Tetra Potassium Pyrophosphate+TKPP

Tetra Potassium Pyrophosphate
Chemical formula: K4P2O7
Molecular weight: 330.34
Standard executed: National standard
CAS Number: 7320-34-5
Properties:
Anhydrous tetra potassium phosphate is in white powder or granular. Relative density 2.534 g/cm3 and melting point 1109ÿ? It is apt to absorb humidity in the open air to deliquescent; Soluble in water but insoluble in ethanol, and at 25ÿ?its solubility in water is 187g/100g water; It can chelate with alkaline metals ions or heavy metal ions.
Application:
It mainly applied to electroplating without cyanate, industrial or household detergents; It can used as a buffering reagent as well as stabilizer for hydrogen peroxide; It can also be used as dispersion agent for ceramic, clay, latex and pigments etc.
Packing and storage:
In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place.
Guaranteed Technical Specifications:
NO Specifications Industrial Grade Food Grade
1 Appearance White powder or granular
2 Main contents % ÿ?96.0 96.0
3 Iron(Fe) % ÿ? 0.03 0.03
4 Water insoluble matter % ÿ? 0.1 0.1
5 Heavy Metals,as Pb % ÿ? 0.001
6 Arsenic(As) % ÿ? 0.0003
7 PH Value 10.0-10.7
8 Ortho Phosphate Pass test