China Ferrous Sulfate Heptahydrate/Food Grade/Chemical Reagent/7782-63-0, Find details about China Chemical Reagent, Lithium Battery Cathode Material from Ferrous Sulfate Heptahydrate/Food Grade/Chemical Reagent/7782-63-0
Food grade
Test items | Food grade |
Content/% | 99.5-104.0 |
Chloride(Cl)/ppm | -- |
Arsenic(As)/ppm | ≤3 |
Manganese(Mn)/ppm | -- |
Iron(Fe)/ppm | -- |
Zinc(Zn)/ppm | -- |
Lead(Pb)/ppm | ≤2 |
PH | -- |
Mercury(Hg) | ≤1 |