China Tetra Potassium Pyrophosphate (TKPP) Supplier, Find details about China Tetrapotassium Pyrophosphate, Tetrapotassium Pyrophosphate (TKPP) from Tetra Potassium Pyrophosphate (TKPP) Supplier
1. Chemical Name: POTASSIUM PYROPHOSPHATE
2. Molecular Formula: K4P2O7
3. Molecular Weight: 330.34
4. CAS: 7320-34-5
5.Character: White powder, the relative density is 2.534 and melting point is 1109°C. It easily absorbs moisture and deliquesces, easily soluble in water and insoluble in ethanol.
Item | Specification |
Main content % ≥ | 98 |
P2O5 % ≥ | 42.2 |
Cl % ≤ | 0.005 |
Fe % ≤ | 0.008 |
Water insoluble % ≤ | 0.2 |
PH (2% water solution ) | 10.1-10.7 |
F % | 0.003 |
As % ≤ | 0.001 |
Lead % ≤ | 0.001 |
Loss on ignition % ≤ | 0.5 |