Research Article

Spreading a Durable Protective Layer of Quaternary Ammonium Agents on an N95 Respirator for Predecontamination of Airborne Mycobacterium tuberculosis and Viruses Using Mycobacterium smegmatis and Bacteriophage MS2 as Models

Figure 2

The size distributions of M. smegmatis, E. coli, and MS2 phage bioaerosols in the test chamber were measured using an Andersen 6-STG impactor. Each size distribution represents the average of at least three trials.