TETRA POTASSIUM PYROPHOSPHATE

Molecular formula: K4P2O7 Molecular weight: 330.34 Properties: Anhydrous tetra potassium phosphate is in white powder. Relative density 2.3534 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. 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 or 1000 Kg net bags. It must be stored in places well ventilated and dry.1FCL=24MT Guaranteed Technical Specifications: Indexes Super Grade Food Grade Appearance White powder or lumps Assay% ≥ 98.0 98.0 Iron(Fe) % ≤ 0.03 0.03 Water insoluble matter % ≤ 0.1 0.1 Heavy Metals(as Pb)% ≤ 0.001 Arsenic(As)% ≤ 0.0003 PH Value 10.0-10.7 Ortho Phosphate Pass test
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