Barium nitrate is used by the oil and gas industries to make drilling muds. It is used to make  paints, bricks, tiles, glass, rubber, and other barium compounds. It also used in is used in signal flares and water softener. 

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.