Sodium 4-hydroxybenzenesulfonate(CAS: 825-90-1)

Sodium 4-hydroxybenzenesulfonate (CAS: 825-90-1) is an inorganic sodium salt of 4-hydroxybenzenesulfonic acid. It is a white crystalline solid that is highly soluble in water. Commonly used as a food additive and in industrial applications, it functions as a stabilizer and acidulant. Its chemical formula is C7H7NaO4S.

Sodium 4-hydroxybenzenesulfonate (CAS: 825-90-1) is primarily used as a food preservative and stabilizer, particularly in acidic food products. It also finds applications in pharmaceuticals as a buffering agent and in the production of dyes and other chemical compounds. Additionally, it is used in research for various chemical synthesis processes.

Sodium 4-hydroxybenzenesulfonate (CAS: 825-90-1) is generally recognized as safe (GRAS) for use in food when consumed within recommended limits. However, it should be handled with care, as prolonged exposure may cause skin or eye irritation. Safety standards ensure its proper use in industrial and pharmaceutical settings, and protective measures such as gloves and goggles are recommended during handling.

Sodium 4-hydroxybenzenesulfonate (CAS: 825-90-1) should be stored in a cool, dry place away from direct light. It is typically kept in airtight containers to prevent moisture absorption. Proper storage conditions ensure its stability and extend shelf life, making it suitable for use in food, pharmaceutical, and industrial applications.