National Personal Protective Technology Laboratory (NPPTL)

Respiratory Protection, where to begin—
Is your respirator NIOSH approved?
New! NIOSH ownership of respirator certification marks
Counterfeit respirators are products that are falsely marketed and sold as being NIOSH approved and may not be capable of providing appropriate respiratory protection to workers.
List of NIOSH-approved Filtering Facepiece Respirators
The (CEL)
The CEL is a tool to help respirator users, safety managers, industrial hygienists, and others determine if they are using a NIOSH approved® respirator. Popular custom searches:
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- CA 2024-1089 – Effective Immediately: Revocation of Six Aegle PPE 1 LLC Approvals
- NEW! NIOSH Fact Sheet: Respirator Selection Guide for the Healthcare Industry
Webinar to highlight the work of the three winners and six finalists from the third and final phase of the challenge.
Register here:- NIOSH Science Blog –
- NIOSH Announces Phase 3 Winners of the Respirator Fit Evaluation Challenge
- CA 2024-1088 – Effective Immediately: Voluntary Rescission of two Innonix Technologies Limited Approvals
- CA 2024-1087 – Effective Immediately: Voluntary Rescission of one United States Mask, LLC Approval
Additional Key Resources
Personal Protective Equipment Key Resources
- Letters to Respirator Manufacturers and Interested Parties
- NPPTL Participation in Standard Development Committees
- Respiratory Protection Videos
- PPE CASE Notes
- MultiVapor™ Application
- NIOSH Respiratory Protection Week 2024
- NIOSH Publications
- Trending Resources
- NPPTL Respirator Assessments Results
- NIOSH Pocket Guide to Chemical Hazards
N95 and NIOSH Approved are certification marks of the U.S. Department of Health and Human Services (HHS) registered in the United States and several international jurisdictions.