6527-65-7

C.I.22455 Direct Blue 230 C.I.Direct Blue 230 C.I.Direct Blue 230:C.I.22455 4-amino-5-oxido-6-[[4-[4-[(1-oxido-4-sulfonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]-7-sulfonaphthalene-2-sulfonate 5-Amino-4-hydroxy-3-[[4'-[(1-hydroxy-4-sulfo-2-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid trisodium salt 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-((4'-((1-hydroxy-4-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, trisodium salt