Used for dechlorination and reducing excess chlorine in water treatment processes. It also functions as a reducing agent to eliminate traces of dissolved oxygen, making water safe for consumption and industrial use.

Serves as an effective preservative and antioxidant to extend the shelf life of food products. It inhibits bacterial and fungal growth, commonly applied in fruit juices, wine, and dried fruits.

Employed as a developing agent and chemical preservative during the development process of photographic film and paper prints.

Used in textile processing for bleaching, desulfurizing fabrics, and within dyeing and printing processes to fix colors and eliminate excess dye.

Functions reliably as a reducing agent and stabilizer/preservative in various pharmaceutical preparations and formulations.

Extensively used in pulp and paper manufacturing as a bleaching agent, in the mining industry for mineral flotation processing, and in general chemical synthesis.