bis[hydrogen [4-[4-(diethylamino)-5'-hydroxy-2',4'-disulphonatobenzhydrylidene]cyclohexa-2,5-dien-1-ylidene]diethylammonium], calcium salt; CI 42051; Ethanaminium, N-(4-((4-(diethylamino)phenyl)(5-hydroxy-2,4-disulfophenyl)methyl- ene)-2,5-cyclohexadien-1-ylidene)-N-ethyl-, hydroxide, inner salt, calcium salt (2:1); N-(4-((4-(Diethylamino)phenyl)(5-hydroxy-2,4-disulfophenyl)methyl- ene)-2,5-cyclohexadien-1-ylidene)-N-ethylethanaminium, hydroxide, inner salt, calcium salt (2:1); Acid Blue 3; Acidal Carmine V; Alphazurine 2 G (C.I. 42051); Bleu patente V; Bleu patente V [French]; Blue ZN 3; C.I. 42051; C.I. 712; C.I. Acid Blue 3; C.I. Food Blue 5; Carmine Blue V; Dai-ei Acid Pure Blue VX; E 131; Food Blue 3; L-Blau 3; L-Blau 3 [German]; Merantine Blue V; Mitsui Acid Pure Blue VX; NSC 5010; NSC 75430; New Patent Blue A-CE Extra; New Patent Blue Extra Pure A; Patent Blue; Patent Blue V; Patent Blue V and L; Schultz No. 826; Solar Pure Blue VX; m-Hydroxytetraethyldiaminotriphenylcarbinol anhydride disulfonic acid calcium salt; Bis(hydrogen (4-(4-(diethylamino)-5'-hydroxy-2',4'-disulphonatobenzhydrylidene)cyclohexa-2,5-dien-1-ylidene)diethylammonium), calcium salt; C.I. Acid Blue 3, calcium salt (2:1) (8CI); Ethanaminium, N-(4-((4-(diethylamino)phenyl)(5-hydroxy-2,4-disulfophenyl)methylene)-2,5-cyclohexadien-1-ylidene)-N-ethyl-, hydroxide, inner salt, calcium salt (2:1); Ethanaminium, N-(4-((4-(diethylamino)phenyl)(5-hydroxy-2,4-disulfophenyl)methylene)-2,5-cyclohexadien-1-ylidene)-N-ethyl-, inner salt, calcium salt (2:1); calcium bis(4-{[4-(diethylamino)phenyl][4-(diethyliminio)cyclohexa-2,5-dien-1-ylidene]methyl}-6-hydroxybenzene-1,3-disulfonate); N-(4-{[4-(diethylamino)phenyl](5-hydroxy-2,4-disulfophenyl)methylidene}cyclohexa-2,5-dien-1-ylidene)-N-ethylethanaminium; 4-{[4-(diethylamino)phenyl][4-(diethyliminio)cyclohexa-2,5-dien-1-ylidene]methyl}-6-hydroxybenzene-1,3-disulfonate