J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Guangdong wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2815688 13927872512
Websitehttp://www.wj-chem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684;
Websitehttps://www.rrkchem.com
Hubei Shishun Biotechnology Co. Ltd
Telephone027-59223025 15107168801
Websitehttp://www.ss-bio.com/
Hubei Qifei Pharmaceutical Chemical Co., Ltd
Telephone027-59322506 18071128681
Websitehttps://www.qifeiapi.com/
Shanghai Yingxin laboratory equipment Co., Ltd
Telephone021-021-59178156 15300768757
Websitehttp://www.yingxinbio.com/
Shanghai Yanze Chemical Co., Ltd.
Telephone15345144255 19975051755
Websitehttps://show.guidechem.com/yanzehuagong
Shanghai Guchen Biotechnology Co., LTD
Telephone021-34675735 19147740836
Websitehttp://www.shgcsw-edu.com
Hubei Chenghai Chemical Co., Ltd
Telephone027-59220433 18327245847
Websitehttps://www.hbchenghai.com
Henan Rane Chemical Co., Ltd.
Telephone+86-18738066252; +86-18738066252
Websitehttps://www.ranechem.com/
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com