Canadian Centre for Occupational Health and Safety (CCOHS) Web Information Service - This link opens in a new window
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"Searchable collections include Material Safety Data Sheets (MDSS), CHEMINFO (Health and safety information on pure chemicals), CHEMpendium™ (CHEMINFO, CESARS, CHRIS, DSL/NDSL, HSDB, NJHS Fact Sheets, NIOSH Pocket Guide, Transport TDG, Transport 49CFR), Registry of Toxic Effects of Chemical Substances(R) (RTECS), MSDS Management Service, OSH References (OSHLINE, NIOSHTIC, NIOSHTIC-2, HSELINE, CISILO, Canadiana), and Canadian enviroOSH Legislation plus Standards."