J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Sinopharm Chemical Reagent Co,Ltd.
Telephone86-21-63210123
Websitehttp://www.reagent.com.cn
9ding chemical ( Shanghai) Limited
Telephone4009209199
Websitehttp://www.9dingchem.com
Yichang Zhongyitai Trading Co., Ltd.
Telephone0717-6449896 13886658719
Websitehttp://www.zhongyitai.com/
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Alta Scientific Co., Ltd.
Telephone022-6537-8550 15522853686
Websitehttp://www.altascientific.cn
Shanghai EFE Biological Technology Co., Ltd.
Telephone021-65675885 18964387627
Websitehttp://www.efebio.com
Puripharm Co., Ltd.
Telephone0572-2745768-1 13167223168
Websitehttp://www.puriactives.com/
Shanghai YuanYe Biotechnology Co., Ltd.
Telephone021-61312847; 18021002903
Websitehttp://www.shyuanye.com
Shandong Xiya Chemical Co., Ltd.
Telephone4009903999 13395398332
Websitehttp://www.xiyashiji.com
Guangzhou LES biological Technology Co.,Ltd.
Telephone 13672434928
Websitehttp://www.les64.com
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400-638-7771 18920564737
Websitehttp://www.heowns.com
Beijing OKA biological technology co., LTD
Telephone010-010-010-62971590 18548936886
Websitehttp://www.bjoka-vip.com/
Shanghai Hongye Biotechnology Co. Ltd
Telephone400-9205774
Websitehttp://www.glpbio.cn/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Dideu Industries Group Limited
Telephone+86-29-89586680 +86-15129568250
Websitehttps://www.dideu.com