Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400-6387771-6037 18920794737
Websitehttp://www.heowns.com
Zhengzhou Alfa Chemical Co.,Ltd
Telephone +8618530059196
Websitehttps://www.chemicalbook.com/manufacturer/zhengzhou-alfa-chemical-276/
Hubei Jusheng Technology Co.,Ltd.
Telephone18871490254
Websitehttp://www.hubeijusheng.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Zhengzhou convergence chemical co., LTD
Telephone0371-0371-55153829 18003835034
Websitehttps://www.chemicalbook.com/supplier/24021783/
Shanghai Boer Chemical Reagent Co., LTD
Telephone 19102157732
Websitehttp://www.boerzg.com/