Sodium perborate tetrahydrate (NaBO3·4H2O) is a white, odorless, water-soluble compound used as a bleaching agent and antiseptic. It's a common ingredient in laundry detergents, denture cleaners, and some eye drops. It's also utilized in organic synthesis as an oxidizing reagent. Uses: Laundry Detergents and Bleach: A key component in many powder detergents and bleaches, providing cleaning, bleaching, and deodorizing effects. Denture Cleaners: Used for its cleansing and antiseptic properties. Eye Drops: Acts as a preservative in some eye drop formulations. Organic Synthesis: Used as an oxidizing agent in various reactions, including the conversion of thioethers to sulfoxides and sulfones. Tooth Bleaching: Can be used as a tooth bleaching agent. Disinfectant: Possesses antiseptic and disinfectant properties. Production: It can be produced by reacting sodium tetraborate, hydrogen peroxide, and sodium hydroxide. Other Forms:Sodium perborate also exists in monohydrate and trihydrate forms, but the tetrahydrate and monohydrate forms are the most commercially relevant.