NPPTL Fact Sheets
Updated September 2, 2021
The following is a list of NIOSH NPPTL fact sheets that we hope you will download, print, and use to promote proper personal protective equipment and respiratory protection program practices. You can also search for NIOSH personal protective technology resources in the NIOSHTIC-2 database.
How to tell if your N95 Respirator is NIOSH Approved (2021)
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Understanding Filtration Efficiency Testing and Fit Testing in Filtering Facepiece Respirators (FFRs) (2021)
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A Guide to Atmosphere-Supplying Respirators (2019)
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A Guide to Air-Purifying Respirators (2018)
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Filtering out Confusion: Frequently Asked Questions about Respiratory Protection, Fit Testing (2018)
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Filtering out Confusion: Frequently Asked Questions about Respiratory Protection, Respirator Reuse and Extended Use (2018)
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Filtering out Confusion: Frequently Asked Questions about Respiratory Protection, User Seal Check (2018)
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NIOSH National Personal Protective Technology Laboratory (NPPTL) Fact Sheet (2018)
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