Covid-19
The governments usually recommend face masks with the filtration certification standards such as N95, KN95, FFP2 or above. Please see the comparison between...
Thu, 11 Aug, 2022 at 3:47 PM
To facilitate the use of the mask in places where only filtered masks are allowed, we have created a digital card with information about the filters functio...
Thu, 11 Aug, 2022 at 4:10 PM
There are a couple of certification standards that are more well known globally and recommended by governments and authorities around the world during Covid...
Thu, 11 Aug, 2022 at 3:51 PM
