... 90% 2. Industry grade 3. Output: 2000 tons/year Sodium Sulfite Anhydrous♥Description Appearance: white powderPurity: 70%, 80%, 90 ... FCL (20’GP) = 25MT without pallets♥Application Sodium sulfite anhydrous is widely used in printing and dyeing, ... , laundry detergents, glass industry. ♥Specification ItemsSpecificationResultsSodium sulphite %96 min96.12Fe %0.005max0.003Water insoluble matter %0.03max0 ...