The N95 face mask is one of 9 types of particulate protection masks certified by NIOSH. The filtration efficiency of particles with aerodynamic diameter of 0.24 ± 0.6μm (physical diameter of 0.075µm ± 0.020µm) can reach more than 95%.

N95 masks can be used for breathing protection of certain particulate matter, such as dust generated by grinding, cleaning and processing of minerals, flour and certain other materials. Particulate matter of volatile gases. Can effectively filter and purify the inhaled abnormal odors, help reduce the exposure level of certain respirable microbial particles.

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