| 序号 | 中文名称 | 英文名称 |
|---|---|---|
| 833 | 氢氰酸及其盐类 | Hydrogen cyanide (CAS No. 74-90-8) and its salts |
| 834 | 8-羟基喹啉及其硫酸盐(化妆品限用组分中的8-羟基喹啉硫酸盐除外) | Hydroxy-8-quinoline (CAS No. 148-24-3) and its sulfate (CAS No. 134-31-6), except for the uses of the sulphate provided in restricted substances in cosmetics products |
| 835 | 羟乙基-2,6-二硝基对茴香胺及其盐类 | Hydroxyethyl-2,6-dinitro-p-anisidine (CAS No. 122252-11-3) and its salts |
| 836 | 羟乙氨甲基对氨基苯酚及其盐类 | Hydroxyethylaminomethyl-p-aminophenol and its salts (CAS No. 110952-46-0 / CAS No. 135043-63-9) |
| 837 | 羟吡啶酮及其盐类 | Hydroxypyridinone (CAS No. 822-89-9)and its salts |
| 838 | 东莨菪碱及其盐类和衍生物 | Hyoscine (CAS No. 51-34-3), its salts and derivatives |
| 839 | 莨菪碱及其盐类和衍生物 | Hyoscyamine (CAS No. 101-31-5), its salts and derivatives |
| 840 | 咪唑啉-2-硫酮 | Imidazolidine-2-thione (Ethylene thiourea) (CAS No. 96-45-7) |