检验项目
T e s t I t e m
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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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深红色粉末或块状物
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合格
(Conform)
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含量(Fe)
(Assay)
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69.8-70.1%
|
70.0%
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盐酸不溶物
(Hydrochloric acid insoluble)
|
0.02%
|
0.015%
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水溶物
(Water soluble)
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0.1%
|
0.04%
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硫酸盐
(Sulphates)
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0.08%
|
0.03%
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干燥失重
(Loss on drying)
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0.2%
|
0.07%
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氮化合物
(Nitrogen compounds)
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0.005%
|
0.002%
|
硫化氢组重金属(Cu)
(Heavy metal sulfide group)
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0.01%
|
0.006%
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硫化氢不沉淀物
(Non-sludging to ammonium sulfide)
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0.1%
|
0.003%
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结论(Conclusion):符合分析纯之规定(The above product complies with AR)
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