- OSHA Occupational Chemical Database
- National Institute for Occupational Safety & Health
- NIOSH Immediately Dangerous To Life or Health Concentrations
- International Chemical Safety Cards
- NIOSH Certified Equipment List
- NIOSH Manual of Analytical Methods
- NIOSH Pocket Guide to Chemical Hazards
- Specific Medical Tests Published in the Literature for OSHA Regulated Substances
- NIOSH Occupational Health
- Guidelines for Chemical Hazards
- Registry of Toxic Effects of Chemical Substances (RTECS)
- NIOSH Recommendations for Chemical Protective Clothing
- OSHA 1988 PELs
- National Library of Medicine Toxicology and Environmental Health
- Agency for Toxic Substances and Disease Registry
- DOT Emergency Response Guidebook (ERG)