SPECIFICATION
| IUPAC Name | Tri sodium phosphate |
| CAS No | 7601-54-9 |
| Molecular Weight | 163.94 g/mol |
Chemical Structure
| Sr. | Characteristic | Specification | ||
| 1 | trisodium phosphate anhydrous (Calculated by Na3PO4•12H2O) | % | 98.0 | Min |
| 2 | P2O5 Content | % | 18.5-22.0 | Max |
| 3 | Sulfate (Calculated by SO4) | % | 0.5 | Max |
| 4 | Chloride (Calculated by Cl) | % | 0.4 | Max |
| 5 | Arsenic (As) | % | 0.005 | Max |
| 6 | Iron (Fe) | % | 0.01 | Max |
| 7 | Insoluble substance | % | 0.1 | Max |
| 8 | pH value (10g/L solution) | % | 11.5-12.5 | |
| 9 | Loss on Drying | % | Less than 58 % | |
