Ferrous Sulfate
Specifications
| Yam khoom | Txuj |
| Fe 2+ | ≥17.6% |
| Insoluble khoom | ≤0.1% |
| Hg | ≤ 0.00001% |
| Cr | ≤ 0.0005% |
| As | ≤0.002% |
| Pb | ≤0.002% |
Sau koj cov lus ntawm no thiab xa tuaj rau peb
Specifications
| Yam khoom | Txuj |
| Fe 2+ | ≥17.6% |
| Insoluble khoom | ≤0.1% |
| Hg | ≤ 0.00001% |
| Cr | ≤ 0.0005% |
| As | ≤0.002% |
| Pb | ≤0.002% |