1-Naphthalenesulfonic acid, 3-((4'-((6-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo)-3,3'-dimethoxy(1,1'-biphenyl)-4-yl)azo)-4-hydroxy-, disodium salt 6449-35-0 Azine Copper Blue 2B Azoform Blue FO Benzo Copper Blue CVBS Brasilamina Copper Blue R C.I. 24175 C.I. DIRECT BLUE 151, DISODIUM SALT C.I. Direct Blue 151 (VAN) C.I. Direct Blue 151, disodium salt (8CI) CCRIS 2421 Chlorazol Copper Blue B Cotton Blue CVB Cuprodirect Blue CVS Diacotton Copper Blue BB Diamineral Blue CVB Diaphtamine Copper Blue FO Diazamine Blue B Diazo Fast Blue MP Diazophenyl Blue B Direct Blue CV Direct Copper Blue A Direct Copper Blue B Direct Lightfast Blue KU Disodium 3-((4'-((6-amino-1-hydroxy-3-sulpho-2-naphthyl)azo)-3,3'-dimethoxy(1,1'-biphenyl)-4-yl)azo)-4-hydroxynaphthalene-1-sulphonate EINECS 229-250-0 Enianil Blue CVB Enianil Blue CVBO