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How long is it suitable to wear a kn95 mask in general

Update:17-09-2021
Summary:

KN95 mask is the domestic mask standard. The non-oily f […]

KN95 mask is the domestic mask standard. The non-oily filter that meets the national standard reaches more than 95% of the standard. It is the KN95 mask. Some people know that the N95 mask is the American standard and the filter is greater than 95%.

1. What type of mask should be used for the current Wuhan new coronavirus pneumonia?

There are mainly three types of standards that can resist the new pneumonia virus.

1. Medical surgical masks

Medical surgical masks are in compliance with the national standard GB19083-2010 mandatory standard, the filtration efficiency is greater than 95% non-oily particulates test, and it meets the penetrating blood test.

2. N95 mask

The N95 mask is in line with the U.S. NIOSH certification and the filtration efficiency of non-oily particles is ≥95%

3. KN95 mask

Comply with China's GB2626-2006 mandatory standard, non-oily particulate matter filtration efficiency is greater than 95%

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