5-Quinolinesulfonic acid, 8-hydroxy- 5-Sulfo-8-hydroxyquinoline 5-Sulfo-8-quinolinol 5-Sulfooxine 8-Hydroxy-5-quinolinesulfonic acid 8-Hydroxy-5-sulfoquinoline 8-Hydroxyquinoline-5-sulfonate 8-Hydroxyquinoline-5-sulfonic acid 8-Hydroxyquinoline-5-sulphonic acid 8-Quinolinol-5-sulfonic acid 84-88-8 NSC13139 Oxine-5-sulfonic acid