Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
3A Chemicals
Telephone400-668-9898
Websitehttp://www.3achem.com
Jiangsu aikang biomedical research and development co., LTD
Telephone025-58859352 17714375163
Websitehttp://www.aikonchem.com/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Zhengzhou Converging Chemical Co. LTD
Telephone0371-53399770 18037166334
Websitehttps://www.chemicalbook.com/supplier/24218235/
Henan Dowon Chemical Technology Co., Ltd.
Telephone 16696119288
Websitehttp://www.dowon.com.cn
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone 17301488900
Websitehttp://www.synzest.com
Guizhou Hexi Biotechnology Co., Ltd
Telephone18786102937 18786102937
Websitehttps://www.heosce.com