J & K SCIENTIFIC LTD.
Telephone18210857532; 18210857532
Websitehttps://www.jkchemical.com
Shaanxi Didu New Material Co., Ltd
Telephone81124267 17392282731
Website
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
Merck KGaA
Telephone21-20338288
Websitehttp://www.sigmaaldrich.cn
Aikon International Limited
Telephone025-58851090 19370895928
Websitehttps://www.aikonchem.com/
Santa Cruz Biotechnology Inc
Telephone021-60936350
Websitehttp://www.scbt.com
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com