pm2.5 anti haze masks for civilian
Description N95 Mask, KN95 Mask, FFP2 Mask, Anti Pollution Mask, Anti KN95 Mask is the same as that of N95 masks and FFP2 mask. The filtration efficiency for nonoily particles above 0.075 microns PM2.5 such as spray,haze and dust must be higher than 95%.
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