URUBANZA:135-53-5 MF:C10H7NaO5S MW:262.21 EINECS:205-198-4 Synonyme:2-Naphthalenesulfonicacid, 6,7-dihydroxy-, monosodiumsalt;6,7-dihydroxy-2-naphthalenesulfonicacimonosodiumsalt;6,7-DIHYDROXY-2-NAPHTHALENESULFONIQUE ACID SODIUM SODIUM;2,3-DIHYDROXYNAPHTHALENE-6-SIDFONIQUE ACID MONOSODIUM UMunyu;2,3-DIHYDROXYNAPHTHALENE-6-SULFONIQUE ACID SODIUM SODIUM;DIHYDROXY-R-UMUNTU;UMUKUNZI WA DIOXY;DS ACID, UMunyu wa MONOSODIUM;Sodium 2,3-dihydroxynaphthalene-6-sulfonate;SODIUM 6,7-DIHYDROXY-2-NAPHTHALENE SULFONATE;SODIUM 6,7-DIHYDROXYNAPHTHALENE-2-SULFONATE;sodium 6,7-dihydroxynaphthalene-2-sulfonate