Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Shanghai Changyan Chem & Tech Co., Ltd.
Telephone021-20242659 18930833303
Websitehttp://www.changyanchem.cn
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Nanjing SynTitan Pharmaceutical Co., Ltd.
Telephone25-57027686 17372956142
Websitehttp://www.syntitan.com
Shanghai Maruhua Science and Technology Co. Ltd.
Telephone021-57171708; 18721745940
Websitehttp://www.api-chem.com
Sichuan Boyou Biotechnology Co., Ltd
Telephone028-65791793 18140026355
Website
Coresyn Pharmatech Co., Ltd.
Telephone+86-571-86626709 +86-18157142896
Websitehttp://www.coresyn.com/