At Prefine Chemicals, we distribute top-tie Sodium Hydrosulphite offers expert guidance to help you achieve optimal results. Our commitment to quality ensures you receive a reliable product you can depend on. (CAS.NO.-7775-82-6) Prefine Chemicals guarantees a minimum purity of Min. 99.00 % of Sodium Hydrosulphite. APPLICATIONS Applications are: Dyes Textiles PACKAGING 50 Kgs HDPE Drum With Liner MOQ 1x20'FCL SPECIFICATIONS Sr.No Characteristic Specifications 1. Physical Appearance White Crystalline Powder 2. Purity 85-89% 3. Formula Na2S2O4