Used as a vital micronutrient in agricultural fertilizers to correct manganese deficiency in soils, especially for crops like soybeans, wheat, and potatoes. Improves plant growth, photosynthesis, and enzyme activation. Commonly applied in granular or liquid form for soil treatment or as a foliar spray.

Widely used in animal feed supplements to prevent manganese deficiency in livestock, supporting bone development, reproduction, and metabolic functions.

Serves as a precursor in the production of other manganese compounds and in the manufacturing of dry cell batteries.

Employed in the chemical industry as a catalyst or reducing agent in certain synthesis processes, including electroplating applications.

Used in water treatment and in the preparation of nutrient solutions for hydroponics.