| Term Name: | lanthanum-139 atom |
|---|---|
| Synonyms: | (139)57La, (139)La, La, lanthanum-139 |
| Definition: | The stable isotope of lanthanum with relative atomic mass 138.906348, 99.9 atom percent natural abundance and nuclear spin 7/2. |
| Ontology: | ChEBI [CHEBI:52627] ( EBI ) |