Used in chemical synthesis analytical chemistry and industrial processes. It is also used to prepare barium salts and as a reagent for titrations and hydrolysis reactions.

Primarily used as a strong base to neutralize acids and promote chemical reactions such as ester hydrolysis. It can also be used to remove sulfate ions by forming insoluble barium sulfate.

Barium hydroxide is an inorganic strong base. It is generally a white solid and is corrosive it is soluble in water to form a strongly alkaline solution.