Article No | A-00841 | ||
CAS No | 7783-20-2 | ||
HSN Code | 31022100 | ||
Purity | 99% |
Grade | AR | ||
Molecular Formula | (NH4)2SO4 | ||
Molecular Weight | 132.14 | ||
Shelf Life | 5 years |
500 gm
Appearance | Colourless crystals / white crystalline powder | ||
Melting Point | >280°C | ||
Density [g/cm3] | 1.77 | ||
Solubility In Water (% weight) | 750 g/l at 20 °C - completely soluble. | ||
Assay Titrimetry | Min. 99.0% | ||
Insoluble matter | Max. 0.005% | ||
pH (5% solution at 25°C) | 5.0 to 6.0 | ||
Residue after ignition | Max. 0.005% | ||
Heavy metals (as Pb) | Max. 0.0005% | ||
Chloride (Cl) | Max. 0.0005% | ||
Nitrate (NO3) | Max. 0.001% | ||
Phosphate (PO4) | Max. 0.0005% | ||
Iron (Fe) | Max. 0.0005% |