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Tetra Potassium Pyrophosphate(TKPP)

Tetra Potassium Pyrophosphate(TKPP)
Product Detailed
Related Categories:Phosphate
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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