Naphthols manufacturers in india

Napthol are insoluble azo dyes applied to cellulosic fibres by impregnation in a Napthol solution and subsequent coupling with a colour salt. All cellulosic fibres such as cotton, linen, jute, hemp, as well as silk and rayon may be dyed or printed with Napthols. This method of dyeing yields a wide range of shades covering deep yellow, orange, scarlet, red, maroon, violet, brown navy and black the shades are brilliant and in general possess excellent fastness to washing, alkalis, acids and chlorine. https://www.vipulorganics.com/napthol.htm