Changzhou Chuanlin Chemical Co., Ltd.

Copper Pyrophosphate

Application grade: technical grade
Content: 33(%)
Particle size: 100-200(mesh)
CAS RN: 10102-90-6
Executive standard: Q/HG1149-85
Brand: Junlin

Uses: in cyanide-free electroplating, it can offer Cu2+.
For example: cyanide-free copper plating Cu2P2O7+3K4P2O7==2K6[Cu(P2O7)2]
Complex ion [Cu(P2O7)2]6-exists dissociation equilibrium in aqueous solution:
[Cu(P2O7)2]6-==Cu2++2P2O74
English name: Cupric Pyrophosphate
Molecular formula: Cu2P2O7
Molecular weight: 301.03
Properties: light green powder, soluble in acid, insoluble in water.
Index:

Item
Index
Copper content %
36.0-38.0
Iron (Fe) %
≤0.03
Sulfate(SO4)%
≤0.03
Acid insoluble substance %
≤0.03
Heavy metal (Pb, Sb)%
a little

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