Tartaric acid (+)-, (-)-, (+/-)-, meso-
名称: | Tartaric acid (+)-, (-)-, (+/-)-, meso- |
别名: | 2,3-Dihydroxybutanedioic acid 87-69-4 alpha,beta-Dihydroxysuccinic acid
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分子式: | C4H6O6 |
分子量: | 150.09 |
COE编码: | 18 |
FEMA: | 3044 |
JECFA: | 621 |
JECFA信息:
最近的JECFA评价的日期和会议次数: | 1999 (Session 53) | 质量规格的状况: | Full | 物理形状/气味: | colourless or translucent crystals, or a white, fine to granular crystaline powder which is odourless with an acid taste | 溶解度: | soluble in water and alcohol; 1 gm in 0.8 ml water | 乙醇中溶解度: | 1 g in 3 ml 95% alcohol | 最低检测值%: | 99.7% | 其他要求: | Melting Pt.: 170℃; Heavy Metals: max. 10 ppm: Loss on Drying: max. 0.5%; Oxalate: passes test; Residue on Ignition: max. 0.5%; Specific Rotation for (+)-isomer: +12.0 to +13.0° at 25℃; Sulfa | 验证实验: | IR | 光谱图:
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