中文名 | 2,4-二羟基苯乙酸 |
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英文名 | 2-(2,4-dihydroxyphenyl)acetic acid |
英文别名 |
2,4-Dihydroxyphenylacetic acid
(2,4-Dihydroxyphenyl)acetic acid 3,4-dihydroxyphenyl acetic acid Benzeneacetic acid, 3,4-dihydroxy- Benzeneacetic acid, 3,4-dihydroxy- (9CI) DOPAC Benzeneacetic acid, 2,4-dihydroxy- (3,4-Dihydroxyphenyl)acetic acid 3,4-dihydroxyphenylacetic acid 3,4-Dihydroxyphenylacetate (3,4-dihydroxyphenyl)-Acetic acid |
密度 | 1.5±0.1 g/cm3 |
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沸点 | 419.0±14.0 °C at 760 mmHg |
分子式 | C8H8O4 |
分子量 | 168.147 |
闪点 | 221.4±16.6 °C |
精确质量 | 168.042252 |
PSA | 77.76000 |
LogP | 0.05 |
外观性状 | 油状物质 |
蒸汽压 | 0.0±1.0 mmHg at 25°C |
折射率 | 1.643 |
储存条件 | 2-8℃,密封,干燥 |
危害码 (欧洲) | Xi |
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海关编码 | 2918290000 |
海关编码 | 2918290000 |
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中文概述 | 2918290000 其他含酚基但不含其他含氧基羧酸及其酸酐、酰卤化物、过氧化物和过氧酸及它们的衍生物。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。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 |
监管条件 | A.入境货物通关单 B.出境货物通关单 |
检验检疫 | R.进口食品卫生监督检验 S.出口食品卫生监督检验 |
Summary | HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0% |