J & K SCIENTIFIC LTD.
Telephone18210857532; 18210857532
Websitehttps://www.jkchemical.com
Chemsky (shanghai) International Co.,Ltd
Telephone021-50135380
Websitehttp://www.shchemsky.com
Sinopharm Chemical Reagent Co,Ltd.
Telephone86-21-63210123
Websitehttp://www.reagent.com.cn
ChemStrong Scientific Co.,Ltd
Telephone0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Shanghai Xiang Xin Industrial Co., Ltd.
Telephone021-50211651 13651607026
Websitehttp://www.xxgmpharm.com
Beijing Solarbio Science & Tecnology Co., Ltd.
Telephone 17801761073
Websitehttp://www.solarbio.com
Shanghai CR Corporation Limited
Telephone13062833949; 4006653949 4006653949
Websitehttp://www.crcorporation.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone020-36607679 19925672674
Websitehttp://www.dmstandards.com/
ChemeGen(Shanghai) Biotechnology Co.,Ltd.
Telephone 18818260767
Websitehttp://www.chemegen.com
Shanghai Xinlitai Pharmaceutical Co. , Ltd.
Telephone 18616665298
Websitehttp://www.neoleading.com/
Hubei Xinyang Medical Technology Co., Ltd
Telephone 15347293736
Websitehttps://yongstandards.com/
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +86-13670046396
Websitehttps://www.qcsrm.com
Huaihua Yuanyanda Biotechnology Co., Ltd
Telephone 18711085600
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1118979/0_EN.htm
Shaanxi Xihua Chemical Industry Co., Ltd
Telephone029-029-81123119 17391733320
Website
Hubei Qingbei Yunyan Pharmaceutical Technology Co., Ltd
Telephone18162595016; 18162595016
Websitehttps://www.chemicalbook.com/supplier/25457231/
Hangzhou Bingochem Co., Ltd.
Telephone0571-8765-8025
Websitehttp://www.bingochem.com/