J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Wuhan Chemduro Pharm Tech Co. Ltd.
Telephone18040571231/1402788087
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16292/0_EN.htm
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684;
Websitehttps://www.rrkchem.com
Hangzhou Jinghao Biotechnology Co., LTD
Telephone17513242016
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1421058/0_EN.htm
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Hu' nan Yunbang Pharmaceutical Co., Ltd.
Telephone0731-88532326 13319508186
Websitehttp://www.yunbangapi.com
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Telephone029-029-81120477 17792793610
Websitehttp://www.dideu.cn
Beijing Qinling Pharmaceutical Co., Ltd.
Telephone010-61241352 18901327973
Websitehttp://www.qlmed.com/
Shanghai Yifei Biotechnology Co. , Ltd.
Telephone021-65675885 18964387627
Websitehttp://www.efebio.com
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone6206333 13167063860
Websitehttp://www.aladdin-e.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
Watson Biotechnology Co.,Ltd
Telephone +86-18186686046
Websitehttps://www.chemicalbook.com/manufacturer/cnwhwatson/