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| CAS号 : | 6106-24-7 |
精确质量 : | 230.00100 |
| 分子式 : | C4H8Na2O8 |
logP : | -4.92060 |
| 分子量 : | 230.08100 |
PSA : | 139.18000 |
酒石酸钠 | |
Disodium tartrate dihydrate | |
6106-24-7 | |
C4H8Na2O8 | |
230.08100 | |
139.18000 | |
-4.92060 | |
230.00100 |
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白色结晶粉末
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Stable. Incompatible with strong oxidizing agents.
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209.4ºC
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150°C -2H₂O
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1,82 g/cm3
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290 g/L (20 ºC)
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399.3ºC at 760 mmHg
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2918130000
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3
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R36/37/38
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S24/25
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WW8150000
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Xi
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HS:2918130000.Salts and esters of tartaric acid |
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品名, 成分含量, 用途 |
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A.入境货物通关单 B.出境货物通关单 |
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R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验 |
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2918130000 酒石酸盐及酒石酸酯. 增值税率:17.0% 退税率:9.0% 监管条件:AB(入境货物通关单,出境货物通关单) 最惠国关税:6.5% 普通关税:30.0% |
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2918130000 salts and esters of tartaric acid。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0% |
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2918130000. Salts and esters of tartaric acid. General tariff: |
1.将酒石酸加热溶解于蒸馏水中,稍冷,在不断搅拌下将30%氢氧化钠慢慢加入使ph值为7~8之间,脱色过滤,减压浓缩至有结晶出现,冷却,过滤出结晶,于50~60℃下干燥,即为成品。反应式为: | |
用于制药、食品加工、电镀,稳定剂等用作分析试剂及生化试剂 |