世界卫生组织国际癌症研究机构致癌物清单（一二三四类）

2类致癌物清单（共357种，含2A类71种，2B类286种）

2A类致癌物：对人类致癌性证据有限，对实验动物致癌性证据充分。

2B类致癌物：对人类致癌性证据有限，对实验动物致癌性证据并不充分；或对人类致癌性证据不足，对实验动物致癌性证据充分。

序号英文名称中文名称确定时间（年）亚类

1 1-(2-Chloroethyl)-3-cyclohexyl-1-nitrosourea (CCNU) 1-（2-氯乙基）-3-环己基-1-亚硝基脲（CCNU） 1987 2A

2 1,2,3-Trichloropropane 1,2,3-三氯丙烷 1995 2A

3 1,2-Dimethylhydrazine 1,2-二甲基肼 1999 2A

4 1,3-Propane sultone 1,3-丙烷磺内酯 2017 2A

5 1-Nitropyrene 1-硝基芘 2014 2A

6 2-Nitrotoluene 2-硝基甲苯 2013 2A

7 4-Chloro-ortho-toluidine 4-氯-邻-甲苯胺 2010 2A

8 5-Methoxypsoralen 5-甲氧基补骨脂素 1987 2A

9 6-Nitrochrysene 6-硝基屈,6-硝基联苯 2014 2A

10 Acrylamide 丙烯酰胺 1994 2A

11 Adriamycin 阿霉素 1987 2A

12 alpha-Chlorinated toluenes (benzal chloride, benzotrichloride, benzyl chloride) and benzoyl chloride (combined exposures) α-氯代甲苯（二氯甲基苯,三氯甲苯,氯化苄）和苯甲酰氯(混合暴露) 1999 2A

13 Androgenic (anabolic) steroids 雄激素（合成代谢）类固醇 1987 2A

14 Art glass, glass containers and pressed ware (manufacture of) 艺术玻璃,玻璃容器和压制品（制造） 1993 2A

15 Azacitidine 阿扎胞苷 1990 2A

16 Biomass fuel (primarily wood), indoor emissions from household combustion of 生物质燃料（主要是木材）,家用燃烧排放的废物 2010 2A

17 Bischloroethyl nitrosourea (BCNU) 双氯乙亚硝脲(卡氮芥) 1987 2A

18 Bitumens, occupational exposure to oxidized bitumens and their emissions during roofing 沥青,职业暴露于氧化沥青及其在屋顶过程中的排放 2013 2A

19 Captafol 敌菌丹 1991 2A

20 Carbon electrode manufacture 碳电极制造 2010 2A

21 Chloral 三氯乙醛 2014 2A

22 Chloral hydrate 水合氯醛 2014 2A

23 Chloramphenicol 氯霉素 1990 2A

24 Chlorozotocin 氯脲霉素 1990 2A

25 Cisplatin 顺铂 1987 2A

26 Cobalt metal with tungsten carbide 钴金属与碳化钨 2006 2A

27 Creosotes 杂酚油 2010 2A

28 Cyclopenta[cd]pyrene 环戊二烯并[ CD]芘 2010 2A

29 Diazinon 二嗪磷 2017 2A

30 Dibenz[a,h]anthracene 二苯并[a,h]蒽 2010 2A

31 Dibenz[a,j]acridine 二苯并(a,j)丫啶 2013 2A

32 Dibenzo[a,l]pyrene 二苯并(a,l)芘 2010 2A

33 Dichloromethane (Methylene chloride) 二氯甲烷 2017 2A

34 Diethyl sulfate 硫酸二乙酯 1999 2A

35 Dimethyl sulfate 硫酸二甲酯 1999 2A

36 Dimethylcarbamoyl chloride 二甲氨基甲酰氯 1999 2A

37 Epichlorohydrin 环氧氯丙烷 1999 2A

38 Ethyl carbamate (Urethane) 氨基甲酸乙酯（尿烷） 2010 2A

39 Ethylene dibromide 二溴乙烷 1999 2A

40 Frying, emissions from high-temperature 油炸,高温排放 2010 2A

41 Glycidol 缩水甘油 2000 2A

42 Glyphosate 草甘膦 2017 2A

43 Hairdresser or barber (occupational exposure as a) 理发师或理发师（职业暴露） 2010 2A

44 Human papillomavirus type 68 人乳头瘤病毒68型 2012 2A

45 Indium phosphide 磷化铟 2006 2A

46 IQ (2-Amino-3-methylimidazo[4,5-f]quinoline) IQ（2 -氨基-3 -甲基[ 4,5 - F ]喹啉） 1993 2A

47 Lead compounds, inorganic 无机铅化合物 2006 2A

48 Malaria (caused by infection with Plasmodium falciparum in holoendemic areas) 疟原虫（全地区感染的恶性疟原虫感染） 2014 2A

49 Malathion 马拉硫磷 2017 2A

50 Merkel cell polyomavirus (MCV) 默克尔细胞多瘤病毒（MCV） 2014 2A

51 Methyl methanesulfonate 甲磺酸甲酯 1999 2A

52 N-Ethyl-N-nitrosourea N-亚硝基-N-乙基脲 1987 2A

53 Nitrate or nitrite (ingested) under conditions that result in endogenous nitrosation 硝酸盐或亚硝酸盐（摄入）,在导致内源性亚硝化的条件下 2010 2A

54 Nitrogen mustard 氮芥 1987 2A

55 N-Methyl-N-nitrosourea N-甲基-N-亚硝基脲 1987 2A

56 N-Nitrosodiethylamine N-亚硝基二乙胺 1987 2A

57 N-Nitrosodimethylamine N-二甲基亚硝胺 1987 2A

58 Non-arsenical insecticides (occupational exposures in spraying and application of) 非砷杀虫剂（喷洒和应用中的职业照射） 1991 2A

59 Petroleum refining (occupational exposures in) 石油炼制（职业暴露） 1989 2A

60 Pioglitazone 吡格列酮 2016 2A

61 Polybrominated biphenyls 多溴联苯 2016 2A

62 Procarbazine hydrochloride 盐酸甲基苄肼 1987 2A

63 Shiftwork that involves circadian disruption 涉及昼夜节律紊乱的转变 2010 2A

64 Silicon carbide whiskers 碳化硅晶须 2017 2A

65 Styrene-7,8-oxide 氧化苯乙烯 1994 2A

66 Teniposide 替尼泊苷 2000 2A

67 Tetrachloroethylene (Perchloroethylene) 四氯乙烯（全氯乙烯） 2014 2A

68 Tetrafluoroethylene 四氟乙烯 2017 2A

69 Tris(2,3-dibromopropyl) phosphate 磷酸三（2,3-二溴丙基）酯 1999 2A

70 Vinyl bromide 溴乙烯 2008 2A

71 Vinyl fluoride 氟乙烯 2008 2A

72 1,1,1,2-Tetrachloroethane 1,1,2,2-四氯乙烷 2014 2B

73 1,1,2,2-Tetrachloroethane 四氯乙烷 2014 2B

74 1,1-Dimethylhydrazine 1、1-二甲肼 1999 2B

75 1,2-Dibromo-3-chloropropane 1,2-二溴-3-氯丙烷 1999 2B

76 1,2-Dichloroethane 1,2-二氯乙烷 1999 2B

77 1,2-Diethylhydrazine 1,2-二甲基肼 1999 2B

78 1,2-Epoxybutane 1,2-环氧丁烷 1999 2B

79 1,3-Dichloro-2-propanol 1,3-二氯-2-丙醇 2013 2B

80 1,3-Dichloropropene (technical-grade) 1,3-二氯-1-丙烯 2-氯丙烯基氯 1999 2B

81 1,3-Dinitropyrene 1,3-二硝基芘 2014 2B

82 1,4-Dioxane 1,4-二氧六环 1999 2B

83 1,6-Dinitropyrene 1,6-二硝基芘 2014 2B

84 1,8-Dinitropyrene 1,8-二硝基芘 2014 2B

85 1-[(5-Nitrofurfurylidene)amino]-2-imidazolidinone 1-[(5-硝基呋喃亚甲基)氨基]-2-咪唑烷酮 1987 2B

86 1-Amino-2,4-dibromoanthraquinone 1-氨基-2,4-二溴蒽醌 2013 2B

87 1-Chloro-2-methylpropene 1-氯-2-甲基-1-丙烯 1995 2B

88 1-Hydroxyanthraquinone 1-羟基蒽醌 2002 2B

89 2-(2-Formylhydrazino)-4-(5-nitro-2-furyl)thiazole 2-（2-甲酰肼基）-4-（5-硝基-2-呋喃基）噻唑 1987 2B

90 2,2-Bis(bromomethyl)propane-1,3-diol 2,2-双(溴甲基)-1,3-丙二醇 2000 2B

91 2,3-Dibromopropan-1-ol 2,3-二溴丙烷-1-ol 2000 2B

92 2,4-D (2,4-dichlorophenoxyacetic acid) (See also Chlorophenoxy herbicides) 2,4-D（2,4-二氯苯氧乙酸）（参见氯苯除草剂） 2016 2B

93 2,4-Diaminoanisole 2,4-二氨基苯甲醚硫酸盐 2001 2B

94 2,4-Diaminotoluene 二氨基甲苯 1987 2B

95 2,4-Dinitrotoluene 2,4-二硝基甲苯 1996 2B

96 2,4-Hexadienal 2,4-己二烯醛 2013 2B

97 2,6-Dimethylaniline (2,6-Xylidine) 2,6-二甲基苯胺（2,6-二甲代苯胺） 1993 2B

98 2,6-Dinitrotoluene 2,6-二硝基甲苯 1996 2B

99 2-Amino-5-(5-nitro-2-furyl)-1,3,4-thiadiazole 2-氨基-5-(5-硝基-2-呋喃)-1,3,4-噻二唑 1987 2B

100 2-Methyl-1-nitroanthraquinone (uncertain purity) 2-甲基-1-硝基蒽醌（不确定纯度） 1987 2B

101 2-Methylaziridine (Propyleneimine) 丙烯亚胺（亚胺） 1999 2B

102 2-Methylimidazole 2-甲基咪唑 2013 2B

103 2-Nitroanisole 2 -硝基苯甲醚 1996 2B

104 2-Nitrofluorene 2-硝基芴 2014 2B

105 2-Nitropropane 2-硝基丙烷 1999 2B

106 3-(N-Nitrosomethylamino)propionitrile N-亚硝基二正丙胺 2004 2B

107 3,3'-Dichloro-4,4'-diaminodiphenyl ether 3,3'- 二氯-4,4’-二氨基二苯醚 1987 2B

108 3,3'-Dichlorobenzidine 3,3’-二氯联苯胺 1987 2B

109 3,3'-Dimethoxybenzidine (ortho-Dianisidine) 3,3'-二甲基联苯胺（正-联茴香胺) 1987 2B

110 3,3'-Dimethylbenzidine (ortho-Tolidine) 3,3'-二甲基联苯胺（正-联甲苯胺) 1987 2B

111 3,7-Dinitrofluoranthene 3,7-二硝基荧蒽 2014 2B

112 3,9-Dinitrofluoranthene 3,9-苯并荧蒽 2014 2B

113 3-Chloro-4-(dichloromethyl)-5-hydroxy-2(5H)-furanone 3-氯-4-(二氯甲基)-5-羟基-2(5H)-呋喃酮 2004 2B

114 3-Monochloro-1,2-propanediol 3 -氯- 1,2 -丙二醇 2013 2B

115 3-Nitrobenzanthrone 3-硝基苯并蒽酮 2014 2B

116 4,4'-Diaminodiphenyl ether 4,4'-二氨基二苯醚 1987 2B

117 4,4'-Methylene bis(2-methylaniline) 4,4'-亚甲基双（2-甲基苯胺） 1987 2B

118 4,4'-Methylenedianiline 4,4'-二氨基二苯甲烷 1987 2B

119 4,4'-Thiodianiline 4,4-硫代二苯胺 1987 2B

120 4-Chloro-ortho-phenylenediamine 4-氯- 邻苯二胺 1987 2B

121 4-Methylimidazole 4-甲基咪唑 2013 2B

122 4-Nitropyrene 4 -硝基芘 2014 2B

123 4-Vinylcyclohexene 4-乙烯基环己烯 1994 2B

124 4-Vinylcyclohexene diepoxide 4-乙烯基环己烯二环氧化物 1994 2B

125 5-(Morpholinomethyl)-3-[(5-nitrofurfurylidene)amino]-2-oxazolidinone 5-（吗啉代甲基）-3 - [（5-硝基糠基）氨基] -2-恶唑烷酮 1987 2B

126 5-Methylchrysene 5-甲基屈 2010 2B

127 5-Nitroacenaphthene 5-硝基苊 1987 2B

128 7H-Dibenzo[c,g]carbazole 7H-二苯并咔唑(194-59-2) 2013 2B

129 A-alpha-C (2-Amino-9H-pyrido[2,3-b]indole) 2-氨基-9H-吡啶[2,3-b]吲哚 1987 2B

130 Acetaldehyde 乙醛 1999 2B

131 Acetamide 乙酰胺 1999 2B

132 Acrylonitrile 丙烯腈 1999 2B

133 AF-2 [2-(2-Furyl)-3-(5-nitro-2-furyl)acrylamide] AF-2 [2-（2-呋喃基）-3-（5-硝基-2-呋喃基）丙烯酰胺] 1987 2B

134 Aflatoxin M1 黄曲霉毒素M1 1993 2B

135 Aloe vera, whole leaf extract 芦荟全叶提取物 2016 2B

136 a-Methylstyrene a-甲基苯乙烯 2013 2B

137 Amsacrine 安吖啶 2000 2B

138 Anthraquinone 蒽醌 2013 2B

139 Antimony trioxide 三氧化锑 1989 2B

140 Aramite® 杀螟丹 1987 2B

141 Auramine 金胺 2012 2B

142 Azaserine 重氮丝氨酸 1987 2B

143 Aziridine 氮杂环丙烷 1999 2B

144 Benz[a]anthracene 苯并〔一]蒽 2010 2B

145 Benz[j]aceanthrylene 苯并[j]乙烯合蒽 2010 2B

146 Benzo[b]fluoranthene 苯并(b)荧蒽 2010 2B

147 Benzo[c]phenanthrene 苯并- 3 ,4 -菲 2010 2B

148 Benzo[j]fluoranthene 苯并[j]荧蒽 2010 2B

149 Benzo[k]fluoranthene 苯并[k]荧蒽 2010 2B

150 Benzofuran 香豆酮 1995 2B

151 Benzophenone 苯甲酮 2013 2B

152 Benzyl violet 4B 苄基紫4B 1987 2B

153 beta-Butyrolactone β-丁内酯 1999 2B

154 beta-Propiolactone β-丙内酯 1999 2B

155 Bitumens, occupational exposure to hard bitumens and their emissions during mastic asphalt work 沥青,暴露于硬沥青及其排放物的工作者 2013 2B

156 Bitumens, occupational exposure to straight-run bitumens and their emissions during road paving 沥青 2013 2B

157 BK polyomavirus (BKV) BK多瘤病毒（BKV） 2014 2B

158 Bleomycins 博来霉素类 1987 2B

159 Bracken fern 蕨类植物 1987 2B

160 Bromochloroacetic acid 溴氯乙酸 2013 2B

161 Bromodichloromethane 溴二氯甲烷 1999 2B

162 Butylated hydroxyanisole (BHA) 叔丁基羟基茴香醚（BHA） 1987 2B

163 Caffeic acid 咖啡酸 1993 2B

164 Carbazole 咔唑 2013 2B

165 Carbon black 碳黑/ 炭黑 2010 2B

166 Carbon nanotubes, multiwalled MWCNT-7 碳纳米管 2017 2B

167 Carbon tetrachloride 四氯化碳 1999 2B

168 Carpentry and joinery 木工和细木工 1987 2B

169 Carrageenan, degraded (Poligeenan) 卡拉胶、降解 1987 2B

170 Catechol 儿茶酚 1999 2B

171 Chlordane 氯丹 2001 2B

172 Chlordecone (Kepone) 十氯丹(开蓬) 1987 2B

173 Chlorendic acid 氯菌酸 1990 2B

174 Chlorinated paraffins of average carbon chain length C12 and average degree of chlorination approximately 60% 平均碳链长度为C12和平均氯化程度约为60的氯化石蜡 1990 2B

175 Chloroform 氯仿 1999 2B

176 Chlorophenoxy herbicides 氯苯氧化除草剂 1987 2B

177 Chloroprene 氯丁二烯 1999 2B

178 Chlorothalonil 百菌清 1999 2B

179 Chrysene 1,2-苯并菲 2010 2B

180 CI Acid Red 114 CI酸性红114 1993 2B

181 CI Basic Red 9 碱性红9 2010 2B

182 CI Direct Blue 15 直接蓝15 1993 2B

183 Citrus Red No. 2 柑橘红2号 1987 2B

184 Cobalt and cobalt compounds 钴和钴化合物 1991 2B

185 Cobalt metal without tungsten carbide 金属钴碳化钨 2006 2B

186 Cobalt sulfate and other soluble cobalt(II) salts "硫酸钴和其他可溶性钴（II）盐

" 2006 2B

187 Coconut oil diethanolamine condensate 椰子油二乙醇酰胺凝 2013 2B

188 Cumene 枯烯 2013 2B

189 Cycasin 苏铁素 1987 2B

190 Dacarbazine 达卡巴嗪 1987 2B

191 Dantron (Chrysazin; 1,8-Dihydroxyanthraquinone) 二羟蒽醌（柯嗪；1,8-二羟基蒽醌） 1990 2B

192 Daunomycin 柔红霉素 1987 2B

193 Di(2-ethylhexyl)phthalate 二（2-乙基己基）邻苯二甲酸酯 2013 2B

194 Dibenz[a,h]acridine 二苯并(a,h)丫啶 2013 2B

195 Dibenz[c,h]acridine 二苯并(c,h)丫啶 2013 2B

196 Dibenzo[a,h]pyrene 二苯并(a,h)芘 2010 2B

197 Dibenzo[a,i]pyrene 二苯并[a,i]芘 2010 2B

198 Dibromoacetic acid 二溴乙酸 2013 2B

199 Dibromoacetonitrile 二溴乙腈 2013 2B

200 Dichloroacetic acid 二氯乙酸 2014 2B

201 Dichlorvos 敌敌畏 1991 2B

202 Diesel fuel, marine 柴油 1989 2B

203 Diethanolamine 二乙醇胺 2013 2B

204 Diglycidyl resorcinol ether 间苯二酚二缩水甘油醚 1999 2B

205 Digoxin 地高辛 2016 2B

206 Dihydrosafrole 二氢黄樟素 1987 2B

207 Diisopropyl sulfate 硫酸二异丙酯 1999 2B

208 Dimethylarsinic acid 二甲基胂酸 2012 2B

209 Disperse Blue 1 分散蓝1 1990 2B

210 Dry cleaning (occupational exposures in) 干洗（职业暴露） 1995 2B

211 Engine exhaust, gasoline 发动机排气,汽油 2014 2B

212 Ethyl acrylate 丙烯酸乙酯 1999 2B

213 Ethyl methanesulfonate 甲磺酸乙酯 1987 2B

214 Ethylbenzene 乙苯 2000 2B

215 Firefighter (occupational exposure as a) 消防（职业暴露） 2010 2B

216 Fuel oils, residual (heavy) 燃油,残油 1989 2B

217 Fumonisin B1 伏马毒素B1 2002 2B

218 Furan 呋喃 1995 2B

219 "Fusarium moniliforme, toxins derived from (fumonisin B1,

fumonisin B2, and fusarin C)" 伏马毒素B1 1993 2B

220 Gasoline 汽油 1989 2B

221 Ginkgo biloba extract 银杏叶提取物 2016 2B

222 Glu-P-1 (2-Amino-6-methyldipyrido[1,2-a:3',2'-d]imidazole) 2-氨基-6-甲基二吡啶[1,2-A:3',2'-D]咪唑盐酸盐水合 1987 2B

223 Glu-P-2 (2-Aminodipyrido[1,2-a:3',2'-d]imidazole) 2-氨基二吡啶并[1,2-A:3’,2’-D]咪唑盐酸盐 1987 2B

224 Glycidaldehyde 甘油醛 1999 2B

225 Goldenseal root powder 黄根根粉 2016 2B

226 Griseofulvin 灰黄霉素 2001 2B

227 HC Blue No. 1 HC 蓝1号 1993 2B

228 Heptachlor 七氯 2001 2B

229 Hexachlorobenzene 六氯苯 2001 2B

230 Hexachlorocyclohexanes 六氯环已烷 1987 2B

231 Hexachloroethane 六氯乙烷 1999 2B

232 Hexamethylphosphoramide 六甲基磷酰胺 1999 2B

233 Human immunodeficiency virus type 2 (infection with) 人类免疫缺陷病毒2型（感染） 1996 2B

234 Human papillomavirus types 26, 53, 66, 67, 70, 73, 82 人类乳头瘤病毒26,53,66,67,70,73,82 2012 2B

235 Human papillomavirus types 30, 34, 69, 85, 97 人类乳头瘤病毒30,34,69,85,97 2012 2B

236 Human papillomavirus types 5 and 8 (in patients with epidermodysplasia verruciformis) 人类乳头瘤病毒5型和8型（在疣状表皮发育不良患者中） 2012 2B

237 Hydrochlorothiazide 氢氯噻嗪 2016 2B

238 Implanted foreign bodies of metallic cobalt, metallic nickel and an alloy powder containing 66-67% nickel, 13-16% chromium, and 7% iron 金属钴,金属镍和含有66-67％镍,13-16％铬和7％铁的合金粉末的异物 1999 2B

239 Indeno[1,2,3-cd]pyrene 茚并[1,2,3-cd]芘 2010 2B

240 Iron-dextran complex 铁右旋糖酐复合物 1987 2B

241 Isoprene 异戊二烯 1999 2B

242 JC polyomavirus (JCV) JC多瘤病毒（JCV） 2014 2B

243 Kava extract 卡瓦胡椒提取物 2016 2B

244 Lasiocarpine 毛足菊素 1987 2B

245 Lead 铅 1987 2B

246 Magenta 品红 2012 2B

247 Magnetic fields, extremely low-frequency 极低频磁场 2002 2B

248 MeA-alpha-C (2-Amino-3-methyl-9H-pyrido[2,3-b]indole) 2-氨基-3-甲基-9H-吡啶[2,3-b]吲哚 1987 2B

249 Medroxyprogesterone acetate 安宫黄体酮 1987 2B

250 MeIQ (2-Amino-3,4-dimethylimidazo[4,5-f]quinoline) 2-氨基-3,4-二甲基-3H-咪唑并喹啉 1993 2B

251 MeIQx (2-Amino-3,8-dimethylimidazo[4,5-f]quinoxaline) 2-氨基-3,8-二甲基咪唑并喹喔啉 1993 2B

252 Merphalan 异芳芥片 1987 2B

253 metallic implants prepared as thin smooth films 金属植入薄膜 1999 2B

254 Methyl isobutyl ketone 甲基异丁基甲酮 2013 2B

255 Methylarsonic acid 甲基胂酸 2012 2B

256 Methylazoxymethanol acetate 甲基氧化偶氮甲醇醋酸盐 1987 2B

257 Methyleugenol 甲基丁香酚 2013 2B

258 Methylmercury compounds 甲基汞化合物 1993 2B

259 Methylthiouracil 甲基硫氧嘧啶 2001 2B

260 Metronidazole 甲硝唑 1987 2B

261 Michler’s base [4,4´-methylenebis(N,N-dimethyl)benzenamine] 米歇尔碱[4,4'-亚甲基(N,N-二甲基)苯胺] 2010 2B

262 Michler’s ketone [4,4´-Bis(dimethylamino)benzophenone] 米克勒酮[ 4´- Bis（二甲氨基）苯甲酮] 2010 2B

263 Microcystin-LR 微囊藻毒素(LR亚型) 2010 2B

264 Mirex 灭蚁灵 1987 2B

265 Mitomycin C 丝裂霉素C 1987 2B

266 Mitoxantrone 米托蒽醌 2000 2B

267 Monocrotaline 野百合碱 1987 2B

268 N,N'-Diacetylbenzidine N,N'-醋酸联苯胺 1987 2B

269 N-[4-(5-Nitro-2-furyl)-2-thiazolyl]acetamide N-[4-(5-硝基-2-呋喃基)-2-乙酰胺 1987 2B

270 Nafenopin 奈酚平 1987 2B

271 Naphthalene 萘 2002 2B

272 Nickel, metallic and alloys 镍,金属和合金 1990 2B

273 Niridazole 硝噻哒唑 1987 2B

274 Nitrilotriacetic acid and its salts 氨三乙酸及其盐 1999 2B

275 Nitrobenzene 硝基苯 1996 2B

276 Nitrofen (technical-grade) 硝基苯（工业级） 1987 2B

277 Nitrogen mustard N-oxide 氮芥N氧化物 1987 2B

278 Nitromethane 硝基甲烷 2000 2B

279 N-Methyl-N-nitrosourethane N-甲基-尿烷 1987 2B

280 N-Nitrosodiethanolamine N, - 亚硝基二乙醇胺 2000 2B

281 N-Nitrosodi-n-butylamine N, - 甲硝基二正丁胺 1987 2B

282 N-Nitrosodi-n-propylamine N, -亚硝基二正丙胺 1987 2B

283 N-Nitrosomethylethylamine N-亚硝基甲乙胺 1987 2B

284 N-Nitrosomethylvinylamine N, - 亚硝基甲基乙烯基胺 1987 2B

285 N-Nitrosomorpholine N -亚硝基吗啉 1987 2B

286 N-Nitrosopiperidine N-亚硝基哌啶烷 1987 2B

287 N-Nitrosopyrrolidine N, - 亚硝基吡咯烷 1987 2B

288 N-Nitrososarcosine N-亚硝基肌氨酸 1987 2B

289 Ochratoxin A 赭曲霉素A 1993 2B

290 Oil Orange SS 橙油SS 1987 2B

291 ortho-Aminoazotoluene 正色（性）的-氨基偶氮甲苯 1987 2B

292 ortho-Anisidine 邻氨基苯甲醚 1999 2B

293 Oxazepam 去甲羟基安定 1996 2B

294 Palygorskite (Attapulgite) (long fibres, > 5 micrometres) 坡缕石（土）（长纤维,＞5微米） 1997 2B

295 Panfuran S (containing dihydroxymethylfuratrizine) 呋喃丹S（含二羟甲基呋格地嗪） 1987 2B

296 para-Aminoazobenzene 对氨基偶氮苯 1987 2B

297 para-Chloroaniline 对氯苯胺 1993 2B

298 para-Cresidine 对-甲酚定 1987 2B

299 para-Dichlorobenzene 对二氯苯 1999 2B

300 para-Dimethylaminoazobenzene 对二甲氨基偶氮苯 1987 2B

301 Parathion 对硫磷 2017 2B

302 Pentosan polysulfate sodium 戊聚糖硫酸钠 2016 2B

303 Perfluorooctanoic acid (PFOA) 全氟辛酸 2017 2B

304 Phenazopyridine hydrochloride 非那吡啶盐酸盐 1987 2B

305 Phenobarbital 苯巴比妥 2001 2B

306 Phenolphthalein 酚酞 2000 2B

307 Phenoxybenzamine hydrochloride 酚苄明盐酸盐 1987 2B

308 Phenyl glycidyl ether 苯基缩水甘油醚 1999 2B

309 Phenytoin 苯妥英 1996 2B

310 PhIP (2-Amino-1-methyl-6-phenylimidazo[4,5-b]pyridine) 2-氨基-1-甲基-6-苯基咪唑[4,5-b]吡啶 1993 2B

311 Pickled vegetables (traditional Asian) 腌制蔬菜 1993 2B

312 Polychlorophenols and their sodium salts (mixed exposures) (see Pentachlorophenol; 2,4,6-Trichlorophenol ) 聚氯酚及其钠盐 1999 2B

313 Polymeric implant prepared as thin smooth films (with the exception of poly-glycolic acid) 制备薄平滑膜（聚乙醇酸除外）的聚合物植入物 1999 2B

314 Ponceau 3R 丽春红3R 1987 2B

315 Ponceau MX 丽春红MX 1987 2B

316 Potassium bromate 溴酸钾 1999 2B

317 Primidone 扑米酮 2016 2B

318 Printing processes (occupational exposures in) 印刷工艺 1996 2B

319 Progestins 孕激素 1987 2B

320 Progestogen-only contraceptives 孕激素避孕药 1999 2B

321 Propylene oxide 环氧丙烷 1994 2B

322 Propylthiouracil 丙基硫氧嘧啶 2001 2B

323 Pulegone 胡薄荷酮 2016 2B

324 Radiofrequency electromagnetic fields 射频电磁场 2013 2B

325 Refractory ceramic fibres 耐火陶瓷纤维 2002 2B

326 Riddelliine 黄樟素 2002 2B

327 Safrole 黄樟素 1987 2B

328 Schistosoma japonicum (infection with) 日本血吸虫 1994 2B

329 Silicon carbide, fibrous 碳化硅 2017 2B

330 Sodium ortho-phenylphenate 联苯酚钠 1999 2B

331 Special-purpose fibres such as E-glass and '475' glass fibres 特殊用途的纤维,如E玻璃和'475'玻璃纤维 2002 2B

332 Sterigmatocystin 杂色曲霉素 1987 2B

333 Streptozotocin 链脲佐菌素 1987 2B

334 Styrene 苯乙烯 2002 2B

335 Sulfallate 草克死 1987 2B

336 Sulfasalazine 柳氮磺胺吡啶 2016 2B

337 Talc-based body powder (perineal use of) 滑石粉（会阴使用） 2010 2B

338 Tetrachlorvinphos 司替罗磷 2017 2B

339 Tetranitromethane 四硝基甲烷 1996 2B

340 Textile manufacturing industry (work in) 纺织制造业（工作人员） 1990 2B

341 Thioacetamide 硫代乙酰胺 1987 2B

342 Thiouracil 硫脲嘧啶 2001 2B

343 Titanium dioxide 钛白粉 2010 2B

344 Toluene diisocyanates 甲苯二异氰酸酯 1999 2B

345 Toxaphene (Polychlorinated camphenes) 毒杀芬(多氯莰烯) 2001 2B

346 trans-2-[(Dimethylamino)methylimino]-5-[2-(5-nitro-2-furyl)-vinyl]-1,3,4-oxadiazole 甲脒,N,N-二甲基-N' - [5- [2-（5-硝基-2-呋喃基）乙烯基] -1,3,4-恶二唑-2-基] - （8CI） 1987 2B

347 Triamterene 三氨蝶啶 2016 2B

348 Trichlormethine (Trimustine hydrochloride) 三氮芥（盐酸三氯氮芥） 1990 2B

349 Trichloroacetic acid 三氯乙酸 2014 2B

350 Trp-P-1 (3-Amino-1,4-dimethyl-5H-pyrido[4,3-b]indole) 3-氨基-1,4-二甲基吡啶并（4,3-B）吲哚 1987 2B

351 Trp-P-2 (3-Amino-1-methyl-5H-pyrido[4,3-b]indole) 3-氨基-1-甲基-5H-吡啶[4,3-B]吲哚 1987 2B

352 Trypan blue 锥蓝 1987 2B

353 Uracil mustard 尿嘧啶氮芥 1987 2B

354 Vanadium pentoxide 五氧化二钒 2006 2B

355 Vinyl acetate 醋酸乙烯酯 1995 2B

356 Zalcitabine 双去氧胞嘧啶核酸 2000 2B

357 Zidovudine (AZT) 齐多夫定（AZT） 2000 2B

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