Copper Pyrophosphate Cu2P2O7 Used in electroplating. Copper for the ornamental protection course ,carburization accessories.

Copper Pyrophosphate

 

Physicochemical Properties: Pale green powder. Dissolves in acid, does not dissolve in water. May have complex reaction with the potassium pyrophosphate, becoming water-soluble pyrophosphoric acid copper potassium complex salt.Relative molecular mass:301.

 

Applications and Usages: Mainly used in the cyanide-less electroplating, is the main salt to supply cupric ion in bath. Used in the bottom of copper for the ornamental protection course and part of anti-carburization coat for carburization accessories.

 

Specification:

Items	Special Grade
Assay (Cu)                                                             ≥	34.0
Insoluble Matter in Potassium Pyrophosphate,%       ≤	0.1
Sodium (Na) ,%                                                      ≤	0.5
Lead (Pb) ,%                                                          ≤	0.003
Iron (Fe) ,%                                                            ≤	0.01
Arsenic(As) ,%                                                       ≤	0.0003
Chloride (Cl) ,%                                                      ≤	0.01
Zinc (Zn) ,%                                                           ≤	0.005

Copper Pyrophosphate