Fob reference price:get latest price $300.00$400.00 / tons 27 ton/tons (min. order) Barium carbonate is a white, odourless and heavy salt of barium with the chemical formula baco 3.it is widely used as flux in ceramics, as an ingredient in specialty glass and fine glassware, in the treatment of salt brines, etc. Barium carbonate. barium carbonate (baco3), also known as witherite, is a chemical compound used in mainly used in magnet material, electronic pottery, purified water, paint, pigment, coating, construction material, the steel carbonizes, making other barium salts and reagent. feel free to buy barium carbonate at cheap price from our factory. Cheap barium carbonate price for barium carbonate 99.2% min , find complete details about cheap barium carbonate price for barium carbonate 99.2% min,barium carbonate,barium carbonate powder,99.2% barium carbonate from supplier or manufacturer-chongqing xuancheng import & export co., ltd.