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/a10312 in English [Translate]
Shanghai Fine Chemical（SFC） Co.,Ltd is a leading fine chemical company in Shanghai, China and is delicated to providing intermediate products and technology services to pharmaceutical, agro-chemical and other fine chemical industries.
URL: http://www.ecofinechem.com in English [Translate]
Ruiyuan Group research, manufacture palladium,ruthenium,platinum,iridium,rhodium and other noble metal catalyst, Starting materials and intermediates, reagents for peptide and oligonucleotide synthesis ect.
URL: http://www.riyngroup.com in English [Translate]
