NIST-JANAF Thermochemical Tables Searching is case sensitive.
The JANAF (Joint Army-Navy-Air Force) Tables tabulate temperature- dependent thermochemical properties for over 47 elements and their associated compounds.
See also
PDF Version (1985, 3rd edition) and
PDF Version (1971).
CRC Handbook of Chemistry and Physics The authoritative reference source on chemical and physical data.
The Merck index : an encyclopedia of chemicals, drugs, and biologicals A one-volume encyclopedia of chemicals, drugs and biologicals.
Lange's handbook of chemistry Properties of approximately 4,400 organic and 1,400 inorganic compounds.
Perry's chemical engineers' handbook.
TOXNET: toxicology data network A database of hazardous substances, with comprehensive, peer-reviewed toxicology data for about 5,000 chemicals. Definitive reference for chemical and process engineers.
Knovel Critical Tables Interactive charts and tables that allow you to export property data.