NIOSH Respirator Decision Logic

Note: This document has been superceded by NIOSH Publication 2005-100 NIOSH Respirator Selection Logic 2004.

NIOSH routinely makes recommendations regarding the use of respirators for workers exposed to environments that contain hazardous concentrations of airborne contaminants or oxygen-deficient atmospheres. This document provides industrial hygienists and other professionals knowledgeable in respirator selection with a procedure for selecting suitable classes of respirators for particular concentrations of specific contaminants.

NIOSH Respirator Decision Logic