| 1-Naphthalenesulfonic acid, 4-hydroxy-, monosodium salt |
| Sodium-1-naphthol-4-sulfonate |
| 4-hydroxy-1-naphthalenesulfonic aci monosodium salt |
| 1-naphthol-4-sulfonic acid sodium salt |
| 1-Naphthalenesulfonic acid,4-hydroxy-,monosodium salt |
| 4-Hydroxy-1-naphthalenesulfonic acid sodium salt |
| Sodium 1-Naphthol-4-sulfonate |
| Neville Winther Acid |
| NW Acid |
| Sodium 4-Hydroxy-1-naphthalenesulfonate |
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