J & K SCIENTIFIC LTD.
Telephone18210857532; 18210857532
Websitehttps://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Cato Research Chemicals Inc.
Telephone020-81960175
Websitehttp://www.cato-chem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone 13502246435
Websitehttp://www.dmstandards.com/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone 17301488900
Websitehttp://www.synzest.com
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone6206333 13167063860
Websitehttp://www.aladdin-e.com/
Shanghai Weiyite Biotechnology Co., Ltd
Telephone 15317051735
Websitehttp://www.wytsci.com
Santa Cruz Biotechnology Inc
Telephone021-60936350
Websitehttp://www.scbt.com