Manganese Oxide - Feed Grade: Application: The product is used primarily in the Animal Feed Industry. Special care is taken to ensure that heavy metal content (Arsenic, Lead, Cadmium etc.) and Dioxin content in the product meets the European Regulatory criterion. Manganese as Mn - 60-62% Manganese Oxide -78% Iron as Fe - 8% max Silica as SiO2 - 8% max Alumina as Al2O3 - 5% max Manganese Dioxide MnO2 - 2% max Moisture 1% Max. - 1% max Pb 62 ppm - 200 ppm max As 60 ppm - 100 ppm max Cd - 30 ppm max Appearance - Fine greenish brown powder Screen analysis 100 mesh (BSS) - 95 -100% Passing