As a leader of organotin producer, Chang Zhou Chemistar Chemistry Technology Co.,Ltd ,set up in 1995, have a powerful technical team from Tsing hua University , produces series of tin-catalyst and pharmaceutical intermediates .
URL: http://kairuihuaxue.cn.w26.998877.com/products-en.asp?id=19 in English [Translate]
A leading manufacturer of research chemicals, metals and materials including high purity inorganics, organics and organometallics, precious compounds and catalysts, rare earth compounds and metals, labware and more.
URL: http://www.alfa.com/en/product/b20718 in English [Translate]
