CPC Subgroup
C09B 31/12 from other coupling components "C"
Full Title
Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling > Disazo dyes > from other coupling components "C"
1 direct subcode
Child Classifications
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- C09B 31/14 Heterocyclic components