| Label | Id | |
|---|---|---|
| [PH](+) | http://purl.obolibrary.org/obo/CHEBI_29940 | |
| [PH](-) | http://purl.obolibrary.org/obo/CHEBI_29941 | |
| [PH](2+) | http://purl.obolibrary.org/obo/CHEBI_29943 | |
| [PH](2-) | http://purl.obolibrary.org/obo/CHEBI_29942 | |
| hydridophosphate(1-) | http://purl.obolibrary.org/obo/CHEBI_29941 | |
| hydridophosphate(2-) | http://purl.obolibrary.org/obo/CHEBI_29942 | |
| hydridophosphorus(1+) | http://purl.obolibrary.org/obo/CHEBI_29940 | |
| hydridophosphorus(2+) | http://purl.obolibrary.org/obo/CHEBI_29943 | |
| phosphanebis(ylium) | http://purl.obolibrary.org/obo/CHEBI_29943 | |
| phosphanediide | http://purl.obolibrary.org/obo/CHEBI_29942 | |
| phosphanediyl | http://purl.obolibrary.org/obo/CHEBI_29944 | |
| phosphanidediyl | http://purl.obolibrary.org/obo/CHEBI_29941 | |
| phosphanylidene | http://purl.obolibrary.org/obo/CHEBI_29945 | |
| phosphanyliumdiyl | http://purl.obolibrary.org/obo/CHEBI_29940 |