1910.1200 App A - Health Hazard Criteria (Mandatory) OSHA 1910.1200 App A - Health Hazard Criteria (Mandatory) OSHA 29 CFR 1910 1200 1910.1200 App A – Health Hazard Definitions (Mandatory) 1910.1200, Appendix A, A.2 and A.3 Skin/Eye Irritation. OSHA 1910.1200 Toxic and Hazardous Substances App A OSHA 1910.1200 Toxic and Hazardous Substances App A 1910.1200 App A - Health Hazard Criteria (Mandatory)