Beijing Yisiyan Technology Research Center
Telephone010-56645598 13366904824
Websitehttp://www.bjkaida.cn
Wuhan Chemduro Pharm Tech Co. Ltd.
Telephone18040571231/1402788087
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16292/0.htm
Shanghai Shanyuan pharmaceutical technology co., LTD
Telephone021-31761238 13167072949
Websitehttp://www.saferph.com
Grader reagent
Telephone18221735425
Websitehttp://www.shxinping.net
Hefei TNJ Chemical Industry Co.,Ltd.
Telephone+86-0551-65418684 +8618949823763
Websitehttps://www.tnjchem.com