J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Daicel Chiral Technologies (China)CO.,LTD
Telephone021-50460086-9 15921403865
Websitehttp://www.daicelchiraltech.cn/reagents/Default.aspx
Cato Research Chemicals Inc.
Telephone020-81960175
Websitehttp://www.cato-chem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684;
Websitehttps://www.rrkchem.com
Energy Chemical
Telephone400-0056266
Websitehttp://www.energy-chemical.com
LGC Science (Shanghai) Ltd.
Telephone17717235263 17717235263
Websitehttps://www.lgcstandards.com/CN/en/
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com
