2-amino-5-[(4-amino-3-sulfophenyl)(4-imino-3-sulfo-2,5-cyclohexadien-1-ylidene)methyl]-3-methyl-benzenesulfonic acid,disodium salt, Benzenesulfonic acid, 2-amino-5-[(4-amino-3-sulfophenyl)(4-imino-3-sulfo-2,5-cyclohexadien-1-ylidene)methyl]-3-methyl-, disodium salt, RUBINE S, Acid Fuchsin,certified, acidrosein, Acid Fuchsin,high purity biological stain, Fuchsin acid, FUCHSIN S, acidroseine, ACID RUBIN, acid fuchsin, ACID MAGENTA, Acid Violet 19,Fuchsin S,Fuchsin acid, RUBIN S, Acid Fuchsine, Acid Violet 19, 3-[1-(4-Amino-3-methyl-5-sulphonatophenyl)-1-(4-amino-3-sulphonatophenyl)methylene]cyclohexa-1,4-dienesulphonic acid, ACID FUSCHIN