Used as a reducing agent in various chemical reactions, particularly in the textile industry for dyeing and printing processes. It helps in the reduction of vat dyes, ensuring vibrant and long-lasting colors on fabrics. Also employed in water treatment to remove excess chlorine and other oxidizing agents. In organic synthesis, it serves as a key reagent for the reduction of nitro compounds and other functional groups. Additionally, it finds use in the cosmetic industry for hair care products, where it acts as a reducing agent in hair straightening treatments. Its applications extend to the pharmaceutical sector for the synthesis of certain drugs and intermediates.