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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 ...

As the world is responding to the COVID-19 outbreak, fit testing respirators for healthcare workers and first responders remain vital to respiratory protection programs to reduce exposure to the ...

Pursuant to 29 C.F.R. § 1910.134(f) employees are required to be fit tested prior to wearing tight-fitting respirators and the fit test administered must be using an OSHA-accepted fit test protocol.

As the world is responding to the COVID-19 outbreak, fit testing respirators for healthcare workers and first responders remain vital to respiratory protection programs to reduce exposure to the ...

Yesterday, OSHA issued a final rule approving two additional quantitative fit testing protocols for inclusion in appendix A of the Respiratory Protection Standard. These protocols are: The modified ...