Zibo Sanfu Chemical Industry Development Co.,Ltd,is a manufacturing enterprise with more than 20 years’ experience.Founded in 1988,and reformed on the basis of Shandong Boshan Accessory Ingredients Factory,is a complex company with production and scientific research & development.Manufacturing advanced chemical intermediates for the Pharmaceutical and Dyestuff Industry, Also be a professional manufacturer producing Rubber Chemicals Pharmaceutical and Dyestuff Intermediates: l Indole & Derivatives Series 1〉 Indole 2〉 2-Phenylindole 3〉 2-Phenylindole-5-sulfonic acid sodium salt 4〉 2-Methyl-2-Phenylindole 5〉 2-Ethyl-2-Phenylindole 6〉 2-Methylindole 7〉 2.3-Dimethylindole 8〉 2...