J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky (shanghai) International Co.,Ltd
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shaanxi Jiandu Pharmaceutical Chemical Co. Ltd.
Telephone029-88380327 17691182729
Websitehttp://www.dideu.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684;
Websitehttps://www.rrkchem.com
Xi'an MC Biotech, Co., Ltd.
Telephone029-89275612 +8618991951683
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1759320/0_EN.htm
AFINE CHEMICALS LIMITED
Telephone+86-571-85134551 +86-18958018566
Websitehttp://www.afinechem.com/index.html
Taizhou Nanfeng Pharmaceutical Research Institute
Telephonenanfengpharma@126.co 13127117265
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1580880/0.htm
Energy Chemical
Telephone400-0056266
Websitehttp://www.energy-chemical.com
Qingdao Haizhi Weiyuan Biotechnology Co., Ltd.
Telephone18317699790 18317699790
Website
LGC Science (Shanghai) Ltd.
Telephone17717235263 17717235263
Websitehttps://www.lgcstandards.com/CN/en/
Henan Tianfu Chemical Co.,Ltd.
Telephone+86-0371-55170693 +86-19937530512
Websitehttps://www.tianfuchem.com/
Chongqing jooe co., ltd
Telephone +86-15223382610
Websitehttps://www.jooe.com/