Profile: Hangzhou Trylead Chemical Technology Co., Ltd specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates. Our dye & pigment intermediates include methyl-1, 4-phenylene diamine, 2-methyl-5-nitro-1, 4-phenylene di amine, n-hydroxyethyl-2-nitroaniline, amino acid (1-aminonaphthalene-3, 8-disulfonic acid) and 4-chloro-2-aminophenol-6-sulfonic-acid. We offer 4-chloro-4'-hydroxylbenzophenone that is used as an intermediate of medicine. We supply high purity organic reagent and intermediates for pharmaceuticals, agrochemicals & dyestuff industries.