J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Shanghai zhigan biotechnology co., LTD
Telephone
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31144/0_EN.htm
Nanjing jinheyou Trading Co., Ltd.
Telephone15705188088
Websitehttps://www.chemicalbook.com/manufacturer/nanjing-jinheyou-trading-190/
Shanghai Macklin Biochemical Co.,Ltd.
Telephone50706066 15221275939
Websitehttp://www.macklin.cn/
Suzhou Zhuyanke Biopharmaceutical Co., Ltd.
Telephone15190025787 18550797660
Website