CRC Handbook of Chemistry & PhysicsThis link opens in a new windowAuthoritative resource consisting of tables of data and current international recommendations on nomenclature, symbols, and units related to not only the physical sciences but also biology, geology, and environmental science.
MilliporeSigmaCatalog of chemical product information including MSDS's, spectra prices, and more.
Access ScienceThis link opens in a new windowOver 8500 articles, 115,000 dictionary terms, and hundreds of Research Updates in all areas of science and technology; from McGraw-Hill.
Gale Encyclopedia of Science [Gale]This link opens in a new windowCovers all major areas of science, engineering, technology, as well as mathematics and the medical and health sciences, while providing a comprehensive overview of current scientific knowledge and technology. Entries typically describe scientific concepts, provide overviews of scientific areas and, in some cases, define terms.
Oxford Reference OnlineThis link opens in a new windowReference dictionaries and companions, including illustrations, web links, and searching individual titles or by subject area; from Oxford University Press.