TIANJIN JINHUITAIYA CHEMICAL REAGENTS CO.,LTD
天津金匯太亞化學試劑有限公司
Test Report of Product 檢驗報告
品 名:硫酸亞鐵銨(Fe(NH4)2(SO4)2·6H2O) 規(guī)格: 分析純
Product: Ammonium ferrous sulfate hexahydrate Specification : AR
標準依據: GB/T661—1992 批號:
Standard: GB/T661—1992 Batch No:
檢驗項目
T e s t I t e m
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檢驗標準
T e s t S t a n d a r d
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檢驗結果
T e s t r e s u l t
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性狀
(Characters)
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淺藍綠色結晶性粉末
(Pale green crystalline powder)
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合格
(Conform)
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含量
(Assay)
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99.5%
|
99.6%
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PH
(Ph)
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3~5
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4.2
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水不溶物
(Water-insoluble)
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0.005%
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0.005%
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氯化物
(Chloride)
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0.001%
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0.0008%
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磷酸鹽
(Phosphate)
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0.0005
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0.0005
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錳
(Manganese)
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0.05%
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0.04%
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高鐵
(Ferric)
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0.01%
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0.01%
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銅
(Cuprum)
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0.002%
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0.002%
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鋅
(Zinc)
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0.005%
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0.003%
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鉛
(Plumbum)
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0.002%
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0.001%
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氨水不沉淀物(以硫酸鹽計)
(Non-sludging to ammonia water(as SO4))
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0.1%
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0.1%
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結論(Conclusion):符合分析純之規(guī)定(The above product complies with AR)
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