J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Changzhou Hopschain Chemical Co.,Ltd.
Telephone85528066 13775048983
Websitehttp://www.hopschem.cn
Amatek Scientific Co. Ltd.
Telephone0512-56316828 400-867-5858;400-867-5858
Websitehttp://www.amateksci.com
Shaanxi Dideu Newmaterial Co., Ltd.
Telephone029-63373950 17392216152
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1184346/0_EN.htm
Changzhou Qianai Biotechnology Co., Ltd
Telephone051915240519135 13961152745
Website