Customization: | Available |
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CAS No.: | 7758-23-8 |
Formula: | Ca (H2po4)2.H2O |
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Name of index | GB25559-2010 | FCC-V | E 341 (i) |
Content, % | 15.9-17.7( as Ca) | 15.9-17.7( as Ca) | ≥95 (on the dried basis) |
Identification | - | - | Positive tests for calcium and for phosphate |
P2O5(on the anhydrous basis),% | - | - | 55.5-61.1 |
CaO content ,% | - | - | 19.0-24.8 |
Pb , ≤% | 0.0002 | 0.0002 | 0.0001 |
As, ≤% | 0.0003 | 0.0003 | 0.0001 |
Cadmium, ≤% | - | - | 0.0001 |
Mercury, ≤% | - | - | 0.0001 |
Aluminium,≤ mg/kg | - | - | 200 |
Heavy metal (Pb),≤% | 0.001 | - | - |
Fluoride,≤% | 0.0025 | 0.005 | 0.003 |
Moisture(60ºC),≤% | 1.0 | 1.0 | - |
Loss on drying (105 °C, 4 hours) , ≤% |
- | - | 17.5(105 °C, 4 hours) |
Loss on ignition,≤% | - | - | 25.0(800 °C ± 25 °C for 30 minutes) |
Clear grade | Accord with the test | - | - |
Carbonate | Accord with the test | - | - |
Free acid and auxiliary salt | Accord with the test | - | - |