We sell Selenious Acid(H2SeO3 ) 98%Selenious Acid H2SeO3 98% Min 60.4% Min FORMULA: H 2 SeO 3 MOLECULAR WEIGHT: 128.97 CAS No.: 7783-00-8 EINECS NO.:231-974-7CHARACTERISTIC: Colorless hygroscopic crystal powder. has deliquescence, soluble in water and ethanol. USAGE: Used for chemical reagent, reducing agent etc. As activator used for plating industry. PACKING: Net 25kg fiber or iron drum. Selenious Acid H2SeO3 98% Min 60.4% Min