NPPTL Report Number P2020-0112

National Institute for Occupational Safety and Health
National Personal Protective Technology Laboratory

This report summarizes the filtration performance results from the assessments that took place as a result of the initial Emergency Use Authorization (EUA) issued by the United States Food and Drug Administration (FDA)1 and discusses important considerations when purchasing non-NIOSH approved international respiratory devices temporarily authorized for occupational use in the United States.