Barium carbonate is used in photographic paper manufacturing. the chemical is used to produce the barium sulphate which gives the photographic paper its flat white appearance. practiced in the manufacture of barium ferrites and also in the manufacture of television picture tubes. barium carbonate is an additive in oil-well drilling muds. Barium carbonate 99.98% trace metals basis cas number 513-77-9. linear formula baco 3. molecular weight 197.34 . beilstein/reaxys number 7045119 . ec number 208-167-3. mdl number mfcd00003448. pubchem substance id 24859789. nacres na.23 Barium carbonate 99%,industrial grade baco3 , find complete details about barium carbonate 99%,industrial grade baco3,barium carbonate 99% industrial grade baco3,barium carbonate,barium carbonate from carbonate supplier or u2026 Barium carbonate is used in the manufacturing of electro-ceramic materials, glazes, bricks, frits and enamels. it is widely used as a welding electrode coating and in glass manufacturing processes as purifying agent for uniformity in glass melt, caustic lye brine purification process.