N95 respirator is one of nine kinds of particle protective respirators certified by NIOSH (National Institute for occupational safety and health). N95 is not a specific product name. As long as the product meets the N95 standard and has passed the NIOSH review, it can be called N95 mask. The filtration efficiency of particles with aerodynamic diameter of 0.075 μ m ± 0.020 μ M can reach more than 95%.
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