| Industrial Grade | Food Grade | |
| Na5P3O10 | 94.0%Min | 94.0%Min |
| P2 O 5 | 57.0%Min | 57.0%Min |
| Water Insoluble Matter | 0.15%Max | 0.04%Max |
| Iron(Fe) | 0.015%Max | 0.006%Max |
| PH value (1% water solution) | 9.2-10.0 | 9.5-10.0 |
| Heavy Metal (as Pb) | | 0.001%Max |
| Arsenic (As) | | 0.0003%Max |
| Fluoride (F) | | 0.003%Max |
| Whiteness | 92%Min | 92%Min |
| Ignition loss | 1.0 | / |
| density (g/cm3) | 0.35-0.9 | 0.35-0.9 |
| Phase I | 10-30 | 10-30 |