| Test Performed | Limit |
| Description | Fine, white, micro crytalline powder, odourless, tasteless |
| Solubility | Practically insolube in water and in alcohol |
| Identification | Gives reaction of calcium salts & Carbonates |
| Magnesium and Alkali Metals | NMT 1.0% |
| Iron | NMT 0.1% |
| Acid Insoluble Substances | NMT 0.2% |
| Arsenic | NMT 3 ppm |
| Barium | Complies to U.S.P |
| Heavy Metals | NMT 20 ppm |
| Fluoride | NMT 50 ppm |
| Lead | NMT 3 ppm |
| Mercury | 0.5 µ/gm |
| Loss on Drying | NMT 2.0% |
| Assay | NLT 98.0% & NMT 100.5% |
Shelf Life: 3 years
Storage: Keep container tightly closed. Keep container in a cool, well-ventilated area. Hygroscopic
Usage and application of Calcium Carbonate: