2-Naphthalenesulfonic acid, 3,3'-[cyclohexylidenebis[(2-methyl-4,1-phenylene)-2,1-diazenediyl]]bis[4,6-dihydroxy-, sodium salt (1:2); 2-Naphthalenesulfonic acid, 3,3'-[cyclohexylidenebis[(2-methyl-4,1-phenylene)azo]]bis[4,6-dihydroxy-, disodium salt (9CI); C.I. Acid Red 154, disodium salt (8CI); Acid Leather Red IBB; Acid Milling Violet Red BB; Acid Red 154; Acid Red 4S; Acid Red BB; Acid Violet Red B; C.I. 24800; C.I. Acid Red 154; Follone Red 3BW; Lanaperl Fast Red 5B; Levanol Fast Red BB; Supranol Fast Red BB; Telon Fast Red BB; Triacid Fast Bordeaux BBN; Wool Fast Red 5B