Artis Biotech Co. Ltd.
Telephone18108108965 18108108965
Websitehttps://artis-standards.com/
ChemeGen(Shanghai) Biotechnology Co.,Ltd.
Telephone 18818260767
Websitehttp://www.chemegen.com
Cayman Chemical Company
Telephone800-364-9897
Websitehttp://www.caymanchem.com
Hefei Synth Biotechnology Co. LTD
Telephone0551-63802898 15395108618
Websitehttp://www.synthbio.cn/
TLC Pharmaceutical Standards Ltd.
Telephone 18012923235
Websitehttps://www.tlcstandards.com/
