The N95 mask is one of 9 types of particulate protective masks certified by NIOSH (National Institute for Occupational Safety and Health).
N95 is not a specific product name, as long as it meets the N95 standard, and the product passed the NIOSH review can be called the N95 mask, which can filter particles with aerodynamic diameter of 0.24 ± 0.6μm (physical diameter 0.075µm ± 0.020µm) Over 95%.
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