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
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检验结果
T e s t r e s u l t
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性状
(Characters)
|
无色透明结晶
(Colourless transparent crystal)
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合格
(Conform)
|
含量
(Assay)
|
99.0%
|
99.2%
|
PH
(Ph)
|
7.5~9.0
|
8.2
|
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)
|
0.002%
|
0.002%
|
氯化物
(Chloride)
|
0.001%
|
0.0005%
|
硫酸盐
(Sulphates)
|
0.005%
|
0.003%
|
磷酸盐
(Phosphate)
|
0.0002%
|
0.0002%
|
铝
(Aluminium)
|
0.0005%
|
0.0005%
|
钙
(Calcium)
|
0.002%
|
0.0015%
|
铁
(Iron)
|
0.0002%
|
0.0002%
|
铜
(Cuprum)
|
0.0005%
|
0.0005%
|
铅
(Plumbum)
|
0.0005%
|
0.0005%
|
还原高锰酸钾物质
(potassium permanganate-reducing)
|
0.01%
|
0.01%
|
结论(Conclusion):符合分析纯之规定(The above product complies with AR)
|