Standard printing on a NIOSH approved N95 mask
Created on：2023-11-06 16:09
In the field of professional protective masks, N95 is the most well-known mask standard, but many people do not know which ones are authentic N95 masks.
First N95 standard is one of nine protection level which edited and certificated by NIOSH(National Institute
for Occupational Safety and Health) for particulate respirators. Only the respirators/mask meet N95
standard and certified by NIOSH can be called NIOSH N95 mask.
- “N”means used for against particulate aerosols free of oil.
- “95”means it filters at least 95% of the particles at aparticle size of 0.3 micron.
Secondly, the standard NIOSH N95 mask has complete information for identification. According to the information on the official website of NIOSH in the United States, individual filtering facepiece respirators are required to have the following markings:
- Name of approval holder/manufacturer business name, a registered trademark, or an easily understood abbreviation of the applicant/approval holder’s business name as recognized by NIOSH. When applicable, the name of the entity to which the FFR has been private labeled by the approval holder may replace the approval holder business name, registered trademark, or abbreviation of the approval holder business name as recognized by NIOSH.
- NIOSH in block letters or the NIOSH logo.
- NIOSH Testing and Certification approval number, e.g., TC-84A-XXXX.
- NIOSH filter series and filter efficiency level, e.g., N95, N99, N100, R95, P95, P99, P100.
- Model number or part number: The approval holder’s respirator model number or part number, represented by a series of numbers or alphanumeric markings, e.g., 8577 or 8577A.
NIOSH recommends the lot number and/or date of manufacture also be included, however, this is not required.
Sample of a generic filtering facepiece respirator with appropriate markings.
