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:磷酸氢二钠(Na2HPO4·12H2O) 规格: 医药级
Product: Sodium phosphate dibasic dodecahydrate 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
|
检验结果
T e s t r e s u l t
|
性状
(Characters)
|
白色结晶性粉末
(White crystalline powder)
|
合格
(Conform)
|
含量
(Assay)
|
99.0%
|
99.0%
|
PH
(Ph)
|
9.1~9.4
|
9.2
|
澄清度实验
(Appearance of solution)
|
应符合规定
(Comply with the standard)
|
合格
(Conform)
|
氯化物
(Chloride)
|
0.001%
|
0.001%
|
硫酸盐
(Sulphates)
|
0.01%
|
0.01%
|
碳酸盐
(Carbonate)
|
应符合规定
(Comply with the standard)
|
合格
(Conform)
|
水不溶物
(Water insoluble)
|
0.05%
|
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)
|
55.0%~64.0%
|
56.2%
|
铁
(Iron)
|
0.0005%
|
0.0003%
|
重金属
(Heavy metal)
|
0.0005%
|
0.0005%
|
砷
(Arsenic)
|
0.0002%
|
0.0002%
|
结论(Conclusion):符合医药级之规定(The above product complies with Pharmaceutical Grade)
|