Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
AN PharmaTech Co Ltd
Telephone86(21)68097365
Websitehttp://www.anpharma.net
Amatek Scientific Co. Ltd.
Telephone0512-56316828 400-867-5858;400-867-5858
Websitehttp://www.amateksci.com
Chengdu Excellent Technology Co., Ltd.
Telephone028-85371958
Websitehttp://www.yoochem.com
Changzhou Kechem Bio-Scientific Co., LTD.
Telephone0519-68985668 13685222090
Websitehttp://www.kechem.cn/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Guangzhou Weihua Biotechnology Co., Ltd
Telephone020-37239396 18922496242
Websitehttp://www.weihuasw.com
Henan Mengtai Pharmaceutical Technology Co., Ltd
Telephone17634413542
Websitehttps://mengtaichem.com
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com