CAS: 7440-25-7 Molecular Formula: Ta Molecular Weight (g/mol): 180.95 MDL Number: MFCD00011252 InChI Key: GUVRBAGPIYLISA-UHFFFAOYSA-N Synonym: tantalum, elemental,hydride,tantalum-181,tantalum, metal and oxide dust,tantal,tantalum, metal,powder,foil,wire,rod PubChem CID: 23956 ChEBI: CHEBI:33348 IUPAC Name: tantalum SMILES: [Ta]