Learn more about KN95 Masks
KN95 masks are regulated by the Chinese government under regulation GB2626-2006 and are rated to filter 95% of particles, and create an airtight seal around the face. In April of this year, due to the urgent need for protective equipment resulting from shortages caused by the current pandemic, the FDA issued guidance authorizing the use of KN95 masks as suitable NIOSH alternatives under certain emergency circumstances.
To learn more about facial respirators in general, check out our blog post Making Sense of Facial Respirators.