J & K SCIENTIFIC LTD.
Telephone 18210857532
Websitehttps://www.jkchemical.com
Jiangsu aikang biomedical research and development co., LTD
Telephone025-66110311 13155353615
Websitehttp://www.aikonchem.com/
Xinyi Kaiwu Chemical Technology Co., Ltd.
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Santa Cruz Biotechnology Inc
Telephone 60936350
Websitehttp://www.scbt.com
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com