Manganese Dioxide Powder MNO2 is a black to brown colored water insoluble compound that is commonly used for the production of various types of products such as household cleaning, components in clay brick body, batteries, and many more. It has a chemical formula of MnO2 with a molecular formula of 86.9368 grams per mol. The offered Manganese Dioxide Powder MNO2 has a density of 5.026 grams per cubic centimeters with a purity of up to 99 percent.