| CHEMINDEX/CCOHS | CHEMINDEX database/CCOHS |  |
| FISQ | Fichas internacionales de Seguridad Química/IPCS | |
| HSDB / NLM | Hazardous Substances Databank / NLM | |
| ILOLEX | Base de datos sobre Normas Internacionales de Trabajo | |
| NIOSH Pocket Guide | Online NIOSH Pocket Guide to Chemical Hazards | |
| OSH Answers | OSH Answers Chemicals & Materials | |
| OSHA Methods | OSHA Index of Sampling & Analytical Methods | |
| TUTB Labourline | The European Trade Union Technical Bureau for Health and Safety | |
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