... Barium Carbonatemainly used in glass industry and making brick industry, ceramics, tile, water purifying, kinescope glass shell, optical glass, fluorescent light glass, construction material and making ... 2, used to handle sewage containing chrome3, used to produce glass products4, used to produce radioceramic. 5, used to produce ... MAXPASSING 150 um%75% MIN. 99% barium carbonate for glass industry