What are the main uses of Sodium Iodide (CAS: 7681-82-5)?

Sodium iodide (CAS 7681-82-5) is widely used in pharmaceuticals for radioactive imaging and as a contrast agent. In industry, it acts as a catalyst in organic synthesis and a source of iodine. It is added to table salt to prevent iodine deficiency and used in research for analytical chemistry. Additionally, it finds applications in flame retardants and as a reagent in chemical reactions. Its versatility ensures relevance across multiple sectors.