... NaHSO3 5) High quality Product DescriptionProduct Name: Sodium BisulfiteOther Name : Sodium hydrogen sulfiteCAS No.: 7631-90-5Molecular Formula: NaHSO3Molecular ... 50g/L solution)4.0-5.0Main Use: Used for bleaching of cotton fabrics, dye, paper, leather, ... chemical synthesis industry as a reducing agent, for the production of pharmaceutical intermediates, photographic developer, food bleaching ...