Profile: Jiaxing Alpharm Fine Chemical Co., Ltd. deals with anhydride type of curing agents, which include methyl hexahydrophthalic anhydride, hexahydrophthalic anhydride, and methyl tetrahydrophthalic anhydride. We provide organophosphorus compounds such as phenylphosphonous dichloride, phenylphosphonic dichloride, 3-hydroxy phenyl phosphinyl propanoic acid, hydroxmethyl phenyl phosphinic acid, phenyl phosphonic acid, and sodium benzene phosphinate. Our methyl hexahydrophthalic anhydride is produced from methyl tetrahydrophthalic anhydride by catalytic hydrogenation. It is used as solidifying agent for epoxy resins. It is also used as insecticide, plasticizer and antirust. Hexahydrophthalic anhydride is used as material of drugs and insecticides.