Na2SO4
Sodium sulfate anhydrous AR
Product specificities
| White crystalline powder | Complying |
| Assay | 99.0-101.0% |
| pH (5% in water) | 5.2-9.2 |
| Calcium (Ca) | <= 0.01% |
| Chloride (Cl) | <= 0.001% |
| Heavy metals (as Pb) | <= 0.0005% |
| Iron (Fe) | <= 0.001% |
| Magnesium (Mg) | <= 0.005% |
| Phosphate (PO4) | <= 0.001% |
| Potassium (K) | <= 0.01% |
| Loss on ignition | <= 0.5% |
| Loss on drying (130°C) | <= 0.5% |
| Water insolubles | <= 0.01% |
