| Tests | | Specifications | | Reference |
| Description | | White granules or powder; odourless or with slight but not unpleasant odour. The Pentahydrate is somewhat efflorescent
| | IP |
| | | | |
| Solubility | | Soluble in water but freely soluble in hot water, very
slightly soluble in ethanol (95 %).
| | IP |
| | | | |
| Identification | | | | IP |
| | | | |
| A.Test A | | Shall Pass The test | | IP |
| | | | |
| B.Reactions of calcium salts and of lactates
| | Shall Pass The test | | IP |
| | | | |
| Acidity or alkalinity | | Shall Pass The test | | IP |
| | | | |
| Arsenic | | Max. 2 ppm | | IP |
| | | | |
| Heavy metals | | Max. 20 ppm | | IP |
| | | | |
| Iron | | Max. 80 ppm | | IP |
| | | | |
| Chlorides | | Max. 200 ppm | | IP |
| | | | |
| Sulphates | | Max. 0.15% | | IP |
| | | | |
| Reducing sugars | | Shall pass the test | | IP |
| | | | |
| Loss on drying 120°C, 4 hrs | | Not more than 30 % | | IP |
| | | | |
| Assay as C6 H10 CaO6 (On dried basis) | | 98.0% - 102.0% | | IP |
| | | | |
| | |
| Storage: | | Store in a well-closed container at a temperature not exceeding 25°C,protected from direct sunlight and Moisture,unless otherwise specified |
| | |
| Retest Period: | | 3 years from the date of manufacture |
| | |