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Content(FeSO4H2O)/% ≥ | 91.4 | 91.6 |
Fe % | 30 | 30.5 |
PH (5g/100ml solution) | 3.0~4.0 | 3.5 |
Akli-Sulphate | pass | pass |
Chloride(cl) w/% ≤ | 0.03 | 0.01 |
High Fe w/% ≤ | 0.5 | 0.3 |
Mn w/% ≤ | 0.1 | 0.08 |
Zn w/% ≤ | 0.05 | 0.04 |
Heavy Metal (Pb) w/% ≤ | 0.002 | 0.001 |
As w/% ≤ | 0.0002 | 0.0001 |
Hg w/% ≤ | 0.05 | 0.04 |