| ≥1 piece |
| APPEARANCE | WHITE CRYSTALS |
WHITE CRYSTALS |
| ASSAY %NA5P3O10 | 94.0MIN |
95.09 |
| P2O5% | 57.0MIN |
57.56 |
| IRON(AS FE) |
0.01MAX |
0.008 |
| WATER INSOLUBLE MATTER % |
0.05MAX |
0.047 |
| PH VALUE(1 % WATER SOLUTION) |
9.2-10.0 |
9.6 |
| HEAVY MENTAL (AS PB) % |
0.001MAX |
0.0009MAX |
|
ARSENIC(AS) |
0.0003MAX. |
0.00028MAX |
| FLUORIDE(AS F) | 0.003MAX |
0.0029 |