| Label | Id | |
|---|---|---|
| Armstrong's acid | http://purl.obolibrary.org/obo/CHEBI_30890 | |
| naphthalene-1,5-disulfonic acid | http://purl.obolibrary.org/obo/CHEBI_30890 | |
| 1,6-naphthalenedisulfonic acid | http://purl.obolibrary.org/obo/CHEBI_30891 | |
| naphthalene-1,6-disulfonic acid | http://purl.obolibrary.org/obo/CHEBI_30891 | |
| 1-naphthalenesulfonic acid | http://purl.obolibrary.org/obo/CHEBI_30895 | |
| alpha-naphthalenesulfonic acid | http://purl.obolibrary.org/obo/CHEBI_30895 | |
| naphthalene-1-sulfonic acid | http://purl.obolibrary.org/obo/CHEBI_30895 | |
| naphthalene-1-sulphonic acid | http://purl.obolibrary.org/obo/CHEBI_30895 | |
| 2,7-naphthalenedisulfonic acid | http://purl.obolibrary.org/obo/CHEBI_30898 | |
| Ebert-Merz alpha-acid | http://purl.obolibrary.org/obo/CHEBI_30898 | |
| naphthalene-2,7-disulfonic acid | http://purl.obolibrary.org/obo/CHEBI_30898 | |
| naphthalene-2,7-disulphonic acid | http://purl.obolibrary.org/obo/CHEBI_30898 |