Chemical and Physical Property Information

Full-text collection of over 60 books published by the Center for Chemical Process Safety, a division of the AIChE.

From 2003, some information may be out-of-date.

TOXNET is a cluster of databases covering toxicology, hazardous chemicals, environmental health and related areas.

A factual database focusing on the toxicology of over 5,000 potentially hazardous chemicals. In addition to toxicity data, HSDB provides information in the areas of emergency handling procedures, industrial hygiene, environmental fate, human exposure, detection methods, and regulatory requirements. The data are fully referenced and peer-reviewed by a Scientific Review Panel composed of expert scientists.

A scientifically evaluated and fully referenced data bank, developed and maintained by the National Cancer Institute (NCI). It contains over 9,000 chemical records with carcinogenicity, mutagenicity, tumor promotion, and tumor inhibition test results. Data are derived from studies cited in primary journals, current awareness tools, NCI reports, and other special sources. Test results have been reviewed by experts in carcinogenesis and mutagenesis.

Purdue homepage for safety data sheets. Contains links to MSDS resources.

Free database created by NOAA; includes a grid for reactivity. Also includes a wealth of other chemical safety information.