ClassID:

102138

C09B31/157 - CPC Classification

Classification description:

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"; Heterocyclic components containing a six-membered ring with one nitrogen atom as the only ring hetero-atom Quinolines or hydrogenated quinolines