Knock-off N95 masks are also increasing online as well, so your best bet is to buy from familiar and trusted retailers and vendors. You can find NIOSH’s approvedN95 manufacturers and suppliers,including 3M and Honeywell,here. For N95s, look for a NIOSH approval label that starts with TC ...
but they aren't always easy to find. While the supply of N95s — which filter out at least 95% of air particles — has become less scarce for health-care workers, it can still be a challenge to find the masks in stores or in stock when trying to buy them online. ...
Where to buy: International clinics.Here at BJU, we sell the 3M N95 masks at the gift shop in our new hospital wing (lobby level, left side, behind the plants). Each mask is 16 RMB. I’m pretty sure that the pharmacies at SOS and the other clinics sell them as well. Expat markets...