J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Accela ChemBio Co.,Ltd.
Telephone4000665055
Websitehttp://www.shao-yuan.com/
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai T&W Pharmaceutical Co., Ltd.
Telephone+86 21 61551611
Websitehttp://www.trustwe.com
Ningbo Kunyu Pharmaceutical Technology Co., Ltd.
Telephone0574-88327552 15355115930
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30863/0_EN.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684;
Websitehttps://www.rrkchem.com
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd
Telephone043180534350 19917294565
Websitehttp://www.chemextension.com
Guangzhou Liwen Technology Co., Ltd.
Telephone 18028686850
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1079956/0_EN.htm
Taizhou Chuanxu Pharmaceutical Technology Co., Ltd.
Telephonechuanxupharma@126.co 15165038510
Website
LGC Science (Shanghai) Ltd.
Telephone17717235263 17717235263
Websitehttps://www.lgcstandards.com/CN/en/