Origin

China

Molecular formula:K4P2O7
Molecular weight: 330.34
CAS No.: 7320-34-5
Standard Executed: HG/T3591-1999
Guaranteed Technical Specifications:
No. Specifications Industrial Food Grade
1 Main Conten(K4P2O7) %??96.0 96.0
2 Iron (Fe) %??0.03 0.03
3 Water Insoluble matter %??0.1 0.1
4 Heavy Metal as Pb %??--- 0.001
5 Arsenic (As) %??--- 0.0003
6 PH Value 10.0-10.7 10.0-10.7
7 Ortho Phosphates Pass test Pass test

Properties??nhydrous tetra potassium phosphate is in white powder or granular. Relative density 2.534 g/cm3 and melting point 1109?? 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.
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.
Packing: In double layer bags of 25Kg net. It must be stored in places well ventilated and dry.
Storage: Store at a cool, dry and well ventilated place. The package must be moistureproof and well sealed. Handle with care. During transportation, please avoid rains and strong sunshine. In case of fire, please use water??andy soil or all kinds of fire extinguishers to quench it.

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