Nanjing JinruiJiuAn Biotechnology Co., Ltd.
Telephone025-58196018 800028039
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15703/0_EN.htm
ShangHai Onsyn-Chemical Technology Co., Ltd.
Telephone13917628136 15900795984
Websitehttp://www.onsyn-chemical.com
Amatek Scientific Co. Ltd.
Telephone0512-56316828 400-867-5858;400-867-5858
Websitehttp://www.amateksci.com
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
Nanjing Hongwang Pharmaceutical Technology Co., Ltd
Telephone 15366073145
Website