Sodium Metabisulfite | WEGO Chemical & Mineral Corp. | Sodium Metabisulfite is a white crystalline powder with a molecular formula of NaO3SSO2Na. It is water soluble and has a sulfur dioxide odor. It functions as a preservative and antioxidant. This product is commonly used in dried fruits, shrimp, maraschino...view more Sodium Metabisulfite is a white crystalline powder with a molecular formula of NaO3SSO2Na. It is water soluble and has a sulfur dioxide odor. It functions as a preservative and antioxidant. This product is commonly used in dried fruits, shrimp, maraschino cherries, and lemon drinks. view less |