Ferric Pyrophosphate specs are as belows
| FERRIC PYROPHOSPHATE – FCC | |
| CAS NO :10058-44-3 | FORMULA : Fe4(P2O7)3 |
| GRADE : FCC | FORMULA WT : 745.22 |
| TEST | SPECIFICATION |
| Description | A tan or Yellow –white powder. |
| Soubility | It is insoluble in water,but is soluble in mineral acids |
| Identification | Complies |
| Assay : (as Fe) | 24.0 – 26.0% |
| Arsenic | 3 Mg/Kg |
| Lead | 4 mg/kg |
| Mercury | 3 mg/kg |
| Loss on ignition (at 8000c) | Max 20% |