J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Yantai ShengKailun Chemical Technology Co., Ltd.
Telephone 13356901049
Websitehttp://www.sklnchem.cn
Chongqing Zhisheng Technology Co., Ltd.
Telephone023-63360199
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30902/0.htm
Jiangsu aikang biomedical research and development co., LTD
Telephone025-66110311 13155353615
Websitehttp://www.aikonchem.com/
Amatek Scientific Co. Ltd.
Telephone0512-56316828 4008675858
Websitehttp://www.amateksci.com