The preparation of sodium metasilicate pentahydrate using aqueous crystallization method is studied.
对采用溶液结晶法制取五水偏硅酸钠进行了研究。
2
The decomposition temperature and heat of cefazolin sodium pentahydrate were measured by the differential scanning calorimetry technique.
采用差热分析法测定头孢唑林钠的分解温度和分解热；
3
Compared the catalytic activity of ferric chloride hexahydrate, stannic chloride pentahydrate and sodium bisulfate monohydrate for synthesis of nerolin bromelia.