Manganese Sulfate:(MnSO4.H2O)> 98.0% (Mn) > 31.8% (As) <5ppm (Pb) < 10ppm (Water Insoluble)<0.05% Manganese carbonate is widely used in magnetic materials,, electromagnet oxidation gorgeous, ceramics glaze raw materials, add in feed, phosphate industry, the supply of manganese carbonate and other industries.