These three databases are part of ToxNet, free online resources on "toxicology, hazardous chemicals, environmental health, and toxic releases" (provided by the National Library of Medicine).
- HSDB (Hazardous Substances Data Bank) - Peer-reviewed toxicology data for over 5,000 hazardous chemicals
- TOXLINE - 4 million references to literature on biochemical, pharmacological, physiological, and toxicological effects of drugs and other chemicals -- A great place to search for scholarly, peer-reviewed toxicology articles!
- ChemIDplus - Dictionary of over 400,000 chemicals (names, synonyms, and structures)
Recommended toxicology sources