DYES & INTERMEDIATES Acid dye : Man made fiber (Nylon), Natural fiber (Silk, Wool) Direct Dye : Man made fiber (Viscose), Natural fiber (Cotton) Vat dye : Man made fiber (Viscose), Natural fiber (Cotton, Silk, Wool) Disperse dye : Nylon, Polyester, Acrylic, Tri-acetate, Di-acetate PIGMENTS : Alizarin, Azo-pigments : Yellow, orange and red colour range Phthalocyanine : Blue and green colour range