C09B35/08 - CPC Classification Index

ClassID:

102183 ⎘

C09B35/08 - CPC Classification

Classification description:

Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling; Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl

Sub-classes:

C09B35/10 » from two coupling components of the same type 0
C09B35/20 » from two coupling compounds of different types 6