Zhengzhou Alfachem Co., Ltd.
Telephone0371-53765687 18937137882
Websitehttps://www.chemicalbook.com/supplier/10084342/
Henan Lien Chemical Products Co., Ltd.
Telephone03716091-9097 13383857418;
Websitehttp://www.psaichem.com/
Hangzhou Oder Technology Co., Ltd.
Telephone0571-88772972-0 15057128248
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1144334/0_EN.htm
Henan Dowon Chemical Technology Co., Ltd.
Telephone 16696119288
Websitehttp://www.dowon.com.cn
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
Shandong Dayou Pharmaceutical Research and Development Co., Ltd.
Telephonedayouchem@126.com 15165037910
Website
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
