The best KN 95 mask

The best KN 95 mask

KN95 Face Mask Production description

Kn95 mask is the name of Chinese national standard. Kn stands for filtration of non oil particles and 95 stands for 95% filtration efficiency of 0.3 micron particles. So according to the national standard, it is the same as the N95 respirator of the American Standard. As long as it passes the 95% filter efficiency and other indicators according to gb2626-2019, it can become kn95 respirator.

Kn95 mask can be used repeatedly, provided that the mask is very lacking, and the mask has not been damaged and the mask surface has not been contaminated. For example, the user only took one or two hours, and the inner side of the mask has not been contaminated, and there is no contact with the infected or suspected infected person. The mask can be used for two or three days, but it can not be used for more than ten days, and the mouth can be removed When wearing the mask, please pay attention not to touch the inner side of the mask, which will lose the protective effect. Wash your hands before wearing the mask and after removing the mask. If the user feels that there is resistance in breathing after wearing the mask, and the mask cannot fit the face tightly, it is necessary to replace the mask in time.