... -99 Industrial Grade ISO 9000 Barium carbonate 99.2% min used in barium salt,optical glass ,making ceramic, brick,tile Super quality ... , tile, water purifying, kinescope glass shell, optical glass, fluorescent light glass, construction material and making other barium salts5) Barium Carbonate Packing: in 25kg or ... poisoning. 3, no mix with acids and foods. Sale! Barium Carbonate-glass industry