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| CAS号 : | 1176-74-5 |
精确质量 : | 657.76300 |
| 分子式 : | C22H14Br4O4 |
logP : | 7.03610 |
| 分子量 : | 661.96000 |
PSA : | 63.60000 |
四溴酚酞乙酯 | |
Tetrabromophenolphthalein ethyl ester | |
1176-74-5 | |
C22H14Br4O4 | |
661.96000 | |
63.60000 | |
7.03610 | |
657.76300 |
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328.7ºC
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5.87E-16mmHg at 25°C
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-20ºC
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208-211ºC
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619.9ºC at 760 mmHg
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2918990090
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S22-S24/25
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HS: 2918990090 Other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives |
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品名, 成分含量, 用途 |
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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% |
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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% |
