Description

3M has summarized the difference between KN95 & N95 masks in this document KN95 to NIOSH N95 3M Comparison.KN95 to NIOSH N95 3M Comparison

From the 3M comparison:

Key Features

• KN95 Respirator Face Mask
• Provides KN95 level protection
• Filtering efficiency up to 95%, PM 2.5 pollution ash.
• Five-layer filtration, White/Blue.
• Standard: GB2626-2006 KN95

We are working diligently to get PPE gear to medical professionals and first responders as quickly as we can in an effort to help during this crisis.

The FDA added the KN95 mask, the Chinese equivalent of an N95 mask, to the list of authorized gear to combat the coronavirus through an Emergency Use Authorization. Omicron, Delta.
https://www.fda.gov/media/136664/download

Comparison of FFP2, KN95, and N95 and Other Filtering Facepiece Respirator Classes
https://multimedia.3m.com/mws/media/1791500O/comparison-ffp2-kn95-n95-filtering-facepiece-respirator-classes-tb.pdf

CDC -Strategies for Optimizing the Supply of N95 Respirators: Crisis/Alternate Strategies
https://www.cdc.gov/coronavirus/2019-ncov/hcp/respirators-strategy/crisis-alternate-strategies.html