Contains MSDS sheets for over 40,000 pure substances and 85,000 mixtures, drugs, explosives, infectious substances, WMDs, foods, and more in 20 languages.

Provides "chemical structures and also structure and sub-structure searching. It contains fire fighting and first response information used by the FBI and many fire departments across the country and around the world." All of the chemicals and substances in ChemWatch are linked to an easy to use and powerful label design and print system. You can create and print virtually any size label to mark chemicals in your area.

ChemWatch now offers a link to a web supplied database of vendor MSDS. This database, called The Collection contains over 1.5 million supplier sheets to supplement the ChemWatch information.

Provided by Ohio University's Department of Environmental Health & Safety, which also provides support for the system.