| Label | Id | |
|---|---|---|
| strontium(1+) ion | http://purl.obolibrary.org/obo/CHEBI_37132 | |
| strontium(I) cation | http://purl.obolibrary.org/obo/CHEBI_37132 | |
| barium compounds | http://purl.obolibrary.org/obo/CHEBI_37133 | |
| elemental barium | http://purl.obolibrary.org/obo/CHEBI_37134 | |
| BARIUM ION | http://purl.obolibrary.org/obo/CHEBI_37136 | |
| barium(2+) ion | http://purl.obolibrary.org/obo/CHEBI_37136 | |
| barium(II) cation | http://purl.obolibrary.org/obo/CHEBI_37136 | |
| barium cation | http://purl.obolibrary.org/obo/CHEBI_37137 | |
| barium(1+) ion | http://purl.obolibrary.org/obo/CHEBI_37137 | |
| barium(I) cation | http://purl.obolibrary.org/obo/CHEBI_37137 | |
| astatine compounds | http://purl.obolibrary.org/obo/CHEBI_37138 | |
| elemental astatine | http://purl.obolibrary.org/obo/CHEBI_37139 | |
| strontium molecular entities | http://purl.obolibrary.org/obo/CHEBI_37131 | |
| barium molecular entities | http://purl.obolibrary.org/obo/CHEBI_37133 | |
| astatine molecular entities | http://purl.obolibrary.org/obo/CHEBI_37138 |