C.I. Direct Blue 177
CAS No. 6426-76-2
C.I. Direct Blue 177; 1,3-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-6-((4'-((1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, trisodium salt