Test items
Superior grade
Feed-grade
Cupric sulfate(CuSO4.5H2O) %
≥
98
98.5
Acidity (H2SO4) %
≤
0.2
0.2
Water insoluble matter %
≤
0.2
0.2
Pb
≤
10ppm
As
≤
5ppm
Packaging: 25kg
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