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: 焦磷酸鈉,十水(Na4P2O7·10H2O) 規格: 分析純
Product: Sodium pyrophosphate decahydrate Specification : AR
標準依據: HG/T 3—1288—80 批號:
Standard: HG/T 3—1288—80 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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無色透明或白色結晶
(Colourless or White crystal)
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合格
(Conform)
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含量
(Assay)
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99.0%
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99.2%
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水溶液反應
(Water solution reaction)
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應符合規定
(Comply with the standard)
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合格
(Conform)
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澄清度實驗
(Appearance of solution)
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應符合規定
(Comply with the standard)
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合格
(Conform)
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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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0.001%
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硫酸鹽
(Sulphates)
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0.025%
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0.025%
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磷酸鹽
(Phosphate)
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0.3%
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0.3%
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鐵
(Iron)
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0.001%
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0.001%
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砷
(Arsenic)
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0.00005%
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0.00005%
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重金屬
(Heavy metal)
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0.001%
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0.001%
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結論(Conclusion):符合分析純之規定(The above product complies with AR)
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