| Customization: | Available |
|---|---|
| CAS No.: | 7789-77-7 |
| Formula: | Cahpo4 |
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| Name of indexes | FCC-V | USP-32 | E 341 (ii) |
| Appearance | White powder | White powder | White granular powder or powder |
| Assay (As CaHPO4), % | 97.0-105.0 | 98.0-103.0 | 98.0-102.0(200ºC, 3hours) |
| P2O5(on the anhydrous basis), % |
- | - | 50.0-52.5 |
| Identification | - | - | Positive tests for calcium and for phosphate |
| Fluoride, ≤% | 0.005 | 0.005 | 0.005 |
| Loss on drying, ≤% | 7.0-8.5 | 6.6-8.5 | - |
| Loss on ignition , ≤% | - | - | 8.5( 800 °C ± 25 °C , 30 minutes) |
| Heavy metals(As Pb), ≤% | - | 0.003 | - |
| Pb, ≤% | 0.0002 | - | 0.0001 |
| As, ≤% | 0.0003 | 0.0003 | 0.0001 |
| Aluminium,≤ mg/kg | - | - | 200 |
| Insoluble in HCI, ≤% | - | 0.2 | - |
| Chloride, ≤% | - | 0.25 | - |
| Sulphate (SO4), ≤% | - | 0.5 | - |
| Carbonate | - | Test passed | - |
| Barium | - | Test passed | - |
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