CPC Subgroup
C09B 35/366 D is diphenyl
Full Title
Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling > Trisazo dyes of the type [IMAGE cpc-sch-C09B-1016.gif] > D is diphenyl
C09B 35/366 Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling > Trisazo dyes of the type [IMAGE cpc-sch-C09B-1016.gif] > D is diphenyl