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| CAS号 : | 2321-07-5 |
精确质量 : | 332.06800 |
| 分子式 : | C20H12O5 |
logP : | 3.96860 |
| 分子量 : | 332.30600 |
PSA : | 87.74000 |
荧光素 | |
fluorescein | |
2321-07-5 | |
C20H12O5 | |
332.30600 | |
87.74000 | |
3.96860 | |
332.06800 |
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1.46355
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橙色-红色结晶粉末
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232.6ºC
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620.8ºC at 760 mmHg
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320 °C(lit.)
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1.6 g/cm3
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insoluble
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Stable. Combustible. Incompatible with strong oxidizing agents.
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-20ºC
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LM5075000
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3
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S22-S24/25-S37/39-S26
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I; II; III
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3204200000
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Xi
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R36; R43
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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% |
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