Article No | P-07313 | ||
CAS No | 7778-80-5 | ||
HSN Code | 31043000 | ||
Purity | 99.5% |
Grade | AR | ||
Molecular Formula | K2SO4 | ||
Molecular Weight | 174.26 | ||
Shelf Life | 5 years |
500 gm
Description | White crystalline powder | ||
Assay (acidimetric) | 99.0-101.0% | ||
Chloride (Cl) | Max. 0.004% | ||
Iron (Fe) | Max. 0.001% | ||
Melting Point/ Freezing Point [°C] | 1067 °C | ||
Density [g/cm3] | 2.662 | ||
Solubility in water [% weight] | 110 g/l (20 °C) | ||
pH (5% water) | 5.5-8.5 | ||
Identity | Passes test | ||
Heavy metals (as Pb) | Max. 0.002% | ||
Arsenic (As) | Max. 0.0002% | ||
Magnesium (Mg) | Max. 0.002% | ||
Calcium (Ca) | Max. 0.02% | ||
Sodium (Na) | Max. 0.1% | ||
Loss on drying (105°C) | Max 1% |