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| CAS号 : | 628-39-7 |
精确质量 : | 217.91100 |
| 分子式 : | C4H10Se2 |
logP : | 1.18620 |
| 分子量 : | 216.04200 |
PSA : | 0.00000 |
二乙基二硒醚 | |
(ethyldiselanyl)ethane | |
628-39-7 | |
C4H10Se2 | |
216.04200 | |
0.00000 | |
1.18620 | |
217.91100 |
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1.476825
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22ºC
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85ºC 21mm
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1.23 g/cm3
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below 5ºC
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S20/21; S28; S45
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UN 3283
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R23/25; R33; R50/53
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2933990090
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2933990090. 其他仅含氮杂原子的杂环化合物. 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:20.0% | |
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
