The product is light green or blue powdery solids, dissolves easily in acid, but insoluble in water. Mainly used in elelctroplating, widely used in pyrophosphate copper facing, bronzing rhinemetal and so on.
Technical Specifications:
Index Specification
Electroplating grade
High purity grade
Appearance
Light blue powder or granule
Light blue powder or granule
Purity (Cu2P2O7.4H2O) %
≥99
≥99.9
Copper (Cu) %
≥34
≥34
Ferum (Fe) %
≤0.008
≤0.005
Arsenic (As) %
≤0.0005
≤0.0003
Plumbum (Pb) %
≤0.001
≤0.0005
Heave metals (as Pb)%
≤0.005
≤0.001
Sulfate (SO4) %
≤0.5
≤0.5
Acid insoluble %
≤0.1
≤0.05
Use:
Mainly used in cyanide-free electroplating, as the main salt of cupric ion supplying toplating solution. Also as cupric coating of decoration, and anticarburizing paint on carburized parts. analytical reagent, Electroplating Additive, pigment for phosphate.
Packing
In 20/25kgs plastic woven bags net each, or in trinity paper bags lined with doule plastic film.
