high purity copper sulfate

high purity copper sulfate
7758-99-8
》99%
25kg/bag
used for printed circuit board electroplating and electroless plating,plastic electroplating and electroplating of high-end decorations etc..
Copper(II) sulfate pentahydrate  ≥99%
As ≤0.0010%
Pb ≤0.0005%
Fe ≤0.003%
Ni ≤0.0005%
Zn ≤0.0005%
Co ≤0.0005%
Cd ≤0.0005%
Cr ≤0.0005%
Cl ≤0.0003%
Water insoluble content ≤0.005%