| Label | Id | |
|---|---|---|
| Aluminiumhydroxid | http://purl.obolibrary.org/obo/CHEBI_33130 | |
| Americium | http://purl.obolibrary.org/obo/CHEBI_33389 | |
| Amerizium | http://purl.obolibrary.org/obo/CHEBI_33389 | |
| Aminocarbonsaeure | http://purl.obolibrary.org/obo/CHEBI_33709 | |
| Aminokarbonsaeure | http://purl.obolibrary.org/obo/CHEBI_33709 | |
| Aminosaeure | http://purl.obolibrary.org/obo/CHEBI_33709 | |
| Anisomycin | http://purl.obolibrary.org/obo/CHEBI_338412 | |
| Apholate | http://purl.obolibrary.org/obo/CHEBI_33111 | |
| Apopril | http://purl.obolibrary.org/obo/CHEBI_3380 | |
| Arylgruppe | http://purl.obolibrary.org/obo/CHEBI_33338 | |
| As2H2 | http://purl.obolibrary.org/obo/CHEBI_33107 | |
| As2H4 | http://purl.obolibrary.org/obo/CHEBI_33110 | |
| AsEt4(+) | http://purl.obolibrary.org/obo/CHEBI_33106 | |
| AsH | http://purl.obolibrary.org/obo/CHEBI_33104 | |
| AsH(2.) | http://purl.obolibrary.org/obo/CHEBI_33104 |