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/alf/laboratory_chemical_suppliers.htm in English [Translate]
A chemical is the sole manufacturer of intermediates with "-SH"or"-S" groups in China, we specialize in production and R&D of thiophenol and its derivatives/mercaptan compounds,thioanisole and its derivatives/methylthio compounds,etc.
URL: http://www.shoufu.com/ in English [Translate]
