检 验 项 目
T e s t I t e m 检 验 标 准
T e s t S t a n d a r d 检 验 结 果
T e s t r e s u l t
性状
(Characters) 白色结晶颗粒
(White crystalline particles) 合格
(Conform)
含量
(Assay) 99.8% 99.95%
澄清度实验
(Appearance of solution) 应符合规定
(Comply with the standard) 合格
(Conform)
水不溶物
(Water-insoluble) ≤0.01% 0.003%
干燥失重
(Loss on drying) ≤1.0% 0.4%
氯化物
(Chloride) ≤0.002% 0.0006%
硫化合物
(Sulfur compounds) ≤0.005% 0.002%
氮化合物
(Nitrogen compounds) ≤0.001% 0.0004%
磷酸盐和硅酸盐
(Phosphate and Silicate) ≤0.006% 0.002%
镁
(Magnesium) ≤0.002% 0.0005%
铝
(Aluminum) ≤0.003% 0.001%
钾
(Potassium) ≤0.005% 0.002%
钙
(Calcium) ≤0.01% 0.005%
铁(Iron) ≤0.0005% 0.0003%
***
(He***y metal) ≤0.0005% 0.0002%
结论(Conclusion):符合分析纯之规定(The above product complies with AR)