Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Hubei Yangxin Medical Technology Co., Ltd.
Telephone 15374522761
Websitehttps://www.standardpharm.org.cn/
Shenzhen Botel Biotechnology Co. Ltd.
Telephone13316949107 13316968096
Websitehttp://www.szbotaier.com/
Hebei Yanxi Chemical Co., Ltd.
Telephone +86-17531190177
Websitehttps://www.chemicalbook.com/manufacturer/hebei-yanxi-chemical-283/
Energy Chemical
Telephone400-0056266
Websitehttp://www.energy-chemical.com
DONBOO AMINO ACID COMPANY
Telephone 13063595538
Websitehttp://www.donboo.com/
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +86-13670046396
Websitehttps://www.qcsrm.com
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Telephone029-029-81120477 17792793610
Websitehttp://www.dideu.cn
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Shanghai Haohong Scientific Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Nantong Weinedi Pharmaceutical Technology Co., Ltd
Telephone 18071612016
Website
SUZHOU SENFEIDA CHEMICAL CO., LTD
Telephone18796480002 18796480002
Website
Shanghai Billion Chemical Co., Ltd.
Telephone18796480002 18796480002
Website
XIAMEN EQUATION CHEMICAL CO.,LTD
Telephone+86-5926515854 +86-18060954864
Websitewww.equationchemical.com
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com
SUZHOU SENFEIDA CHEMICAL CO.,LTD
Telephone+86-0512-83500002 +86-15195660023
Websitehttps://www.sfdchem.com/