CAS 5892-10-4 appears in our catalog under these names: Bismuth carbonate basic/ 99%, Bismuth carbonate oxide , Bismuth carbonate oxide, 98.5% min , Bismuth carbonate basic, 98%, 98.00%, Bismuth Carbonate Oxide, >98.0%(T). Offered by: Chemat, Thermo Scientific (Alfa Aesar), TCI, Sigma-Aldrich, Roth. Available pack sizes: 250g, 1kg, 1000g, 50g, 100g, 500g, 25g.