J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Block Chemical Technology (Shanghai) Co., LTD
Telephone021-20432219 13918097649
Websitehttp://www.acblock-lab.com
Jiangsu Hongmin Pharmaceutical Co., Ltd.
Telephone18221292452
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList34013/0.htm
Shanghai Kaiwei Chemical Technology Co., Ltd.
Telephone021-58461859 15821823057
Websitehttp://www.aivichem.com
Yantai Boyun Biological Technology Co. Ltd
Telephone13793517650; 13793517650
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList248599/0.htm
Beijing Stronger Science Co., Ltd.
Telephone0531-88924771 15614660963
Websitehttps://www.nuoxiansheng.com/
Yantai Zhengxin New Material Technology Co. LTD
Telephone15065715832; 13854547682
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1444924/0.htm
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
