C09B35/00 - CPC Classification

Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling

• C09B35/02 » Disazo dyes 1
• C09B35/35 » Trisazo dyes in which the tetrazo component is a diamino-azo-aryl compound 3
• C09B35/36 » Trisazo dyes of the type 1
• C09B35/378 » Trisazo dyes of the type 5
• C09B35/38 » Trisazo dyes of the type 3
• C09B35/50 » Tetrazo dyes 10
• C09B35/64 » Higher polyazo dyes, e.g. of the types 2