POTASSIUM PERSULPHATE
POTASSIUM PERSULPHATE
| Article No. | 542408 |
| Grade | AR |
| Purity | 99% |
| CAS No. | 7727-21-1 |
| Molecular Formula | K₂S₂O₈ |
| Molecular Weight | 270.31 g/mol |
| H.S. Code | 2833.2990 |
| Shelf Life | 60 Months |
Physical properties
| Physical State at 20°C | Solid |
| Colour | White powder |
| Odour | Odorless |
| pH Value | 2.5 – 4.5 |
| Melting Point/Freezing Point | 100°C |
| Vapour Density | 9.3 |
| Density | 2.48 g/cm³ |
| Solubility in Water | 50 g/l |
Specifications
| Appearance | White powder |
| Density (g/ml) | 2.477 |
| Solubility in Water (g/l) | 50g\l |
| pH at 25°C | 2.5 – 4.5 |
| Melting Point (°C) | 100 |
| Assay (wt%) | ≥ 99% |
| Calcium (wt%) | Max 0.001% |
| Iron (wt%) | Max 0.01% |
| Lead (wt%) | Max 0.01% |
| Heavy Metals (wt%) | Max 0.005% |
| Packings | 500 gm |
