Manganese Fluoride, scientifically known as MnF2

Manganese Fluoride, scientifically known as MnF2, is a high-toxicity inorganic compound that appears as a pink powder. It has a melting point of 856°C and an estimated boiling point of 856°C. The density of this compound is recorded at 3.98 g/mL at 25°C. It is characterized by its solubility properties; it is soluble in dilute hydrogen fluoride, concentrated hydrochloric acid, and nitric acid, but insoluble in water and alcohol. Manganese Fluoride is hygroscopic, meaning it has the ability to absorb moisture from the air, and it exhibits a rutile-type crystal structure with a square crystal system.

This compound is used in various industrial applications, including as a spectral pure reagent. It is also utilized in the manufacturing of special glasses and as a raw material in the welding of non-ferrous metals. The acute toxicity of Manganese Fluoride is such that its oral LD50 in rats is 250 mg/kg. It is considered a hazardous material, and when heated to decomposition, it can emit toxic fumes containing manganese and fluoride compounds.

In terms of safety, Manganese Fluoride is classified with the GHS hazard statements H302, H312, H315, H319, H332, and H335, indicating that it is harmful if swallowed, in contact with skin, causes skin and serious eye irritation, harmful if inhaled, and may cause respiratory irritation. Precautionary measures include the use of personal protective equipment, proper ventilation, and handling with extreme care to avoid contact with skin and ingestion.

For storage and transportation, Manganese Fluoride should be kept in a cool, dry, and well-ventilated warehouse, separated from food and feedstuffs. In case of fire, water, carbon dioxide, dry powder, and foam can be used as extinguishing agents. It is important to adhere to the recommended exposure limits and safety standards to minimize health risks associated with manganese and fluoride exposure in the workplace.