Sodium selenite pentahydrate by Research Lab Fine Chem Industries is a high grade reagent. This is a sodium salt of selenium. The reagent is available as a white power which is soluble in water. The salt decomposes at decomposes at 710 C. Sodium selenite can be generated by the reaction of selenium dioxide with sodium hydroxide. While it is stable under general conditions, this reagent is incompatible with strong oxidizing agents. CAS No.: 26970-82-1 Quantity Provided: 100 gm per bottle Molecular formula: Na2SeO3.5H2O Molecular weight: 263.01 Assay: Minimum 98 Sodium selenite has a variety of applications in chemical and biological sectors. This reagent finds applications in the organic synthesis of various derivative compounds. Sodium selenite is widely used in the manufacture of colourless glass along with the related barium and zinc selenites. It is additionally an ingredient in dietary supplements such as multi-vitamin/mineral products. Sodium selenite is also incorporated in animal feed used in pet foods. This reagent is suitable for industrial synthesis of products and research applications.