AMMONIUM PERSULPHATE
AMMONIUM PERSULPHATE
| Article No | 505408 |
| Grade | Extra pure |
| Purity | 98% |
| CAS No | 7727-54-0 |
| Molecular Formula | (NH4)₂S₂O₈ |
| Molecular Weight | 228.2 g/mol |
| H.S. Code | 28334000 |
| Shelf Life | 60 Months |
Physical properties
| Physical state at 20°C | Solid |
| Color | White crystalline |
| Odor | Odorless |
| pH value | 1 – 2 |
| Melting point/ Freezing point [°C] | 120°C |
| Vapor density | 7.88 |
| Density [g/ml] | 1.98 |
| Solubility in water (g/l) | 582 |
Specifications
| Appearance | White to yellow powder |
| Assay | 97-99% |
| pH at 25°C | 1 – 2.5 |
| Solubility in water (g/l) | 582 |
| Density (g/ml) | 1.98 |
| Melting point [°C] | 120°C |
| Ignition residue | Max 0.1% |
| Chloride | Max 10 ppm |
| Free acid | Max 0.5% |
| Heavy metals | Max 0.01% |
| Packings | 500 gm |
