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| CAS号 : | 143874-13-9 |
精确质量 : | 138.02800 |
| 分子式 : | C8H4F2 |
logP : | 1.94610 |
| 分子量 : | 138.11400 |
PSA : | 0.00000 |
3,4-二氟苯乙炔 | |
3,4-Difluorophenylacetylene | |
143874-13-9 | |
C8H4F2 | |
138.11400 | |
0.00000 | |
1.94610 | |
138.02800 |
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1.4902
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31.4ºC
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5.998mmHg at 25°C
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1.17g/cm3
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145.9ºC at 760mmHg
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2903999090
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UN 1993 3/PG 2
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R11
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F
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品名, 成分含量, 用途 |
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2903999090 其他芳烃卤化衍生物. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0% |
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2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
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2903999090. Halogenated derivatives of aromatic hydrocarbons. General tariff: |
