J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Taizhou Nanfeng Pharmaceutical Research Institute
Telephone 18616377689
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1580880/0.htm
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone400-6206333 13167063860
Websitehttp://www.aladdin-e.com/
Merck KGaA
Telephone21-20338288
Websitehttp://www.sigmaaldrich.cn