Sell Tetra Potassium Pyrophosphate

Description

Uses: Mainly used as complexing agent in cyanogen-free electroplating, substituting for sodium cyanide. It also can be used as pretreating agent in eledtorplating and pyrophosphoric acid electroplating solution, as ingredient and additive in all kinds of detergents and as dispersant and buffering agent in pigment and dyes, to remove a small amount of ferric ion ferric from water in blanching and dyeing industry to improve quality.
Packing: In *5kg, *0kg, ***0kg bag store at a cool dry and well ventilated place.
Technical Specifications:
 SPECIFIDATIONS     TECH GRADE    FOOD GRADE
K4P2O7               *5.0%MIN      *6.0%MIN
Fe2+Fe3+             0.*5%MAX      0.*5%MAX
Water insoluble      0.2%MAX       0.1%MAX
PH of 1%solution     *0.***0.7     *0.***0.7
Heavy metal                        0.**1%MAX
As                                 0.***3&MAX