1-naphthalenesulfonicacid,6-[(5-chloro-2-hydroxy-3-sulfophenyl)azo]-5-hydroxy;AcidchromenavyblueRRN;AcidmordantblueA3R;C.I.Mordantblue9;MORDANT BLUE 9;CI 14855;6-(5-CHLORO-2-HYDROXY-3-SULFOPHENYLAZO)-5-HYDROXY-1-NAPHTHALENESULFONIC ACID, DISODIUM SALT;6-(5-CHLORO-2-HYDROXY-4-SULFOPHENYLAZO)-5-HYDROXY-1-NAPHTHALENESULFONIC ACID, DISODIUM SALT