manganese sulfate Manganese is the forming element of some enzymes participating in animals' metabolism of carbohydrate, lipid and protein. Manganese is also an anticipant in forming of skeleton. When lack of manganese, animals will grow slow, their skeletons are misshapen, enginery is abnormal and newborns will be ataxic. MnSO4.H2O: Mn≥31.8, Pb≤0.001, As≤0.0005 MnSO4.H2O: Mn≥31.0, Pb≤0.001, As≤0.0005