L-酒石酸 (CAS No.87-69-4)
- 物化性质
- 无色或白色晶体,无臭,有酸味,易溶于水和乙醇,不溶于氯仿。熔点171-174°C,沸点399°C(分解),相对密度1.7598(20°C),比旋光度+12°(水溶液)。
- 技术参数
- 含量≥99.0% 熔点170-174°C 比旋光度+12.0°~+12.8°(20%水溶液) 干燥失重≤0.5% 重金属(以Pb计)≤10mg/kg
English description(英文原文,共 945 字符)
Product Name:L-Tartaric acid
English Name:L-Tartaric acid
CAS No.:87-69-4
Aliases:L-2,3-Dihydroxysuccinic acid, (2R,3R)-2,3-Dihydroxybutanedioic acid
Molecular Formula:C4H6O6
Physical Properties:Colorless or white crystals, odorless, with acidic taste. Freely soluble in water and ethanol, insoluble in chloroform. Melting point 171-174°C, boiling point 399°C (decomposes), relative density 1.7598 (20°C), specific rotation +12° (in water).
Uses:Used as a pharmaceutical intermediate, resolving agent and chiral source; as an acidulant, flavor modifier and antioxidant in food industry for beverages, candies, jams, etc.; also used in production of tartrate salts and esters, as a metal ion masking agent and an anti-staining agent in textile printing and dyeing.
Technical Specifications:
Assay ≥99.0%
Melting point 170-174°C
Specific rotation +12.0°~+12.8° (20% aqueous solution)
Loss on drying ≤0.5%
Heavy metals (as Pb) ≤10 mg/kg
English Name:L-Tartaric acid
CAS No.:87-69-4
Aliases:L-2,3-Dihydroxysuccinic acid, (2R,3R)-2,3-Dihydroxybutanedioic acid
Molecular Formula:C4H6O6
Physical Properties:Colorless or white crystals, odorless, with acidic taste. Freely soluble in water and ethanol, insoluble in chloroform. Melting point 171-174°C, boiling point 399°C (decomposes), relative density 1.7598 (20°C), specific rotation +12° (in water).
Uses:Used as a pharmaceutical intermediate, resolving agent and chiral source; as an acidulant, flavor modifier and antioxidant in food industry for beverages, candies, jams, etc.; also used in production of tartrate salts and esters, as a metal ion masking agent and an anti-staining agent in textile printing and dyeing.
Technical Specifications:
Assay ≥99.0%
Melting point 170-174°C
Specific rotation +12.0°~+12.8° (20% aqueous solution)
Loss on drying ≤0.5%
Heavy metals (as Pb) ≤10 mg/kg
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1 条供应报价
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常见问题
- L-酒石酸的 CAS 号是多少?
- L-酒石酸的 CAS 号是 87-69-4。
- L-酒石酸的分子式和分子量是什么?
- L-酒石酸的分子式为 C4H6O6。
- L-酒石酸的英文名称是什么?
- L-酒石酸的英文名称为 L-Tartaric acid。
- L-酒石酸还有哪些别名?
- L-酒石酸又称 L-2,3-二羟基琥珀酸、(2R,3R)-2,3-二羟基丁二酸。
- L-酒石酸有哪些供应商和生产厂家?
- 掌上化工当前收录 1 条L-酒石酸供应报价,来自 1 家供应商,可按地区、纯度、级别筛选对比。
- L-酒石酸的供应商主要分布在哪些地区?
- L-酒石酸的供应商主要分布在 上海市(1 条) 等地。
- L-酒石酸有哪些级别可选?
- 平台上L-酒石酸的供应级别包括 工业级。
- L-酒石酸的报价单位是什么?
- L-酒石酸的报价单位主要有 千克。
- 哪里可以查到L-酒石酸的价格?
- 掌上化工L-酒石酸产品页汇总了各供应商的最新报价与规格,地址:/chemicals/87-69-4/。部分供应商价格为电议,可通过页面上的询价功能直接获取。
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