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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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白色粉末
(White powder)
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合格
(Conform)
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含量
(Assay)
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97.0%
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99.6%
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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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0.002%
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酸性亞硫酸鹽(以Na2HSO3計)
(Acid accumulator sulfite(Na2HSO3))
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應符合規定
(Comply with the standard)
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合格
(Conform)
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游離堿(以Na2CO3計)
(Free alkali(Na2CO3))
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0.1%
|
0.06%
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氯化物
(Chloride)
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0.005%
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0.0035%
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硫代硫酸鹽(S2O3)
(Thiosulfate(S2O3))
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0.01%
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0.007%
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鐵
(Iron)
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0.0005%
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0.0003%
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重金屬
(Heavy metal)
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0.001%
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0.0008%
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砷
(Arsenic)
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0.0001%
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0.0001%
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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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