Industrial grade
physical characteristic:Granular blue crystal or power
particle size uniformity, mobility, and soluble in water, without impurities.
Fineness: ≥80 mesh Executive standard:GB437-93
particle size uniformity, mobility, and soluble in water, without impurities.
Fineness: ≥80 mesh Executive standard:GB437-93
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Item
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Standard Instruction
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Standard Instruction
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Standard Instruction
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CuSO4·5H2O≥
|
99%
|
98%
|
96%
|
|
Cu≥
|
25.3%
|
25.06%
|
24.5%
|
|
Water-insoluble≤
|
0.2%
|
0.2%
|
0.2%
|
|
Pb≤
|
0.001%
|
0.001%
|
0.001%
|
|
As≤
|
0.0004%
|
0.0004%
|
0.0004%
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Usage: flotation reagent in mining industry;electroplating industry;reagent in the preparation of dyestuffs intermediates ;mordant in dyeing ;preservative of wood etc