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 ...

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.

Many users in a group may obtain values close to the labeled NRR, but a substantial portion typically do not. The only way to determine a person's attenuation level is with a fit test system. Editor's ...

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 ...

Using LitePoint's Multiport Test Adapter, both R&D and manufacturing test can be performed faster and less expensively on low-cost one-box test instruments. LitePoint's Multiport Test Adapter (MPTA) ...