"N" means not suitable for oily particles
"95" means that the filtration efficiency reaches 95% under the monitoring conditions specified in the NIOSH standard.
N95 mask product introduction
The N95 mask is one of nine respirators certified by NIOSH(National Institute for Occupational Safety and Health) to protect against particulate matter.
"N" means not suitable for oily particles
"N" means not suitable for oily particles