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          1. Changzhou Chuanlin Chemical Co., Ltd.

            Potassium Diphosphate
            Sodium pyrophosphate a
            Phosphorus pentoxide
            Polyphosphoric acid
            Tripotassium phosphate
            Red phosphorus
            Copper Pyrophosphate
            Phosphoric acid, techn
            Phosphoric acid, food
            Sodium hexametaphospha
            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
            Product information
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