| Customization: | Available |
|---|---|
| CAS No.: | 7758-23-8 |
| Formula: | Cah2po42 |
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| TESTITEM | FCC-V | E341(I) |
| Content(As Ca), % | 15.9-17.7(Monohydrate)16.8-18.3(Anhydrous) | Assay(on the dried basis), ≥95% |
| P2O5 Content(Anhydrous basis),% | 55.5-61.1 | |
| Description | -- | Granular powder or white, deliquescent crystals or granules |
| Identification | -- | Positive tests for calcium and for phosphate |
| CaO content, % | -- | 19.0-24.8 |
| As, ≤mg/kg | 3 | 3 |
| F, ≤mg/kg | 50 | 30 |
| Heavy metals(As Pb), ≤% | -- | -- |
| Lead,≤mg/kg | 2 | 4 |
| Cadmium,≤mg/kg | -- | 1 |
| Mercury, ≤mg/kg | -- | 1 |
| Loss on drying, ≤% | Monohydrate 1.0 | -- |
| Loss on drying | -- | Monohydrate 60ºC, 1hour then 105ºC, 4hours, ≤17.5% Anhydrous: 105ºC, 4hours, ≤14% |
| Loss on ignition | Anhydrous 14.0-15.0 | Monohydrate: 105ºC, 1hour then at 800ºC±25ºC for 30minutes, ≤25.0% Anhydrous at 800ºC±25ºC for 30minutes, ≤17.5% |
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