J & K SCIENTIFIC LTD.
Telephone 18210857532
Websitehttps://www.jkchemical.com
9ding chemical ( Shanghai) Limited
Telephone4009209199
Websitehttp://www.9dingchem.com
Amatek Scientific Co. Ltd.
Telephone0512-56316828
Websitehttp://www.amateksci.com
Nextpeptide Inc
Telephone+86-0571-81612335 +8613336028439
Websitehttp://www.nextpeptide.com/
Changzhou Kechem Bio-Scientific Co., LTD.
Telephone0519-68985668 13685222090
Websitehttp://www.kechem.cn/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Merck KGaA
Telephone21-20338288
Websitehttp://www.sigmaaldrich.cn
Santa Cruz Biotechnology Inc
Telephone 60936350
Websitehttp://www.scbt.com