Name of index | GB25558-2010 | FCC-V | E 341 (iii) |
Appearance | white floating, amorphous powder | ||
Content,% | 34.0-40.0(as Ca) | 34.0-40.0(as Ca) | ≥90(on the ignited basis) |
P2O5(on the Anhydrous basis) ,% | - | - | 38.5--48.0 |
Identification | - | - | Positive tests for calcium and for phosphate |
As,≤ % | 0.0003 | 0.0003 | 0.0001 |
F,≤ % | 0.0075 | 0.0075 | 0.005 |
Heavy metals(Pb),≤% | 0.001 | - | - |
Pb,≤ % | 0.0002 | 0.0002 | 0.0001 |
Cadmium,≤ % | - | - | 0.0001 |
Mercury,≤ % | - | - | 0.0001 |
Aluminium,≤ mg/kg | - | - | 200 |
Loss on Ignition(800ºC) ≤ % | 10.0 | 10.0 | 8.0(800 °C ± 25 °C,0.5 hour) |
Clear grade | Slightly turbid | - | - |