3 Ways To Spot Fake KN95/N95 Masks | Medical Industry Supplies
May 06, 2020·Certified KN95 masks have a filtration of ≥95%, which means it is designed to filter out at least 95% of particles (0.3 micron-particles). Break down of Certified mask components FDA. Does your supplier state the masks are ‘FDA Approved’? While this does sound official and trustworthy, it isn’t. FDA doesn’t approve N95 respirators.