首页>
外国专利>
Improvements in and relating to the manufacture of sodium citrate penta-hydrate
Improvements in and relating to the manufacture of sodium citrate penta-hydrate
展开▼
机译:柠檬酸钠五水合物制造方面的改进
展开▼
页面导航
摘要
著录项
相似文献
摘要
538,350. Sodium citrate. CALIFORNIA FRUIT GROWERS EXCHANGE. April 9, 1940, No. 6401. Convention date, April 10, 1939. [Class 2 (iii)] Sodium citrate pentahydrate is prepared by crystallization from an aqueous solution at or below 46‹C. The evaporation of the solution is preferably effected at a pressure less than 2.6 inches of mercury. The temperature during the evaporation need not be kept within the range stated so long as the actual crystallization is effected within that range.
展开▼