| 英文名 | 2,3-dihydroxybutanoic acid |
|---|---|
| 英文别名 |
(+-)-threo-2,3-Dihydroxy-buttersaeure
4-deoxy-DL-threonic acid 4-Desoxy-threonsaeure 4-Desoxy-DL-threonsaeure DL-threo-2.3-Dihydroxy-buttersaeure 2,3-Dihydroxybutyric acid dl-Threo-dioxybuttersaeure |
| 密度 | 1.413g/cm3 |
|---|---|
| 沸点 | 358.8ºC at 760mmHg |
| 分子式 | C4H8O4 |
| 分子量 | 120.10400 |
| 闪点 | 185ºC |
| 精确质量 | 120.04200 |
| PSA | 77.76000 |
| 海关编码 | 2918199090 |
|---|
| 海关编码 | 2918199090 |
|---|---|
| 中文概述 | HS: 2918199090. 其他含醇基但不含其他含氧基羧酸（包括其酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 增值税率:17.0%. 退税率:9.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0% |
| 申报要素 | 品名, 成分含量, 用途 |
| Summary | 2918199090 other carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |