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CAS号 : | 304-59-6 |
精确质量 : | 209.95400 |
分子式 : | C4H4KNaO6 |
logP : | -4.79200 |
分子量 : | 210.15900 |
PSA : | 120.72000 |
酒石酸钾钠 | |
potassium sodium L-tartrate | |
304-59-6 | |
C4H4KNaO6 | |
210.15900 | |
120.72000 | |
-4.79200 | |
209.95400 |
白色结晶粉末
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209.4ºC
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100 °C
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70~80℃
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1.24
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Stable.
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Keep tightly closed in a cool place in a tightly closed container.
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-
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S45-S37/39-S26-S36/37/39
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UN 1824 8/PG 2
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2918130000
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C
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R35
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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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制法 K2CO3+Na2CO3+2H2C4H4O6→2KNaC4H4O6+2CO2+2H2O 将89g K2CO3溶于180mL水中,加热并加入酒石酸,直至对酚酞指示剂呈弱碱性反应。然后加入72g Na2CO3,并加入酒石酸,直至对酚酞呈微红色。过滤,冷却滤液,滤出晶体,热水中重结晶,得150g产物。 | |
在食品工业上作焙粉,印刷业上制版、制镜,热水瓶工业作还原剂。 |