Barium Sulphate is the inorganic compound having chemical formula BaSO4. It is a odorless white crystalline solid that is insoluble in water. It is easily dissolves in concentrated form of acid & it does not disperse in beverages. It becomes highly sensitive when comes in contact with aluminum powder. Due to its highly soluble in water & having radio-opaque features, Barium Sulphate has high therapeutic value and it is also used for radio imaging purpose.