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Tetrapotassium pyrophosphate
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Tetrapotassium pyrophosphate
Molecular formula: K4P2O7
Standard executed: HG/T3591-1999
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.
Application: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.
Packaging :25KG,inner plastic and outer plastic or paper.
Guaranteed Technical Specifications:
NO. Specifications Unit Food Grade1 Appearance white powder or white granular2 K4P2O7 % ≥98.03 Iron(Fe) PPM ≤104 Water insoluble matter % ≤0.15 Heavy Metals,as Pb PPM ≤306 Arsenic(As) PPM ≤37 PH 10.5±0.5 8 Ortho Phosphate PASS
Tetrapotassium pyrophosphate
