Barium chloride is an inorganic compound with the formula BaCl2. It is one of the most common water-soluble barium salts. Like most other water-soluble barium salts, it is highly toxic and imparts a yellow-green color to the flame. It is also hygroscopic, converting first to a dihydrate derivative. It is of limited use in laboratories and markets. South America Barium Chloride  Market...