Model: 98% F/G T/G
Min. Order: 1
TETRA POTASSIUM PYROPHOSPHATE
TKPP
TETRA POTASSIUM PYROPHOSPHATE(TKPP)
Molecular formula: K4P2O7
Molecular weight: 330.34
CASNO:7320-34-5

Properties:
Anhydrous tetra potassium phosphate is in 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 ,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 net bags. It must be stored in places well ventilated and dry.Guaranteed Technical Specifications:
NO Indexes Super Grade¡¤ 1st Grade Food Grade
1 Appearance White powder or lumps
2 Assay% ≥ 96.0 95.0 96.0
3 Iron(Fe) % ≤ 0.03 0.05 0.03
4 Water insoluble matter % ≤ 0.1 0.2 0.1
5 Heavy Metals(as Pb)% ≤ 0.0008
6 Arsenic(As)% ≤ 0.0003
7 PH Value 10.0-10.7
8 Ortho Phosphate Pass test
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