Items Specifications
性 状 白色结晶或颗粒性粉末
Description white crystal or granular powder
鉴 别 符 合 要 求
Identification meets the requirements
还原物 ≤1.0%
Reducing substances
干燥失重 ≤2.0%
Loss on drying
氯化物 ≤0.07%
Chloride
硫酸盐 ≤0.05%
Sulfate
含量(C
12H
22CaO
14.H
2O,Dry): 98.5%-102.0%
Assay
重金属 ≤0.002%
Heavy metals
砷 ≤3ppm