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: 溴化铵(NH4Br) 规格: 分析纯
Product: Ammonium bromide Specification : A R
标准依据: GB/T1277—94 批号: 20110120
Standard: GB/T1277—94 Batch No: 20110120
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
(White crystalline)
|
合格
(Conform)
|
含量
(Assay)
|
99.0%
|
99.50%
|
PH
(Ph)
|
4.5~6.0
|
5.2
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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)
|
0.03%
|
0.02%
|
干燥失重
(Loss on drying)
|
0.3%
|
0.3%
|
灼烧残渣
(Ignition residue)
|
0.03%
|
0.03%
|
氯化物
(chloride)
|
0.2%
|
0.2%
|
溴酸盐
(Bromides)
|
0.001%
|
0.001%
|
碘化物
(Iodate)
|
0.005%
|
0.005%
|
硫酸盐
(Sulfate)
|
0.005%
|
0.004%
|
铁
(Iron)
|
0.0002%
|
0.0002%
|
重金属
(Heavy metal)
|
0.0002%
|
0.0002%
|
结论(Conclusion):符合分析纯之规定(The above product complies with AR)
|