Extremely Hazardous)
  304. DOWCO-139®, ZECTRAM®, Mexacarbate, 4-(Dimethylamino)-3,5-dimethylphenyl methylcarbamate: Toxic (Extremely Hazardous)
  305. DYFONATE®, Fonofos, O-Ethyl-S-phenylethyl phosphonodithio-ate: Toxic (Extremely Hazardous)
  306. Endosulfan, THIODAN®; 6,7,8,9, 10, 10-Hexachlor-1, 5,5a, 6,9, 9a-hexa-hydro-6,9-methano-2,4,3-benzo-dioxathiepin- 3-oxide: Toxic (Extremely Hazardous)
  307. Endothal, 7-Oxabicyclo [2.2.1]heptane-2,3-dicarboxylic acid: Toxic (Extremely Hazardous)
  308. Endothion, EXOTHION®, S- [ (5-Methoxy-4-oxo-4H-pyran-2-yl). methyl) 0,0-dimethyl phosphorothioate: Toxic (Extremely Hazardous)
  309. Endrin; 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-dimethanonaphthalene : Toxic (Extremely Hazardous)
  310. Epichlorohydrin, Chloropropylene oxide: Toxic & Ignitable (Extremely Hazardous)
  311. EPN; O-Ethyl O-para-nitrophenyl phenylphosphonothioate: Toxic (Extremely Hazardous)
  312. Ethion, NIALATE®; O,O,O',O'-Tetraethyl-S,S-methylenediphos-phorodithioate : Toxic (Extremely Hazardous)
  313. Ethyl acetate: Toxic & Ignitable
  314. Ethyl alcohol, Ethanol: Toxic & Ignitable
  315. Ethylamine, Aminoethane: Toxic & Ignitable
  316. Ethylbenzene, Phenylethane: Toxic & Ignitable
  317. Ethyl butyrate, Ethyl butanoate: Ignitable
  318. Ethyl chloride, Chloroethane: Toxic & Ignitable
  319. Ethyl chloroformate, Ethyl chlorocarbonate: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  320. Ethyldichloroarsine, Dichloroethylarsine: Ignitable & Reactive (Extremely Hazardous)
  321. Ethyldichlorosilane: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  322. Ethylene cyanohydrin, beta-Hydroxypropionitrile: Ignitable & Reactive (Extremely Hazardous)
  323. Ethylene diamine: Toxic
  324. Ethylene dibromide; 1,2-Dibromoethane: Toxic
  325. Ethylene dichloride; 1,2-Dichloroethane: Toxic & Ignitable
  326. Ethyleneimine, Aziridine, EI: Toxic, Ignitable & Reactive (Extremely Hazardous)
  327. Ethylene oxide, Epoxyethane: Toxic, Ignitable & Reactive
  328. Ethyl ether, Diethyl ether: Ignitable & Reactive
  329. Ethyl formate: Toxic & Ignitable
  330. Ethyl mercaptan, Ethanethiol: Toxic, Ignitable & Reactive (Extremely Hazardous)
  331. Ethyl nitrate: Ignitable & Reactive
  332. Ethyl nitrite: Ignitable & Reactive
  333. Ethylphenyldichlorosilane: Toxic, Corrosive & Reactive (Extremely Hazardous)
  334. Ethyl propionate: Ignitable
  335. Ethyltrichlorosilane: Ignitable & Reactive (Extremely Hazardous)
  336. Fensulfothion, BAYER® 25141, DASANIT®, O,O-Diethyl-O-[4-(methyl-sulfinyl)phenyl] phosphorothioate: Toxic (Extremely Hazardous)
  337. Ferric arsenate: Toxic (Extremely Hazardous)
  338. Ferric chloride, Iron (III) chloride: Toxic & Corrosive
  339. Ferrous arsenate, Iron arsenate: Toxic (Extremely Hazardous)
  340. Fluoboric acid, Fluoroboric acid: Toxic & Corrosive (Extremely Hazardous)
  341. Fluoride salts: Toxic (Extremely Hazardous)
  342. Fluorine: Toxic, Corrosive & Reactive (Extremely Hazardous)
  343. Fluoroacetanilide, AFL 1082: Toxic (Extremely Hazardous)
  344. Fluoroacetic acid and salts, Compound 1080: Toxic (Extremely Hazardous)
  345. Fluorosulfonic acid, Fluosulfonic acid: Toxic, Corrosive & Reactive (Extremely Hazardous)
  346. Formaldehyde, Methanal: Toxic & Ignitable
  347. Formic acid, Methanoic acid: Toxic & Corrosive
  348. Fulminate of mercury, Mercuric cyanate: Ignitable & Reactive
  349. FURADAN®, NIA® 10,242, Carbofuran; 2,3-Dihydro-2,2-dimethyl-7-benzofuranylmethylcarbamate : Toxic (Extremely Hazardous)
  350. Furan, Furfuran: Toxic, Ignitable & Reactive
  351. Gasoline: Ignitable
  352. GB, O-Isopropyl methyl phosphoryl fluoride: Toxic (Extremely Hazardous)
  353. Glutaraldehyde: Toxic
  354. Glycerolmonolactate trinitrate: Reactive
  355. Glycol dinitrate, Ethylene glycol dinitrate: Reactive
  356. Gold fulminate, Gold cyanate: Reactive
  357. Guanidine nitrate: Ignitable & Reactive
  358. Guanyl nitrosaminoguanylidene hydrazine: Reactive
  359. Guthion; O,O-Dimethyl-S-4-oxo-1,2,3-benzotriazin-3(4H)-ylmethyl phosphorodithioate : Toxic (Extremely Hazardous)
  360. Hafnium: Ignitable, Toxic & Reactive
  361. Heptachlor; 1,4,5,6,7,8,8-Heptachloro-3a,4,7,7a-tetra-hydro-4,7-methanoindene : Toxic (Extremely Hazardous)
  362. n-Heptane (and isomers): Toxic & Ignitable
  363. 1-Heptene (and isomers): Toxic & Ignitable
  364. Hexadecyltrichlorosilane: Toxic, Corrosive & Reactive (Extremely Hazardous)
  365. Hexaethyl tetraphosphate, HETP: Toxic
  366. Hexafluorophosphoric acid: Toxic & Corrosive
  367. Hexamethylenediamine; 1,6-Diaminohexane: Toxic
  368. n-Hexane (and isomers): Toxic & Ignitable
  369. 1-Hexene (and isomers): Toxic & Ignitable
  370. n-Hexylamine, 1-Aminohexane (and isomers): Toxic & Ignitable
  371. Hexyltrichlorosilane: Toxic, Corrosive & Reactive (Extremely Hazardous)
  372. Hydrazine, Diamine: Toxic & Ignitable (Extremely Hazardous)
  373. Hydrazine azide: Ignitable & Reactive
  374. Hydrazoic acid, Hydrogen azide: Ignitable & Reactive
  375. Hydriodic acid, Hydrogen iodide: Toxic, Corrosive & Reactive (Extremely Hazardous)
  376. Hydrobromic acid, Hydrogen bromide: Toxic, Corrosive & Reactive (Extremely Hazardous)
  377. Hydrochloric acid, Hydrogen chloride, Muriatic Acid: Toxic, Corrosive & Reactive (Extremely Hazardous)
  378. Hydrocyanic acid, Hydrogen cyanide: Toxic, Ignitable & Reactive (Extremely Hazardous)
  379. Hydrofluoric acid, Hydrogen fluoride: Toxic, Corrosive & Reactive (Extremely Hazardous)
  380. Hydrofluosilicic acid, Fluosilicic acid: Toxic & Corrosive
  381. Hydrogen peroxide: Toxic, Corrosive, Ignitable & Reactive
  382. Hydrogen selenide: Toxic & Ignitable (Extremely Hazardous)
  383. Hydrogen sulfide: Toxic & Ignitable (Extremely Hazardous)
  384. Hypochlorite compounds: Toxic, Corrosive, Ignitable & Reactive
  385. Indium: Toxic
  386. Indium compounds: Toxic
  387. Iodine monochloride: Toxic, Corrosive & Reactive
  388. Isooctane; 2,2,4-Trimethylpentane: Toxic & Ignitable
  389. Isooctene (mixture of isomers): Ignitable
  390. Isopentane, 2-Methylbutane: Ignitable
  391. Isoprene, 2-Methyl-1,3-butadiene: Toxic, Ignitable & Reactive
  392. Isopropanol, Isopropyl alcohol, 2-Propanol: Toxic & Ignitable
  393. Isopropyl acetate: Toxic & Ignitable
  394. Isopropylamine, 2-Aminopropane: Toxic & Ignitable
  395. Isopropyl chloride, 2-Chloropropane: Ignitable
  396. Isopropyl ether, Diisopropyl ether: Ignitable & Reactive
  397. Isopropyl mercaptan, 2-Propanethiol: Toxic & Ignitable
  398. meta-Isopropylphenyl-N-methylcarbamate, Ac 5,727: Toxic (Extremely Hazardous)
    1. Kepone; 1,1a,3,3a,4,5,5,5a,5b,6-Decachlorooctahydro-1,2, 4-metheno-2H-cyclobuta (cd) pentalen-2-one, Chlorecone: Toxic (Extremely Hazardous)
    2. Lauroyl peroxide, Di-n-dodecyl peroxide: Toxic, Corrosive, Ignitable & Reactive
  399. Lead compounds: Toxic
  400. Lead acetate: Toxic
  401. Lead arsenate, Lead orthoarsenate: Toxic (Extremely Hazardous)
  402. Lead arsenite: Toxic (Extremely Hazardous)
  403. Lead azide: Ignitable & Reactive
  404. Lead carbonate: Toxic
  405. Lead chlorite: Ignitable & Reactive
  406. Lead cyanide: Toxic (Extremely Hazardous)
  407. Lead 2,4-dinitroresorcinate: Ignitable & Reactive
  408. Lead mononitroresorcinate: Ignitable & Reactive
  409. Lead nitrate: Toxic & Ignitable
  410. Lead oxide: Toxic
  411. Lead styphnate, Lead trinitroresorcinate: Ignitable & Reactive
  412. Lewisite, beta-Chlorovinyldichloroarsine: Toxic (Extremely Hazardous)
  413. Lithium: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  414. Lithium aluminum hydride, LAH: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  415. Lithium amide: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  416. Lithium ferrosilicon: Ignitable & Reactive (Extremely Hazardous)
  417. Lithium hydride: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  418. Lithium hypochlorite: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  419. Lithium peroxide: Corrosive, Ignitable & Reactive
  420. Lithium silicon: Ignitable & Reactive
  421. London purple, Mixture of arsenic trioxide, aniline, lime, and ferrous oxide: Toxic (Extremely Hazardous)
  422. Magnesium: Ignitable & Reactive (Extremely Hazardous)
  423. Magnesium arsenate: Toxic (Extremely Hazardous)
  424. Magnesium arsenite: Toxic (Extremely Hazardous)
  425. Magnesium chlorate: Ignitable & Reactive
  426. Magnesium nitrate: Ignitable & Reactive
  427. Magnesium perchlorate: Toxic, Ignitable & Reactive
  428. Magnesium peroxide, Magnesium dioxide: Ignitable
  429. Maleic anhydride: Toxic (Extremely Hazardous)
  430. Manganese (powdeReactive): Ignitable
  431. Manganese acetate: Toxic
  432. Manganese arsenate, Manganous arsenate: Toxic (Extremely Hazardous)
  433. Manganese bromide, Manganous bromide: Toxic
  434. Manganese chloride, Manganous chloride: Toxic
  435. Manganese methylcyclopentadienyl tricarbonyl: Toxic
  436. Manganese nitrate, Manganous nitrate: Toxic & Ignitable
  437. Mannitol hexanitrate, Nitromannite: Reactive
  438. MECARBAM®; O,O-Diethyl S-(N-ethoxycarbonyl-N-methylcarba-moyl-methyl) phosphorodithioate: Toxic (Extremely Hazardous)
  439. Medinoterb acetate, 2-tert-Butyl-5-methyl-4,6-dinitro-phenyl acetate : Toxic (Extremely Hazardous)
  440. para-Menthane hydroperoxide, Paramenthane hydroperoxide: Ignitable
  441. Mercuric acetate, Mercury acetate: Toxic
  442. Mercuric ammonium chloride, Mercury ammonium chloride: Toxic
  443. Mercuric benzoate, Mercury benzoate: Toxic
  444. Mercuric bromide, Mercury bromide: Toxic
  445. Mercuric chloride, Mercury chloride: Toxic (Extremely Hazardous)
  446. Mercuric cyanide, Mercury cyanide: Toxic (Extremely Hazardous)
  447. Mercuric iodide, Mercury iodide: Toxic
  448. Mercuric nitrate, Mercury nitrate: Toxic & Ignitable
  449. Mercuric oleate, Mercury oleate: Toxic
  450. Mercuric oxide (red and yellow): Toxic & Ignitable
  451. Mercuric oxycyanide: Ignitable & Reactive
  452. Mercuric-potassium iodide, Mayer's reagent: Toxic
  453. Mercuric salicylate, Salicylated mercury: Toxic
  454. Mercuric subsulfate, Mercuric dioxysulfate: Toxic
  455. Mercuric sulfate, Mercury sulfate: Toxic
  456. Mercuric thiocyanide, Mercury thiocyanate: Toxic
  457. Mercurol, Mercury nucleate: Toxic
  458. Mercurous bromide: Toxic
  459. Mercurous gluconate: Toxic
  460. Mercurous iodide: Toxic
  461. Mercurous nitrate: Ignitable & Reactive
  462. Mercurous oxide: Toxic
  463. Mercurous sulfate, Mercury bisulfate: Toxic
  464. Mercury: Toxic (Extremely Hazardous)
  465. Mercury compounds: Toxic (Extremely Hazardous)
  466. Metal carbonyls: Toxic
  467. Metal hydrides: Ignitable & Reactive (Extremely Hazardous)
  468. Metal powders: Toxic & Ignitable
    1. Methomyl, LANNATE®, S-Methyl-N-((methyl-carbamoyl) oxy) thioacetimidate: Toxic (Extremely Hazardous)
    2. Methoxychlor; 1,1,1-Trichloro-2, -bis (p-methoxyphenyl) ethane, CHEMFLORM®, MARLATE®: Toxic (Extremely Hazardous)
  469. Methoxyethylmercuric chloride, AGALLOL®, ARETAN®: Toxic (Extremely Hazardous)
  470. Methyl acetate: Toxic & Ignitable
  471. Methyl acetone (Mixture of acetone, methyl acetate, and methylalcohol) : Toxic & Ignitable
  472. Methyl alcohol, Methanol: Toxic & Ignitable
  473. Methylaluminum sesquibromide: Ignitable & Reactive (Extremely Hazardous)
  474. Methylaluminum sesquichloride: Ignitable & Reactive (Extremely Hazardous)
  475. Methylamine, Aminomethane: Toxic & Ignitable
  476. n-Methylaniline: Toxic
  477. Methyl bromide, Bromomethane: Toxic (Extremely Hazardous)
  478. 2-Methyl-1-butene: Ignitable
  479. 3-Methyl-1-butene: Ignitable
  480. Methyl butyl ether (and isomers): Toxic & Ignitable
  481. Methyl butyrate (and isomers): Toxic & Ignitable
  482. Methyl chloride, Chloromethane: Toxic & Ignitable
  483. Methyl chloroformate, Methyl chlorocarbonate: Toxic, Ignitable & Reactive (Extremely Hazardous)
  484. Methyl chloromethyl ether, CMME: Toxic & Ignitable (Extremely Hazardous)
  485. Methylcyclohexane: Toxic & Ignitable
  486. Methyldichloroarsine: Toxic (Extremely Hazardous)
  487. Methyldichlorosilane: Toxic, Ignitable & Reactive (Extremely Hazardous)
  488. 4,4-Methylene bis(2-chloroaniline), MOCA: Toxic (Extremely Hazardous)
  489. Methyl ethyl ether: Toxic & Ignitable
  490. Methyl ethyl ketone, 2-Butanone: Toxic & Ignitable
  491. Methyl ethyl ketone peroxide: Toxic & Ignitable
  492. Methyl formate: Toxic & Ignitable
  493. Methyl hydrazine, Monomethyl hydrazine, MMH: Toxic & Ignitable (Extremely Hazardous)
  494. Methyl isocyanate: Toxic & Ignitable (Extremely Hazardous)
  495. Methyl isopropenyl ketone, 3-Methyl-3-butene-2-one: Toxic & Ignitable
  496. Methylmagnesium bromide: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  497. Methylmagnesium chloride: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  498. Methylmagnesium iodide: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  499. Methyl mercaptan, Methanethiol: Toxic & Ignitable
  500. Methyl methacrylate (monomeReactive): Toxic & Ignitable
  501. Methyl parathion; O,O-Dimethyl-O-para-nitrophenylphospho-rothioate: Toxic (Extremely Hazardous)
  502. Methyl propionate: Ignitable
  503. Methyltrichlorosilane: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  504. Methyl valerate, Methyl pentanoate (and isomers): Ignitable
  505. Methyl vinyl ketone, 3-Butene-2-one: Toxic & Ignitable
    1. Mevinphos, PHOSDRIN®, 2-Carbomethoxy-1-methylvinyl dimethyl phosphate: Toxic (Extremely Hazardous)
    2. Mirex; 1,1a,2,2,3,3a,4,5,5,5a,5b,6-Dodecachlorooctahydro-1,3,4-metheno-1H-cyclobuta (cd) pentalene, Dechlorane: Toxic (Extremely Hazardous)
  506. MOCAP®, O-Ethyl-S,S-dipropyl phosphorodithioate: Toxic (Extremely Hazardous)
  507. Molybdenum (powdeReactive): Ignitable
  508. Molybdenum trioxide, Molybdenum anhydride: Toxic
  509. Molybdic acid and salts: Toxic
  510. Monochloroacetic acid, Chloracetic acid, MCA: Toxic & Corrosive
  511. Monochloroacetone, Chloroacetone, 1-Chloro-2-propanone: Toxic
  512. Monofluorophosphoric acid: Toxic & Corrosive
  513. Naphtha (of petroleum or coal tar origin), Petroleum ether, Petroleum naphtha: Toxic & Ignitable
  514. Naphthalene: Toxic
  515. alpha-Naphthylamine, 1-NA: Toxic (Extremely Hazardous)
  516. beta-Naphthylamine, 2-NA: Toxic (Extremely Hazardous)
  517. Neohexane; 2,2-Dimethylbutane: Toxic & Ignitable
  518. Nickel (powdeReactive): Toxic & Ignitable
  519. Nickel acetate: Toxic
  520. Nickel antimonide: Toxic
  521. Nickel arsenate, Nickelous arsenate: Toxic (Extremely Hazardous)
  522. Nickel carbonyl, Nickel tetracarbonyl: Toxic (Extremely Hazardous)
  523. Nickel chloride, Nickelous chloride: Toxic
  524. Nickel cyanide: Toxic (Extremely Hazardous)
  525. Nickel nitrate, Nickelous nitrate: Toxic, Ignitable & Reactive
  526. Nickel selenide: Toxic
  527. Nickel sulfate: Toxic
  528. Nicotine, beta-pyridyl-alpha-N-methyl pyrrolidine: Toxic
  529. Nicotine salts: Toxic
  530. Nitric acid: Toxic, Corrosive & Ignitable
  531. Nitroaniline, Nitraniline (ortho, meta, para): Ignitable & Reactive
  532. Nitrobenzol, Nitrobenzene: Toxic (Extremely Hazardous)
  533. 4-Nitrobiphenyl, 4-NBP: Toxic (Extremely Hazardous)
  534. Nitro carbo nitrate: Ignitable & Reactive
  535. Nitrocellulose, Cellulose nitrate, Guncotton, Pyroxylin, Collodion, Pyroxylin (nitrocellulose) in ether and alcohol: Ignitable & Reactive
  536. Nitrochlorobenzene, Chloronitrobenzene (ortho,meta,para): Toxic
  537. Nitrogen mustard: Toxic & Corrosive
  538. Nitrogen tetroxide, Nitrogen dioxide: Toxic & Ignitable
  539. Nitroglycerin, Trinitroglycerin: Toxic, Ignitable & Reactive
  540. Nitrohydrochloric acid, Aqua regia: Toxic, Corrosive & Ignitable
  541. Nitrophenol (ortho, meta, para): Toxic (Extremely Hazardous)
  542. N-Nitrosodimethylamine, Dimethyl nitrosoamine: Toxic (Extremely Hazardous)
  543. Nitrosoguanidine: Reactive
  544. Nitrostarch, Starch nitrate: Ignitable & Reactive
  545. Nitroxylol, Nitroxylene, Dimethylnitrobenzene (2,4-;3,4-; 2,5-isomers) : Toxic
  546. 1-Nonene, 1-Nonylene (and isomers): Toxic & Ignitable
  547. Nonyltrichlorosilane: Ignitable & Reactive (Extremely Hazardous)
  548. Octadecyltrichlorosilane: Ignitable & Reactive (Extremely Hazardous)
  549. n-Octane (and isomers): Toxic & Ignitable
  550. 1-Octene, 1-Caprylene: Toxic & Ignitable
  551. Octyltrichlorosilane: Ignitable & Reactive (Extremely Hazardous)
  552. Oleum, Fuming sulfuric acid: Toxic, Corrosive & Reactive (Extremely Hazardous)
  553. Osmium compounds: Toxic
  554. Oxalic acid: Toxic
  555. Oxygen difluoride: Toxic, Corrosive & Reactive (Extremely Hazardous)
  556. Para-oxon, MINTACOL®; O,O-Diethyl-0-para-nitrophenyl phosphate: Toxic (Extremely Hazardous)
  557. Parathion; O,O-Diethyl-0-para-nitrophenyl phosphorothioate: Toxic (Extremely Hazardous)
    1. Pentaborane: Toxic, Ignitable & Reactive (Extremely Hazardous)
    2. Pentachlorophenol, PCP, DOWICIDE® 7: Toxic
  558. Pentaerythrite tetranitrate, Pentaerythritol tetranitrate: Reactive
  559. n-Pentane (and isomers): Toxic & Ignitable
  560. 2-Pentanone, Methyl propyl ketone (and isomers): Toxic & Ignitable
  561. Peracetic acid, Peroxyacetic acid: Toxic, Corrosive, Ignitable & Reactive
  562. Perchloric acid: Toxic, Corrosive, Ignitable & Reactive
  563. Perchloroethylene, Tetrachloroethylene: Toxic
  564. Perchloromethyl mercaptan, Trichloromethylsulfenyl chloride: Toxic (Extremely Hazardous)
  565. Perchloryl fluoride: Toxic, Corrosive & Ignitable
  566. Phenol, Carbolic acid: Toxic & Corrosive
  567. Phenyldichloroarsine: Toxic (Extremely Hazardous)
  568. Phenylenediamine, Diaminobenzene (ortho,meta,para): Toxic
  569. Phenylhydrazine hydrochloride: Toxic
  570. Phenylphenol, Orthozenol, DOWICIDE® I: Toxic (Extremely Hazardous)
  571. Phenyltrichorosilane: Ignitable & Reactive (Extremely Hazardous)
  572. Phorate, THIMET®; O,O-Diethyl-S-[(Ethylthio)methyl] phosphorodithioate : Toxic (Extremely Hazardous)
  573. Phosfolan, CYOLAN®, 2-(Diethoxyphosphinylimino)-1, 3-dithio-lane: Toxic (Extremely Hazardous)
  574. Phosgene, Carbonyl chloride: Ignitable & Reactive (Extremely Hazardous)
  575. Phosphamidon, DIMECRON®, 2-Chloro-2-diethylcarbamoyl-1-methylvinyl dimethyl phosphate: Toxic (Extremely Hazardous)
  576. Phosphine, Hydrogen phosphide: Toxic & Ignitable (Extremely Hazardous)
  577. Phosphoric acid: Corrosive
  578. Phosphoric anhydride, Phosphorus pentoxide: Corrosive & Ignitable
  579. Phosphorus (amorphous, red): Toxic, Ignitable & Reactive
  580. Phosphorus (white or yellow): Toxic, Ignitable & Reactive (Extremely Hazardous)
  581. Phosphorus oxybromide, Phosphoryl bromide: Toxic, Corrosive & Reactive (Extremely Hazardous)
  582. Phosphorus oxychloride, Phosphoryl chloride: Toxic, Corrosive & Reactive (Extremely Hazardous)
  583. Phosphorus pentachloride, Phosphoric chloride: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  584. Phosphorus pentasulfide, Phosphoric sulfide: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  585. Phosphorus sesquisulfide, tetraphosphorus trisulfide: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  586. Phosphorus tribromide: Toxic, Corrosive & Reactive (Extremely Hazardous)
  587. Phosphorus trichloride: Toxic, Corrosive & Reactive (Extremely Hazardous)
  588. Picramide, Trinitroaniline: Ignitable & Reactive
  589. Picric acid, Trinitrophenol: Ignitable & Reactive
  590. Picryl chloride, 2-Chloro-1,3,5-trinitrobenzene: Ignitable & Reactive
  591. Platinum compounds: Toxic (Extremely Hazardous)
  592. Polychlorinated biphenyls, PCB, Askarel, aroclor, chlorextol, inerteen, pyranol: Toxic (Extremely Hazardous)
  593. Polyvinyl nitrate: Ignitable & Reactive
  594. Potasan; O,O-Diethyl-o(4 methylumbelliferone) phosphoro-thioate: Toxic
  595. Potassium: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  596. Potassium arsenate: Toxic (Extremely Hazardous)
  597. Potassium arsenite: Toxic (Extremely Hazardous)
  598. Potassium bifluoride, Potassium acid fluoride: Toxic & Corrosive (Extremely Hazardous)
  599. Potassium binoxalate, Potassium acid oxalate: Toxic
  600. Potassium bromate: Toxic & Ignitable
  601. Potassium cyanide: Toxic (Extremely Hazardous)
  602. Potassium dichloroisocyanurate: Toxic & Ignitable
  603. Potassium dichromate, Potassium bichromate: Toxic, Corrosive & Ignitable
  604. Potassium fluoride: Toxic
  605. Potassium hydride: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  606. Potassium hydroxide, Caustic potash: Toxic & Corrosive
  607. Potassium nitrate, Saltpeter: Ignitable & Reactive
  608. Potassium nitrite: Ignitable & Reactive
  609. Potassium oxalate: Toxic
  610. Potassium perchlorate: Toxic, Ignitable & Reactive
  611. Potassium permanganate: Toxic, Corrosive & Ignitable
  612. Potassium peroxide: Corrosive, Ignitable & Reactive
  613. Potassium sulfide: Toxic & Ignitable
  614. Propargyl bromide, 3-Bromo-1-propyne: Toxic & Ignitable (Extremely Hazardous)
  615. beta-Propiolactone, BPL: Toxic (Extremely Hazardous)
  616. Propionaldehyde, Propanal: Toxic & Ignitable
  617. Propionic acid, Propanoic acid: Toxic, Corrosive & Ignitable
  618. n-Propyl acetate: Toxic & Ignitable
  619. n-Propyl alcohol, 1-Propanol: Toxic & Ignitable
  620. n-Propylamine (and isomers): Toxic & Ignitable
  621. Propyleneimine, 2-Methylaziridine: Toxic & Ignitable (Extremely Hazardous)
  622. Propylene oxide: Toxic & Ignitable
  623. n-Propyl formate: Toxic & Ignitable
  624. n-Propyl mercaptan, 1-Propanethiol: Toxic & Ignitable
  625. n-Propyltrichlorosilane: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  626. Prothoate, FOSTION®, FAC®; O,O-Diethyl-S-carboethoxyethyl phosphorodithioate : Toxic (Extremely Hazardous)
  627. Pyridine: Toxic & Ignitable
  628. Pyrosulfuryl chloride, Disulfuryl chloride: Toxic, Corrosive & Reactive (Extremely Hazardous)
  629. Quinone; 1,4-Benzoquinone: Toxic (Extremely Hazardous)
  630. Raney nickel: Ignitable
  631. Schradan, Octamethyl pyrophosphoramide, OMPA: Toxic (Extremely Hazardous)
    1. Selenium: Toxic (Extremely Hazardous)
    2. Selenium compounds: Toxic (Extremely Hazardous)
  632. Selenium fluoride: Toxic (Extremely Hazardous)
  633. Selenous acid, Selenious acid and salts: Toxic (Extremely Hazardous)
  634. Silicon tetrachloride, Silicon chloride: Toxic, Corrosive & Reactive (Extremely Hazardous)
  635. Silver acetylide: Ignitable & Reactive (Extremely Hazardous)
  636. Silver azide: Ignitable & Reactive
  637. Silver compounds: Toxic
  638. Silver nitrate: Toxic
  639. Silver styphnate, Silver trinitroresorcinate: Ignitable & Reactive
  640. Silver tetrazene: Ignitable & Reactive
  641. Sodium: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  642. Sodium aluminate: Corrosive
  643. Sodium aluminum hydride: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  644. Sodium amide, Sodamide: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  645. Sodium arsenate: Toxic (Extremely Hazardous)
  646. Sodium arsenite: Toxic (Extremely Hazardous)
  647. Sodium azide: Ignitable & Reactive
  648. Sodium bifluoride, sodium acid fluoride: Toxic & Corrosive (Extremely Hazardous)
  649. Sodium bromate: Toxic & Ignitable
  650. Sodium cacodylate, Sodium dimethylarsenate: Toxic (Extremely Hazardous)
  651. Sodium carbonate peroxide: Ignitable
  652. Sodium chlorate: Toxic & Ignitable
  653. Sodium chlorite: Toxic & Ignitable
  654. Sodium chromate: Toxic & Corrosive
  655. Sodium cyanide: Toxic (Extremely Hazardous)
  656. Sodium dichloroisocyanurate: Ignitable
  657. Sodium dichromate, Sodium bichromate: Toxic, Corrosive & Ignitable
  658. Sodium fluoride: Toxic
  659. Sodium hydride: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  660. Sodium hydrosulfite, Sodium hyposulfite: Ignitable
  661. Sodium hydroxide, Caustic soda, Lye: Toxic & Corrosive
  662. Sodium hypochlorite: Toxic, Ignitable & Reactive (Extremely Hazardous)
  663. Sodium methylate, Sodium methoxide: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  664. Sodium molybdate: Toxic
  665. Sodium nitrate, Soda niter: Toxic, Ignitable & Reactive
  666. Sodium nitrite: Toxic, Ignitable & Reactive
  667. Sodium oxide, Sodium monoxide: Toxic & Corrosive
  668. Sodium perchlorate: Toxic, Ignitable & Reactive
  669. Sodium permanganate: Toxic & Ignitable
  670. Sodium peroxide: Toxic, Ignitable & Reactive (Extremely Hazardous)
  671. Sodium picramate: Toxic, Ignitable & Reactive
  672. Sodium potassium alloy, NaK, Nack: Corrosive, Ignitable & Reactive (Extremely Hazardous)
  673. Sodium selenate: Toxic (Extremely Hazardous)
  674. Sodium sulfide, Sodium hydrosulfide: Toxic & Ignitable
  675. Sodium thiocyanate, Sodium sulfocyanate: Toxic
  676. Stannic chloride, Tin tetrachloride: Toxic &Corrosive
  677. Strontium arsenate: Toxic (Extremely Hazardous)
  678. Strontium nitrate: Toxic, Ignitable & Reactive
  679. Strontium peroxide, Strontium dioxide: Ignitable & Reactive
  680. Strychnine and salts: Toxic (Extremely Hazardous)
  681. Styrene, Vinylbenzene: Toxic & Ignitable
  682. Succinic acid peroxide: Toxic & Ignitable
  683. Sulfide salts (soluble): Toxic
  684. Sulfotepp, DITHIONE®, BLACAFUM®, Tetraethyl dithiopyrophosphate, TEDP: Toxic (Extremely Hazardous)
  685. Sulfur chloride, Sulfur monochloride: Toxic, Corrosive & Reactive (Extremely Hazardous)
  686. Sulfur mustard: Toxic, Corrosive & Reactive (Extremely Hazardous)
  687. Sulfur pentafluoride: Toxic & Corrosive (Extremely Hazardous)
  688. Sulfur trioxide, Sulfuric anhydride: Toxic, Corrosive & Ignitable
  689. Sulfuric acid, Oil of vitriol, Battery acid: Toxic & Corrosive
  690. Sulfurous acid: Toxic & Corrosive
  691. Sulfuryl chloride, Sulfonyl chloride: Toxic, Corrosive & Reactive (Extremely Hazardous)
  692. Sulfuryl fluoride, Sulfonyl fluoride: Toxic, Corrosive & Reactive (Extremely Hazardous)
  693. SUPRACIDE®, ULTRACIDE®, S-[(5-Methoxy-2-oxo-1,3,4-thiadiazol3 (2H)-yl) methyl] -0, 0-dimethyl phosphorodithioate: Toxic (Extremely Hazardous)
  694. SURECIDE®, Cyanophenphos, O-para-Cyanophenyl-O-ethylphenyl phosphonothioate : Toxic (Extremely Hazardous)
  695. Tellurium hexafluoride: Toxic & Corrosive (Extremely Hazardous)
  696. TELODRIN®, Isobenzan; 1,3,4,5,6,7,8,8-Octachloro-1,3,3a,4, 7,7a-hexahydro-4,7-methanoisobenzofuran : Toxic (Extremely Hazardous)
  697. TEMIK®, Aldicarb, 2-Methyl-2(methylthio) propionaldehyde-O-(methylcarbamoyl) oxime: Toxic (Extremely Hazardous)
  698. 2,3,7,8-Tetrachlorodibenzo-para-dioxin, TCDD, Dioxin: Toxic (Extremely Hazardous)
  699. sym-Tetrachloroethane: Toxic
  700. Tetraethyl lead, TEL (and other organic lead): Toxic & Ignitable (Extremely Hazardous)
  701. Tetraethyl pyrophosphate, TEPP: Toxic (Extremely Hazardous)
    1. Tetrahydrofuran, THF: Toxic & Ignitable
    2. Tetrahydrophthalic anhydride, Memtetrahydrophthalic anhydride: Toxic
  702. TETRALIN®, Tetrahydronaphthalene: Toxic
  703. Tetramethyl lead, TML: Toxic & Ignitable
  704. Tetramethyl succinonitrile: Toxic (Extremely Hazardous)
  705. Tetranitromethane: Toxic, Ignitable & Reactive (Extremely Hazardous)
  706. Tetrasul, ANIMERT® V-101, S-para-Chlorophenyl-2,4,5-trichlorophenyl sulfide : Toxic (Extremely Hazardous)
  707. Tetrazene, 4-Amidino-1-(nitrosamino-amidino)-1-tetra-zene: Ignitable & Reactive
  708. Thallium: Toxic (Extremely Hazardous)
  709. Thallium compounds: Toxic (Extremely Hazardous)
  710. Thallous sulfate, Thallium sulfate, RATOX®: Toxic (Extremely Hazardous)
  711. Thiocarbonylchloride, Thiopbosgene: Toxic, Corrosive & Reactive (Extremely Hazardous)
  712. Thionazin, ZINOPHOS®; O,O-Tetramethylthiuram monosulfide: Toxic (Extremely Hazardous)
  713. Thionyl chloride, Sulfur oxychloride: Toxic, Corrosive & Reactive
  714. Thiophosphoryl chloride: Toxic, Corrosive & Reactive
  715. Thorium (powdeReactive): Ignitable
  716. Tin compounds (organic): Toxic
  717. Titanium (powdeReactive): Ignitable
  718. Titanium sulfate: Toxic
  719. Titanium tetrachloride, Titanic chloride: Toxic, Corrosive & Reactive (Extremely Hazardous)
  720. Toluene, Methylbenzene: Toxic & Ignitable
  721. Toluene-2,4-diisocyanate, TDI: Ignitable & Reactive (Extremely Hazardous)
    1. Toluidine, Aminotoluene (ortho,meta,para): Toxic
    2. Toxaphene, Polychlorocamphene: Toxic (Extremely Hazardous)
  722. TRANID®, exo-3-Chloro-endo-6-cyano-2-norbornanone-0-(methylcarbamoyl) oxime: Toxic
  723. 1,1,2-Trichloroethane: Toxic
  724. Trichloroethylene; Trichlorethene: Toxic
  725. Trichloroisocyanuric acid: Toxic & Ignitable
  726. 2,4,5-Trichlorophenoxyacetic acid; 2,4,5-T: Toxic (Extremely Hazardous)
  727. Trichlorosilane, Silicochloroform: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  728. Trimethylamine, TMA: Toxic & Ignitable
  729. Trinitroanisole; 2,4,6-Trinitrophenyl methyl ether: Ignitable & Reactive
  730. 1,3,5-Trinitrobenzene, TNB: Ignitable & Reactive
  731. 2,4,6-Trinitrobenzoic acid: Ignitable & Reactive
  732. Trinitronaphthalene, Naphtite: Ignitable & Reactive
  733. 2,4,6-Trinitroresorcinol, Styphnic acid: Ignitable & Reactive
  734. 2,4,6-Trinitrotoluene, TNT: Toxic, Ignitable & Reactive
  735. tris(1-Aziridinyl) phosphine oxide, Triethylenephospho-ramide, TEPA: Toxic (Extremely Hazardous)
  736. Tungstic acid and salts: Toxic
  737. Turpentine: Toxic & Ignitable
  738. Uranyl nitrate, Uranium nitrate: Toxic, Ignitable & Reactive
  739. Urea nitrate: Toxic, Ignitable & Reactive
  740. n-Valeraldehyde, n-Pentanal (and isomers): Toxic & Ignitable
  741. Vanadic acid salts: Toxic
  742. Vanadium oxytrichloride: Toxic & Corrosive
  743. Vanadium pentoxide, Vanadic acid anhydride: Toxic (Extremely Hazardous)
  744. Vanadium tetrachloride: Toxic & Corrosive
  745. Vanadium tetraoxide: Toxic
  746. Vanadium trioxide, Vanadium sesquioxide: Toxic
  747. Vanadyl sulfate, Vanadium sulfate: Toxic
  748. Vinyl acetate: Toxic & Ignitable
  749. Vinyl chloride: Toxic & Ignitable (Extremely Hazardous)
  750. Vinyl ethyl ether: Ignitable
  751. Vinylidene chloride, VC: Toxic & Ignitable
  752. Vinyl isopropyl ether: Ignitable
  753. Vinyltrichlorosilane: Toxic, Corrosive, Ignitable & Reactive (Extremely Hazardous)
  754. VX, O-Ethyl methyl phosphoryl N,N-diisopropyl thiocholine: Toxic
  755. WEPSYN® 155, WP 155, Triamiphos, para-(5-Amino-3-phenyl-1H-1,2,4-triazol-1-yl)-N,N,N',N'-tetramethyl phosphonic diamide: Toxic (Extremely Hazardous)
  756. Xylene, Dimethylbenzene (ortho,meta,para): Toxic
  757. Zinc (powdeReactive): Ignitable
  758. Zinc ammonium nitrate: Toxic & Ignitable
  759. Zinc arsenate: Toxic (Extremely Hazardous)
  760. Zinc arsenite: Toxic (Extremely Hazardous)
  761. Zinc chloride: Toxic & Corrosive
  762. Zinc compounds: Toxic
  763. Zinc cyanide: Toxic (Extremely Hazardous)
  764. Zinc nitrate: Toxic, Ignitable & Reactive
  765. Zinc permanganate: Toxic & Ignitable
  766. Zinc peroxide, zinc dioxide: Toxic, Ignitable & Reactive
  767. Zinc phosphide: Toxic, Ignitable & Reactive (Extremely Hazardous)
  768. Zinc sulfate: Toxic
  769. Zirconium (powdeReactive): Ignitable
  770. Zirconium chloride, Zirconium tetrachloride: Toxic, Corrosive & Reactive (Extremely Hazardous)
  771. Zirconium picramate: Ignitable

Presumed Hazardous Wastes

This subdivision sets forth a list of common names of wastes which are presumed to be hazardous wastes unless it is determined that the waste is not a hazardous waste pursuant to the procedures set forth in section 66262.11. The hazardous characteristics which serve as a basis for listing the common names of wastes are indicated in the following.

  • Acetylene sludge: Corrosive
  • Acid and water: Corrosive
  • Acid sludge: Corrosive
  • AFU Floc: Toxic
  • Alkaline caustic liquids: Corrosive
  • Alkaline cleaner: Corrosive
  • Alkaline corrosive battery fluid: Corrosive
  • Alkaline corrosive liquids: Corrosive
  • Asbestos waste: Toxic
  • Ashes: Toxic & Corrosive
  • Bag house wastes: Toxic
  • Battery acid: Corrosive
  • Beryllium waste: Toxic
  • Bilge water: Toxic
  • Boiler cleaning waste: Toxic & Corrosive
  • Bunker Oil: Toxic & Ignitable
  • Catalyst: Toxic, Ignitable & Corrosive
  • Caustic sludge: Corrosive
  • Caustic wastewater: Corrosive
  • Cleaning solvents: Ignitable
  • corrosion inhibitor: Toxic & Corrosive
  • Data processing fluid: Ignitable
  • Drilling fluids: Toxic & Corrosive
  • Drilling mud: Toxic
  • Dyes: Toxic
  • Etching acid liquid or solvent: Corrosive & Ignitable
  • Fly ash: Toxic & Corrosive
  • Fuel waste: Toxic & Ignitable
  • Insecticides: Toxic
  • Laboratory waste: Toxic, Corrosive, Reactive & Ignitable
  • Lime and sulfur sludge: Corrosive
  • Lime and water: Corrosive
  • Lime sludge: Corrosive
  • Lime wastewater: Corrosive
  • Liquid cement: Ignitable
  • Mine tailings: Toxic & Reactive
  • Obsolete explosives: Reactive
  • Oil and water: Toxic
  • Oil Ash: Toxic & Corrosive
  • Paint (or varnish) remover or stripper: Ignitable
  • Paint thinner: Toxic & Ignitable
  • Paint waste (or slops): Toxic & Ignitable
  • Pickling liquor: Corrosive
  • Pigments: Toxic
  • Plating waste: Toxic & Corrosive
  • Printing Ink: Toxic
  • Retrograde explosives: Reactive
  • Sludge acid: Corrosive
  • Soda ash: Corrosive
  • Solvents: Ignitable
  • Spent acid: Corrosive
  • Spent caustic: Corrosive
  • Spent (or waste) cyanide solutions: Toxic & Corrosive
  • Spent mixed acid: Corrosive
  • Spent plating solution: Toxic & Corrosive
  • Spent sulfuric acid: Corrosive
  • Stripping solution: Toxic & Ignitable
  • Sulfonation oil: Ignitable
  • Tank bottom sediment: Toxic
  • Tanning sludges: Toxic
  • Toxic chemical toilet wastes: Toxic
  • Unrinsed pesticide containers: Toxic
  • Unwanted or waste pesticides - an unusable portion of active ingredient or undiluted formulation: Toxic
  • Waste epoxides: Toxic & Ignitable
  • Waste or slop oil: Toxic
  • Weed Killer: Toxic