| PARTICULAR |
STANDARD
PARAMETER1 |
STANDARD
PARAMETER2 |
E 343 (i)
|
| P2O5 Content , ≥% | 36.0 | 52.0 | 51.0 (800 °C ± 25 °C for 30 minutes) |
| Test for magnesium | - | - | Passes test |
| Test for phosphate | - | - | Passes test |
|
MgO content
,
≥%
|
- | 21.5( after ignition or at an anhydrous basis (105 °C, 4 hours) ) | |
| Mg , % | >14 | 9.0-11.0 | - |
| Pb , ≤% | 0.0002 | 0.0002 | 0.0001 |
| As , ≤% | 0.0003 | 0.0003 | 0.0001 |
| Heavy metals(Pb) , ≤ % | 0.0015 | 0.0015 | - |
| Fluoride (as F) , ≤ % | - | - | 0.001 |