| 序号 | 中文名称 | 英文名称 |
|---|---|---|
| 209 | 4-甲氧基甲苯-2,5-二胺及其盐酸盐 | 4-Methoxytoluene-2,5-Diamine (CAS No. 56496-88-9) and its HCl salt |
| 210 | 二异氰酸 4-甲基间亚苯酯(甲苯-2,4-二异氰酸酯) | 4-Methyl-m-phenylene diisocyanate (Toluene 2,4-diisocyanate) (CAS No. 584-84-9) |
| 211 | 4-甲基间苯二胺(甲苯-2,4-二胺)及其盐类 | 4-Methyl-m-phenylenediamine (Toluene-2,4-diamine) (CAS No. 95-80-7) and its salts |
| 212 | 4-硝基联苯 | 4-Nitrobiphenyl (CAS No. 92-93-3) |
| 213 | 4-硝基间苯二胺及其盐类 | 4-Nitro-m-phenylenediamine(CAS No. 5131-58-8) and its salts |
| 214 | 4-亚硝基苯酚 | 4-Nitrosophenol (CAS No. 104-91-6) |
| 215 | 4-邻甲苯基偶氮邻甲苯胺 | 4-o-Tolylazo-o-toluidine (CAS No. 97-56-3) |
| 216 | 盐酸柠檬酸柯衣定盐 | 4-Phenylazophenylene-1, 3-diamine citrate hydrochloride (chrysoidine citrate hydrochloride) (CAS No. 5909-04-6) |