Concordia’s Environmental Health and Safety (EHS) team offers both qualitative and quantitative respirator fit testing to individuals and organizations outside the university. These services ensure ...

WHEN OSHA's revised Respiratory Protection Standard for General Industry, 29 CFR 1910.134, became effective on April 8, 1998, it provided employers with an all-inclusive reference source for fit ...

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Or any other condition that may interfere with face piece seal. 9.0.1. The test subject shall be shown how to put on a respirator, proper positioning on the face, and how to set strap tension.

Quantitative fit testing is the preferred testing method. The ambient aerosol condensation nuclei counting (CNC) method, using a Portacount® Plus instrument, has been selected as the quantitative fit ...

Researchers in the United States have conducted a study demonstrating that personal assessment of whether respirators and face masks fit properly cannot be relied on in efforts to protect against ...