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Name : Tetra Potassium Pyrophosphate(TKPP)
Content :

Molecular Formula: K4P2O7

Molecular weight: 330.34
Standard executed: HG/T3591-1999
Capacity: 5000t/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
Indexes
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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