1.TETRAPOTASSIUM PYROPHOSPHATE 2.K4P2O7 3.7320-34-5 NAME:TETRAPOTASSIUM PYROPHOSPHATE K4P2O7MOLECULAR WEIGHT:330.05CAS NO.:7320-34-5 It is white powdery granulars or lumps, easy deliquescence, soluble in water and showing alkaline aqueous solution and insoluble in alcohol.It is mainy used in non cyanogen electroplating, As a Complexing agent for electroplating to Substitute sodium cyanide, it is ...