| Label | Id | |
|---|---|---|
| hydrogen phosphonate | http://purl.obolibrary.org/obo/CHEBI_33462 | |
| hydrogen diphosphonate | http://purl.obolibrary.org/obo/CHEBI_33463 | |
| elemental phosphorus | http://purl.obolibrary.org/obo/CHEBI_33464 | |
| elemental pnictogen | http://purl.obolibrary.org/obo/CHEBI_33465 | |
| elemental pnictogens | http://purl.obolibrary.org/obo/CHEBI_33465 | |
| atomic phosphorus | http://purl.obolibrary.org/obo/CHEBI_33466 | |
| monoatomic phosphorus | http://purl.obolibrary.org/obo/CHEBI_33466 | |
| phosphorus cation | http://purl.obolibrary.org/obo/CHEBI_33467 | |
| phosphorus(1+) ion | http://purl.obolibrary.org/obo/CHEBI_33467 | |
| phosphorus(I) cation | http://purl.obolibrary.org/obo/CHEBI_33467 | |
| phosphorus anion | http://purl.obolibrary.org/obo/CHEBI_33469 | |
| oxoanions of phosphorus | http://purl.obolibrary.org/obo/CHEBI_33461 |