The bromate anion, , is a bromine-based oxoanion. A bromate is a chemical compound that contains this ion. Examples of bromates include sodium bromate, ), and potassium bromate, ().
In chemistry, bromate is the term used for the salts of bromic acid HBrO3. Bromates are powerful oxidizing agents and are used as flour improvers in some countries. In Germany their use has been prohibited since 1957.