5-Sulfosalicylic Acid, ACS Reagent, CAS 5965-83-3, Item 563. 5 Sulfosalicylic Acid ACS Reagent is a chemical compound with the formula of HOC6H3(COOH)SO3H•2H2O. The molar mass of 5 Sulfosalicylic Acid is 254.21 g/mol. 5 Sulfosalicylic Acid Reagent is used for iron, aluminum, and titanium…