主要な企業: Lanxess AG Daken Chemical Limited TCI America Merck kGaA Taj Pharmaceuticals Ltd Alfa Aesar MainChem Springchem New Material Technology Co. Limited Henan Tianfu Chemical Co. Ltd Eastman Chemical Company Oakwood Products Inc. Biosynth Carbosynth Otto Chemie Pvt Ltd Abacipharm Corporation Jiangsu Zhongneng Chemical Technology Co. Ltd