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Cupric Pyrophosphate

1.Application:

Cupric pyrophosphate is used mainly as the main salt for copper pyrophsphate plating and is primary source of Cu2+ in the plating solutions,JHD's pyrophosphate copper contains very low metal and inorganic impurities,It can be used directly in the bath withour any need for pretreatment.They are widely used in cooper plating,brone plating,plating of nickel-plated cooper-tin alloy and nickel-tungsten alloy etc.It is mainly used for the preparation of phosphate pigments,copper substrate protective layer of decroative ornaments and anti-carburization coating.

 

 2.Product features and benefits:

Cupric Pyrophospate is a light green powder,It is soluble in acid and not in water.Mixing with potassium pyrophosphate yields a water soluble potassium complex salt of copper potassium pyrophophate.It's high purity enables easy  comlexing properites with potassium pyrophosphate.Plating solutions are extremely stable and is easy to maintain with excellent polarization and current dispersion abilities.Coatings are uniform,crystallization structure stable with strong anti-interference abliity.

 

3.Technical Specifications:

 

             Test Items
           Specifications
Assayas Cu2P2O2·4H2O
 ≥99.0%
Assay(as Cu)
≥33.7%
Iron(Fe)
≤0.01%
Lead(Pb)
≤0.003%
Zinc(Zn)
≤0.005%
Nickel(Ni)
≤0.005%
Chromium(Cr)
≤0.0005%
Cadmium(Cd)
≤0.0005%
Arsenic(AS)
≤0.003%
Sulfate(SO42-)
≤0.1%
Chloride
≤0.01%
Insoubel in acid
≤0.1%

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