potassium pyrophosphate (Tetrapotassium pyrophosphate)

Tetrapotassium pyrophosphate Supplier: Lubon Industry Co., Ltd Molecular formula: K4P2O7 CAS No: 7320-34-5 Assay: 96% min Tetrapotassium pyrophosphate Supplier: Lubon Industry Co., LtdMolecular formula: K4P2O7 Molecular weight: 330.34 Standard executed: HG/T3591-1999 CAS Number: 7320-34-5Properties: 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.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.Guaranteed Technical Specifications:

NO	Specifications	Industrial Grade	Food Grade
1	Appearance	White powder or granular
2	Assay                            % ≥	96.0	96.0
3	Iron(Fe)                        % ≤	0.03	0.03
4	Water insoluble matter % ≤	0.1	0.1
5	Heavy Metals,as Pb      % ≤		0.001
6	Arsenic(As)                   % ≤		0.0003
7	PH Value	10.0-10.7
8	Ortho Phosphate	Pass test

potassium pyrophosphate (Tetrapotassium pyrophosphate)