Sodium Iodate, Reagent, CAS 7681-55-2, Item 89. Sodium Iodate is a sodium salt formed from iodic acid. Sodium Iodate is a strong oxidizing agent and can react with combustibles. The Sodium Iodate formula is NaIO3. Sodium Iodate has a white crystal appearance, is odorless and has a density of 4.28…