J & K SCIENTIFIC LTD.
Telephone 18210857532
Websitehttps://www.jkchemical.com
Jiangsu aikang biomedical research and development co., LTD
Telephone025-66110311 13155353615
Websitehttp://www.aikonchem.com/
Shaanxi Dideu Newmaterial Co., Ltd.
Telephone029-87576359 15353716720
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1184346/0.htm
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone400-6206333 13167063860
Websitehttp://www.aladdin-e.com/
Merck KGaA
Telephone21-20338288
Websitehttp://www.sigmaaldrich.cn