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)