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/CGI-BIN/LANSAWEB?PROCFUN+WEBOEP+SRCHCHK+alf+ENG+FUNCPAR... in English [Translate]
Search the largest collection of online suppliers catalogs by specs. Find and contact suppliers, research standards, materials, datasheets, application notes, technical articles, search by part number and more. GlobalSpec - The Engineering Search Engine - helps you research and source faster.
URL: http://www.globalspec.com/productfinder/findproducts?query=Methane&se=chem in English [Translate]
Sunivo is a professional chemical supply chain company based on e-Business. 24/7 worldwide online services; 15,000 Real Time Quotation Products; More than 31,500 customers and 20,000 selected suppliers; Price Comparison & Online Order
URL: http://www.sunivo.com/ennew/Products/Products_list.asp?sProdKw=115-77-5 in English [Translate]
Leading manufacturer of fine organic and pharmaceutical intermediates. The company is ISO9002 certified. It engages in research, custom synthesis and industrial production. key products include thio chemicals, levulinic acid and pyridine derivatives.
URL: http://www.yanuochem.com/ in English [Translate]