CAS: 7727-43-7 Molecular Formula: BaO4S Molecular Weight (g/mol): 233.38 MDL Number: MFCD00003455 InChI Key: TZCXTZWJZNENPQ-UHFFFAOYSA-L Synonym: barium sulfate,barite,baritop,barosperse,barotrast,esophotrast,liquipake,macropaque,micropaque,microtrast PubChem CID: 24414 IUPAC Name: barium(2+);sulfate SMILES: [Ba++].[O-]S([O-])(=O)=O