TIANJIN JINHUITAIYA CHEMICAL REAGENTS CO.,LTD
天津金汇太亚化学试剂有限公司
Test Report of Product 检验报告
品 名: 磷酸氢二钾(K2HPO4 ·3H2O) 规格: 医药级
Product: Potassium phosphate dibasic trihydrate Specification : Pharmaceutical grade
标准依据: CP2010 批号:
Standard: CP2010 Batch No:
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
|
性状
(Characters)
|
无色结晶
(Colorless crystal)
|
合格
(Conform)
|
含量
(Assay)
|
99.0%
|
99.2%
|
PH
(Ph)
|
8.9~9.4
|
9.1
|
澄清度实验
(Appearance of solution)
|
应符合规定
(Comply with the standard)
|
合格
(Conform)
|
氯化物
(Chloride)
|
0.002%
|
0.002%
|
硫酸盐
(Sulphates)
|
0.01%
|
0.01%
|
碳酸盐
(Carbonate)
|
应符合规定
(Comply with the standard)
|
合格
(Conform)
|
缩合磷酸盐
(Condensed phosphate)
|
应符合规定
(Comply with the standard)
|
合格
(Conform)
|
水不溶物
(Water insoluble)
|
0.01%
|
0.01%
|
还原物质
(Reducing substances )
|
应符合规定
(Comply with the standard)
|
合格
(Conform)
|
干燥失重
(Loss on drying)
|
22.0%~26.0%
|
23.0%
|
铁
(Iron)
|
0.001%
|
0.001%
|
重金属
(Heavy metal)
|
0.001%
|
0.001%
|
结论(Conclusion):符合医药级之规定(The above product complies with Pharmaceutical Grade)
|