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The ASTM Compass is a vast collection of industry-leading standards and technical engineering information. The Library covers a broad range of engineering disciplines, including aerospace, biomedical, chemical, civil, environmental, geological, health and safety, industrial, materials science, mechanical, nuclear, petroleum, soil science, and solar engineering.
Reaxys is a unique web-based chemistry database consisting of deeply excerpted compounds and related factual properties, reaction and synthesis information as well as bibliographic data, navigated and displayed via an actionable interface. Use it to access the combined wealth of trustworthy, experimental substance and reaction data and bibliographic data housed in the Beilstein, Gmelin and Patent Chemistry Databases.