6460-05-5 Acid Fast Violet BG Acid Violet 4 BN Acid Violet 4BN C.I. 42561 C.I. Acid Blue 34 C.I. Acid Blue 34, sodium salt Erio Cyanine A Methanaminium, N-[4-[[4-(dimethylamino)-3-sulfophenyl][4-[methyl[(3-sulfophenyl)methyl]amino]phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-methyl-, hydroxide, inner salt, sodium salt NSC75431