J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky (shanghai) International Co.,Ltd
Telephone021-50135380
Websitehttp://www.shchemsky.com
Hubei Yangxin Medical Technology Co., Ltd.
Telephone 15374522761
Websitehttps://www.standardpharm.org.cn/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684;
Websitehttps://www.rrkchem.com
Hefei Hangang Pharmaceutical Technology Co., Ltd.
Telephone +8618062405514
Websitehttp://www.ipurechemical.com
Shanghai Jiegu Biotechnology Co., Ltd.
Telephone021-51698675
Websitehttp://www.jiejiegroup.com
Shenzhen Jianyi Biotechnology Co., Ltd
Telephone0755-84826604
Websitehttp://www.jeanchemical.com
Zhuhai Anzhe Biotechnology Co,Ltd.
Telephone 13169972583
Websitehttp://www.anzhe-c.com
Foshan Treasure Biotechnology Co., Ltd
Telephone0757-85921206 18520245316
Websitehttp://www.fsbn-bio.com/
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +86-13670046396
Websitehttps://www.qcsrm.com
Cato Research Chemicals Inc.
Telephone81960175-877 18933936954
Websitehttps://www.cato-chem.com/
Chengdu Peter-like Biotechnology Co., Ltd.
Telephone028-81700200 13308200041
Websitehttps://www.weikeqi-biotech.com/
Hubei Rhema Reference Materials Technology Co., Ltd.
Telephone15787879035 15787875101
Websitehttps://www.chemicalbook.com/supplier/138770565/
Taizhou Chuanxu Pharmaceutical Technology Co., Ltd.
Telephonechuanxupharma@126.co
Website
LGC Science (Shanghai) Ltd.
Telephone17717235263 17717235263
Websitehttps://www.lgcstandards.com/CN/en/