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: 柠檬酸铵((NH4)3C6H5O7) 规格: 分析纯
Product: Ammonium Citrate Specification : AR
标准依据: QB 批号:
Standard: QB 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
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性状
(Characters)
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白色结晶
(White crystal)
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合格
(Conform)
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含量
(Assay)
|
98.5%
|
99.0%
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水不溶物
(Water-insoluble)
|
0.005%
|
0.005%
|
PH
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6.5~7.5
|
7.0
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灼烧残渣
(Ignition residue)
|
0.03%
|
0.03%
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草酸盐
(Oxalic acid salt)
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应符合规定
Comply with the standard)
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合格
(Conform)
|
氯化物
(Chloride)
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0.003%
|
0.003%
|
磷酸盐
(Phosphate)
|
0.002%
|
0.002%
|
硫酸盐
(Sulphates)
|
0.005%
|
0.005%
|
钙
(Calcium)
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0.01%
|
0.01%
|
铁
(Iron)
|
0.001%
|
0.001%
|
重金属
(Heavy metal)
|
0.0005%
|
0.0005%
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硫酸试验
(Sulfuric acid test)
|
应符合规定
Comply with the standard)
|
合格
(Conform)
|
结论(Conclusion):符合分析纯之规定(The above product complies with AR)
|