|  NILE CHEMICALS | 
| SODIUM SULPHATE GR | 
| SPECIFICATION SHEET | 
| SODIUM SULPHATE ANHYDROUS G,.R. | ||
| Minimum Assay | 99% | |
| Chloride (Cl) | 0.001 % | |
| Phosphate (PO4) | 0.002 % | |
| Total Nitrogen (N) | 0.0005% | |
| Heavy Metals (as Pb) | 0.0005 % | |
| Arsenic (As) | 0.0001% | |
| Calcium (Ca) | 0.005 % | |
| Iron (Fe) | 0.0005 % | |
| Potassium (K) | 0.01% | |
| Magnesium (Mg) | 0.001 % | |
| Loss on ignition | 0.5 % | |