Manganese Fluoride MnF2 is an inorganic compound with chemical formula MnF2, pink powder, highly toxic, soluble in acid and not easily decomposed. It is a raw material for kiln industry and non-ferrous metal welding. Sometimes used as a spectrally pure reagent.

Properties: reddish powder. Density 3.98g/cm3. Melting point 856 ℃. Soluble in acid. Soluble in water, slightly soluble in boiling water, insoluble in alcohol and ether. Red heat does not decompose. The manganese carbonate was dissolved in hydrofluoric acid, evaporated, and dried at 110 °C. Or by eutectic melting of manganese dichloride and sodium fluoride and leaching with water. Raw material for kiln industry and non-ferrous metal welding.

Manganese Fluoride MnF2 is flammable, and the fire emits spicy and irritating fumes containing manganese and fluoride.