J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Amatek Scientific Co. Ltd.
Telephone0512-56316828 4008675858
Websitehttp://www.amateksci.com
Zhengzhou kangnuochenrui Chemical Technology Co.,Ltd
Telephone18210788515; 18210788515
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList17156/0_EN.htm
Aikon International Limited
Telephone025-66113011 19370895928
Websitehttp://www.aikonchem.com
Changzhou Kechem Bio-Scientific Co., LTD.
Telephone0519-68985668 13685222090
Websitehttp://www.kechem.cn/