英文名 | (+/-)-trans-Oxiran-2,3-dicarbonsaeure |
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英文别名 |
DL-Tyr
trans-epoxysuccinic acid trans-oxirane-2,3-dicarboxylic acid (2S,3S)-2,3-OXIRANEDICARBOXYLIC ACID |
分子式 | C4H4O5 |
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分子量 | 132.07200 |
精确质量 | 132.00600 |
PSA | 87.13000 |
海关编码 | 2918990090 |
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海关编码 | 2918990090 |
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中文概述 | 2918990090. 其他含其他附加含氧基羧酸(包括酸酐、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:13.0%. 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 | 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |