About this item
Bacterial filtration efficiency (BFE) 98% Differential pressure (Pa/cm�) < 60 Splash resistance (kPa) 16,0 Microbiological Cleanlinesscfu/g 30 Class I Medical Device(Annex VIII of the MDR) Medical surgical mask has a multilayer design. It is crafted from nonwoven filtering materials, embedded with electrostatic charged microfibers.