Inorganic compound used primarily as a disinfectant, antioxidant, and preservative agent.
Food & Beverage: Preservative and antioxidant in dried fruits, wines, and juices. Water Treatment: Used as a dechlorinating agent and to remove excess chlorine. Textile: Acts as a bleaching agent in textile processing. Photography: Used in developing solutions. Pharmaceuticals: Acts as a preservative in medicines.