Calcium sulphate hemihydrate extrapure 500GM | |||
10449SG500 | 327830203IT | ||
Extrapure | 3278302 | ||
10034-76-1 | 67202 | ||
CaSO4ยท1/2H2O | September 2020 | ||
145.15 | August 2025 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | White free-flowing powder. | White free-flowing powder |
2 | Solubility | Passes | Insoluble in water |
3 | Assay | 99.67% | min. 98.00% |
4 | pH | 6.99 | 6.5 - 8.5 (For 20% slurry in water) |
5 | Chloride (Cl) | Less than 0.02% | 0.02% max |
6 | Carbonate (as CO3) | Less than 0.2% | 0.2% max |
7 | Iron (Fe) | Less than 0.005% | 0.005% max |
8 | Loss on ignition, 500°C | 5.35% | 4.5% - 8.0% |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |