CAS:135-53-5 MF:C10H7NaO5S MW:262.21 EINECS:205-198-4 Visawe:2-Naphthalenesulfonicacid,6,7-dihydroxy-,monosodiumchumvi;6,7-dihydroxy-2-naphthalenesulfonicacimonosodium chumvi;6,7-DIHYDROXY-2-NAPHTHALENESULFONIC ACID SODIUM CHUMVI;2,3-DIHYDROXYNAPHTHALENE-6-SULFONIC ACID MONOSODIUM CHUMVI;2,3-DIHYDROXYNAPHTHALENE-6-SULFONIC ACID SODIUM CHUMVI;DIHYDROXY-R-CHUMVI;DIOXY R CHUMVI;DS ACID, CHUMVI YA MONOSODIUM;Sodiamu 2,3-dihydroxynaphthalene-6-sulfonate;SODIUM 6,7-DIHYDROXY-2-NAPHTHALENE SULFONATE;SODIUM 6,7-DIHYDROXYNAPHTHALENE-2-SULFONATE;sodiamu 6,7-dihydroxynaphthalene-2-sulphonate