| Test | Specification...BP |
| Appearance | White or almost white, crystalline powder. |
| Solubility | Practically insoluble in cold water and in ethanol (96 per cent). It dissolves in dilute hydrochloric acid and in dilute nitric acid. |
| Acid Insoluble substances | Maximum 0.2% |
| Carbonates | Passes test |
| Chlorides | Maximum 0.25% |
| Fluorides | Maximum 100ppm |
| Sulphates | Maximum 0.5% |
| Arsenic | Maximum 10ppm |
| Barium | Passes test |
| Iron | Maximum 400ppm |
| Heavy Metals | Maximum 40ppm |
| Loss on ignition | 24.5% to 26.5% |
| Assay | Not less than 98% and not more than 105% |
| Test……. | Specification...IP |
| Appearance | A white, crystalline powder; odorless |
| Solubility | Practically insoluble in water and in ethanol (95%). It dissolves in dilute hydrochloric acid and in nitric acid. |
| Acid insoluble substances | Maximum 0.1% |
| Arsenic | Maximum 10ppm |
| Heavy metals | Maximum 40ppm |
| Barium | Passes test |
| Iron | Maximum 400ppm |
| Carbonates | Passes test |
| Chlorides | Maximum 500ppm |
| Sulphates | Maximum 0.5% |
| Nitrates | Passes test |
| Reducing substances | Passes test |
| Proteinous impurities | Passes test |
| Monocalcium and tricalcium phosphate | Passes test |
| Loss on ignition | Between 24.5% and 26.5% |
| Assay | Not less than 98% and not more than 100.5% |
| Test | Specification...USP |
| Appearance | It occurs as a white, odorless, tasteless powder |
| Identification
Test A Test B |
1. Specified test. A yellow precipitate is formed. 2. Specified test. |
| Solubility | Freely soluble in 3 N hydrochloric acid and in 2 N nitric acid; practically insoluble in water; insoluble in alcohol. |
| Loss on ignition | Not more than 8.0% |
| Carbonate | Specified test. No effervescence is produced. |
| Chloride | Not more than 0.14% |
| Sulphate | Not more than 0.8% |
| Arsenic | Not more than 3ppm |
| Barium | Specified test. No turbidity appears within 15 min. |
| Heavy metals | Not more than 30 ppm |
| Water insoluble substances | Not more than 0.5% |
| Acid insoluble substances | Not more than 0.2% |
| Fluoride | Not more than 75 ppm |
| Dibasic salt and calcium oxide | Specified test. |
| Limit of nitrate | Specified test. The blue color persists for NLT 5 min. |
| Residual solvents | Meets the requirements |
| Assay | Not less than 34% and not more than 40% of Ca. |
Shelf life, Storage and Packing
It should be stored in a segregated area in a cool and ventilated place away from combustible materials. Keep in a tightly closed container, sealed until ready for use. It is packed in 25kg or 50kg HDPE bags or drums as required.
Other
GLP, cGMP (FDA) Approved, ISO 9001, ISO 14001, ISO 45001, ISO 17025, ISO 22000, FSSC 22000, FSSAI, Halal and Kosher certified.
We observe WHO Good manufacturing practice and Good laboratory practice.