It is widely used as a contrast agent in medical imaging especially in X-ray and CT scans of the digestive system. It is also used in paints coatings plastics and drilling fluids in the oil and gas industry.

The main purpose of barium sulfate is to enhance visibility in imaging procedures and to act as a filler or weighting agent in industrial products due to its density and non-reactive nature.

Barium sulfate is a white odorless and insoluble inorganic compound with the chemical formula BaSO. It occurs naturally as the mineral barite and is known for its high density and chemical stability.