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Tetra Potassium Pyrophosphate(TKPP)

Tetra Potassium Pyrophosphate(TKPP)
Product Detailed
Anhydrous tetra potassium phosphate is in white powder or granular. It can chelate with alkaline metals ions or heavy metal ions

Tetra Potassium Pyrophosphate(TKPP)

Molecular formula:K4P2O7

Molecular weight:330.34

Standard executed:HG/T3591-1999

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 1109°C; It is apt to absorb humidity in the open air to deliquescent; Soluble in water but insoluble in ethanol, and at 25°C,its solubility in water is 187g/100g water; It can chelate with alkaline metals ions or heavy metal ions.

Uses: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:I Packed in 25 Kg, 50 Kg or 1000 Kg net bags. It must be stored in places well ventilated and dry.

Guaranteed Technical Specifications:

NO.

Specifications

Industrial Grade

Food Grade

1

Appearance

White powder or granular

2

Assay %                ≥

96.0

96.0

3

Iron(Fe) %              ≤

0.03

0.03

4

Water insoluble matter %  ≤

0.1

0.1

5

Heavy Metals(as Pb)%  ≤

——

0.001

6

Arsenic(As) %            ≤

——

0.0003

7

PH Value

10.0-10.7

8

Ortho Phosphate

Pass test

Tetra Potassium Pyrophosphate(TKPP)



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