102174 ⎘
Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling; Disazo dyes characterised by two coupling components of the same type in which the coupling component is a hydroxy-amino compound Amino naphthol
COMPOSITIONS AND METHODS FOR STABLE TRYPAN BLUE SOLUTIONS
Use of novel naphthol AS-pigment-mixtures in printing-materials
Disazo dyes, and copper complexes thereof, for dyeing paper