Used as an acid neutralizer in compositions containing potassium chlorate or barium chlorate; as a green color agent; or a delay agent in glitter comps. 98.0% minimum purity.
Although they are not interchangeable with barium carbonate, other green coloring agents are the oxidizers barium nitrate and barium chlorate and the salt--barium chloride. Boric acid is used in some liquid fire formulas.