Ferrous sulfate
Ƙayyadaddun bayanai
| Abu | Daidaitawa |
| Fe2+ | ≥17.6% |
| Kayan da ba ya narkewa | ≤0.1% |
| Hg | ≤0.00001 % |
| Cr | ≤0.0005% |
| As | ≤0.002% |
| Pb | ≤0.002% |
Ku rubuta sakonku anan ku aiko mana
Ƙayyadaddun bayanai
| Abu | Daidaitawa |
| Fe2+ | ≥17.6% |
| Kayan da ba ya narkewa | ≤0.1% |
| Hg | ≤0.00001 % |
| Cr | ≤0.0005% |
| As | ≤0.002% |
| Pb | ≤0.002% |