MatWeb - Materials Information Resource A free online materials information resource with properties data on over 28,000 materials. Search for materials by name or properties. Database includes thermoplastic and thermoset polymers, aluminum, cobalt, copper, lead, magnesium, nickel, steel, superalloys, titanium and zinc alloys, ceramics, plus a growing list of semiconductors, fibers, and other engineering materials. Advanced features for registered and premium users (US$ 50,- per year). Hrsg.: Automation Creations, Inc.
Links for Chemists More than 8,400 links to chemical information on the web, including industrial and academic websites as well as educational resources related to chemistry. Hrsg.: WWW Virtual Library (chemistry section)