J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684;
Websitehttps://www.rrkchem.com
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone020-36607679; 13502246435
Websitehttp://www.dmstandards.com/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Guangzhou Juntang Technology Co., Ltd
Telephone020-36607679 13502246435
Websitehttp://www.dmstandards.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
Chengdu Bochen Chuangke Biomedical Technology Co., Ltd.
Telephone 13550099873
Websitehttp://www.bochenhealth.com/
SHANG HAI WEI LING BIOTECHNOLOGY CO.,LTD
Telephone021-13917490980 13917490980
Website
Suzhou Anlaijie Biomedicine CO.,Ltd
Telephone18051891506 17314271506
Website
Cato Research Chemicals Inc.
Telephone81960175-877 18933936954
Websitehttps://www.cato-chem.com/
Anhui Jing Tong Pharmaceutical Co.LTD
Telephone 13675155016
Website
LGC Science (Shanghai) Ltd.
Telephone17717235263 17717235263
Websitehttps://www.lgcstandards.com/CN/en/