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| CAS号 : | 678-78-4 |
精确质量 : | 243.97700 |
| 分子式 : | C5F8O2 |
logP : | 1.88450 |
| 分子量 : | 244.04000 |
PSA : | 34.14000 |
六氟戊二酰氟化物 | |
2,2,3,3,4,4-hexafluoropentanedioyl difluoride | |
678-78-4 | |
C5F8O2 | |
244.04000 | |
34.14000 | |
1.88450 | |
243.97700 |
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1.283
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35.2ºC
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Keep Cold
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1.637 g/cm3
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113.1ºC at 760 mmHg
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2917190090
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UN 3265
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R34
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S26; S36/37/39
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品名, 成分含量, 用途, 对苯二甲酸请注明4-CBA值, 对苯二甲酸请注明P-TL酸值, 对苯二甲酸请注明色度, 对苯二甲酸请注明水分 |
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2917190090 其他无环多元羧酸. 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% |
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2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
有机合成原料 |