| Tests | | Specifications | | Reference |
| Characters
| | White to almost white crystalline powder | | In-house |
| | | | |
| Solubility | | Hardly soluble in water. Practically insoluble in 96% ethanol and ether.
| | In-house |
| | | | |
| Identification
| | | | In-house |
| | | | |
| A.IR
| | Shall pass the test | | In-house |
| | | | |
| B.Calcium | | Shall pass the test | | In-house |
| | | | |
| Acidity or Alkalinity test on 1.5g of substance suspended in 30ml of water,stirred for 5 minutes and filtered
| | 10 ml of the filtrate solution should not consume more than 0.25 ml of 0.01M HCl solution (or) 10 ml of filtrate solution should not
consume more than 0.5 ml of 0.01N NaOH solution.
| | In-house |
| | | | |
| Specific absorbance | | A1cm (1.0%) 286 - 306 at 285nm | | In-house |
| | | | |
| Amino acid test on 1g sample | | Shall be absent | | In-house |
| | | | |
| Sulphate
| | Not more than 200ppm
| | In-house |
| | | | |
| Total heavy metals
| | Not more than 20ppm
| | In-house |
| | | | |
| Assay by Complexometric titration on dried basis
| | Between 98.0 % - 101.0 % | | In-house |
| | | | |
| | |
| Storage: | | Store in a well-closed container at a temperature not exceeding 25°C,protected from direct sunlight and Moisture,unless otherwise specified. |
| | |