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Tetrapotassium Pyrophosphate (SCI-TKPP-TG)
Tetrapotassium Pyrophosphate (SCI-TKPP-TG)

Tetrapotassium Pyrophosphate (SCI-TKPP-TG)

 

Molecular Formula: K4P2O7

Molecular weight: 330.34

Standard executed: HG/T3591-1999

Capacity: 20000t/a

Properties:white powder. Relative density 2.3534 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:Packed in 25 Kg, 50 Kg or 1000 Kg net bags. It must be stored in places well ventilated and dry.

Specification:

NO

Index

Food Grade

Tech Grate

1

Appearance

White powder or lumps

2

Assay                              %≥

96.0

95.0

3

Iron(Fe)                          %≤

0.03

0.05

4

Water insoluble matter %

0.1

0.2

5

Heavy Metals(as Pb)    %

0.001

 

6

Arsenic(As)                   % ≤

0.0003

 

7

PH Value

10.0-10.7

 

8

Ortho Phosphate

Pass test

 

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