| S.No | Specifications | Ferric Alum % by Mass |
| 1. | Insoluble Matter | 0.5 Max |
| 2. | Insoluble Matter | 0.7 Max |
| 3. | Water soluble alumina compounds (As Al2O3) | 15-16% |
| 4. | pH (of 5 % aq. Solution) | 2.7 Min |
| 5. | Basicity (As % of Al2O3) | 0.5 Max |
| 6. | Lead (As Pb) | 30 ppm Max |
| 7. | Arsenic(As % of Al2O3) | 6 ppm |
| 8. | Iron (as Fe) | 5000 ppm Max. |
| 9. | Alumina (As Al2O3) | - |
| 10. | Physical Appearance | Slabs of 20 KGs of grayish white colour |