KPP Potassium pyrophosphate

Chemical nature
Chemical name: Potassium pyrophosphate; Tetrapotassium pyrophosphate;potassium diphosphate
Molecular formula: K4P2O7
Molecular weight: 330.05
CAS No.:7320-34-5
 
Properties         
Physical form: White powder
Concentration (%): ≥98.0
P2O5(%): ≥42.2
PH(1% aqueous solution): 10-10.7
Water insoluble matter(%): ≤0.1
Loss on ignition(%): ≤0.5
Iron(Fe)%: ≤0.01
Chloride(Cl)%: ≤0.45
Heavy metal contents(Pb)%: ≤0.003
 
Application     
 KPP is mainly used in non-cyanide electroplating, as a Complexing agent for electroplating to substitute sodium cyanide, it is also used in Electroplating pre-treatment agent and electroplating solution of Pyrophosphate, used as components of detergents for cloth, cleaning agents for metal surfaces and cleaners for bottles, used for clay dispersant in ceramic industry, and for Pigment and dye dispersant and buffer. In the dyeing industry to remove a small amount of Fe 3 + in order to improve the quality of dyeing.
 

Packing
 In 25kgs plastic woven bags, stored in cool and dry place