Barium carbonate is widely used in the ceramics industry as an ingredient in glazes. it acts as a flux, a matting and crystallizing agent and combines with certain colouring oxides to produce unique colours not easily attainable by other means. it is also used for removing of sulfates in phosphoric acid production and chlorine alkali electrolysis. Barium carbonate baco3 99% min for capacitors industry . 1 white free flowing powder or white granular 2 used in glass industry 3 purity:99.2% 4 nice price . specifications. barium carbonate cas no.: 513-77-9 molecular weight: 197.34 molecular formula: baco3 Get here listings of barium carbonate (cas no 513-77-9), barium carbonates manufacturers, barium carbonates suppliers and exporters. these barium carbonate manufacturing companies provide high quality products as per buyers requirement. Molar mass : 197.34 g/mol. we are a well-known barium carbonate importer, manufacturer, supplier and exporter in alwar, rajasthan. the barium carbonate that we offer is a white light powder. barium carbonate is poisonous and used for making other barium salts and in rat poison.