We are offering pigment red. we have achieved a staggering success in the manufacturing of pigment red 23. Widely in demand in the market, it is a bluish red commercial dye used as coloring agent in paints, inks, rubbers, plastics, papers and lacquers. specification : chemical name : naphthol redcas no. : 6471-49-4eu no. : 229-313-2c.i. No. : 12355chemical formula : c24h17n5o7molecular weight : 487.42application :aqueous inksaqueous coatingemulsion paintscoating.