| PRODUCT NAME | DI-CALCIUM PHOSPHATE – IP/BP/USP | |
| Chemical formula (anhydrous) (dihydrate ) | CaHPO4 CaHPO4,2H2O | |
| Molecular weight (anhydrous) (dihydrate ) | 136.1 172.1 | |
| Standard pack size | 25 KG. PAPER BAG / 50 KG. HDPE BAG | |
| Retest period | 5 Years from the date of manufacture | |
| Application |
| Sr. No. | TEST | SPECIFICATION | REFERENCE |
| 1. | Description | White Crystalline power,Odourless. | Anhydrous / Dihydrate (IP) |
| 2. | Solubility | Practically in Soluble in water & in Ethanol (95%). It dissolve in dilute HCL & HNO3 | Anhydrous / Dihydrate (IP) |
| 3. | Identification | A) Calcum salt.(B) Phosphates | Anhydrous / Dihydrate (IP) |
| 4. | Acid-Insoluble Substances | Not more than 0.1% | Anhydrous / Dihydrate (IP) |
| 5. | Arsenic | Not more than 10 ppm. | Anhydrous / Dihydrate (IP) |
| 6. | Heavy Metals | Not more than 40 ppm. | Anhydrous / Dihydrate (IP) |
| 7. | Barium | To Comply the test. | Anhydrous / Dihydrate (IP) |
| 8 | Iron | Not more than 400 ppm | Anhydrous / Dihydrate (IP) |
| 9 | Carbonate | To Comply the test. | Anhydrous / Dihydrate (IP) |
| 10 | Chloride | Not more than 1250 ppm | Anhydrous / Dihydrate (IP) |
| 11 | Sulphate | Not more than 0.5% | Anhydrous / Dihydrate (IP) |
| 12 | Nitrate | To Comply the test | Anhydrous / Dihydrate (IP) |
| 13 | Reducing Substances | To Comply the test | Anhydrous / Dihydrate (IP) |
| 14 | Proteinous Impurities | To Comply the test | Anhydrous / Dihydrate (IP) |
| 15 | Mono & Tricalcium Phosphate | Not Less then 11.0ml to 12.5ml | Anhydrous / Dihydrate (IP) |
| 16 | Loss on Ignition | A.) Anhydrous :- NLT6.5% to NMT 8.5% B.) Dihydrate :- NLT 24.5% To NMT 26.50% | Anhydrous / Dihydrate (IP) |
| 17 | Assay | NLT 98% To NMT 105% ( for anhydrous or dihydrate) | Anhydrous / Dihydrate (IP) |
| Sr. No. | TEST | SPECIFICATION | REFERENCE |
| 1. | Description | A fine, white, microcrystalline powder | Anhydrous- BP |
| 2. | Solubility | Test for calcium and carbonates positive phosphate. | Anhydrous- BP |
| 3. | Acid-Insoluble Substances | Not more than 0.20% | Anhydrous- BP |
| 4. | Arsenic | Not more than 4ppm | Anhydrous- BP |
| 5. | Heavy Metals | Not more than 20ppm | Anhydrous- BP |
| 6. | Barium | To Comply the test. | Anhydrous- BP |
| 7. | Carbonate | To Comply the test. | Anhydrous- BP |
| 8. | Iron | Not more than 200ppm | Anhydrous- BP |
| 9 | Alkali metals | Not more than 1.0% | Anhydrous- BP |
| 10 | Chlorides | Not more than 250ppm | Anhydrous- BP |
| 11. | Sulphate | Not more than 0.30% | Anhydrous- BP |
| 12. | LOD | NMT 2.0% at 200oC | Anhydrous- BP |
| 13. | Assay | 98.0% to 100.5% on dry basis. | Anhydrous- BP |
| Sr. No. | TEST | SPECIFICATION | REFERENCE |
| 1. | Description | White Crystalline power,Odourless | Dihydrate – USP |
| 2. | Solubility | In soluble in water & soluble in HCL | Dihydrate – USP |
| 3. | Acid in-solubles | Max. 1.2 | Dihydrate – USP |
| 4. | Heavy Metals | Max. 1.3 | Dihydrate – USP |
| 5. | Fluoride | Max. 0.005 | Dihydrate – USP |
| 6. | Chloride | Max. 0.25 | Dihydrate – USP |
| 7. | Sulphate | Max. 0.5 | Dihydrate – USP |
| 8. | Arsenic | Max. 3 | Dihydrate – USP |
| 9 | Loss on Ignition | 24.5 – 26.5 | Dihydrate – USP |
| 10 | Assay | 98.0 – 105.0 | Dihydrate – USP |