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14 lis 2022 · The majority of N95 masks will be imprinted with an expiration date. The Centers for Disease Control and Prevention (CDC) advises that you frequently inspect your mask for signs of wear and tear, such as holes or cracks. If your mask is damaged, you should replace it immediately.
This fact sheet explains what you should look for to determine if an N95 is NIOSH approved, including required labeling and where to look to confirm an approval number.
If there is an expiration date designated by the NIOSH approval holder (i.e., respirator manufacturer) and it has been exceeded, it should not be used within an occupational respiratory protection program.
Surgical N95 Respirators are commonly used in healthcare settings and are a subset of N95 Filtering Facepiece Respirators (FFRs), often referred to as N95s.
N95 respirators should be discarded immediately after being removed. If removed for a meal break, the respirator should be discarded and a new respirator put on after the break. N95 respirators should be discarded when contaminated with blood, respiratory or nasal secretions, or other bodily fluids from patients.
• 3M N95 respirators are certified by the U.S. National Institute for Occupational Safety and Health (NIOSH). For more information on NIOSH certification see the NIOSH approval label included in the packaging.
N95 respirator . When purchasing a respirator, check that it is labelled with the NIOSH certificate number and is not expired. If it is NIOSH-certified, it should: Have a particulate filtration efficiency of 95%. Provide a good fit to your face. Carry instructions on how to wear and discard the respirator.
