Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com
SynAsst Chemical.
Telephone021-60343070
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15848/0.htm
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Zhengzhou Convergence Chemical Co. LTD
Telephone0371-53736046 13393710386
Websitehttps://www.chemicalbook.com/supplier/23627897/
Nantong Hanfang Biotechnology Co. , Ltd.
Telephone 18616537568
Websitehttps://hanfangpharma@126.com