More information about medical face mask:

1.Breaking strength of strap at the joint point of each mask strap and mask body,N: 10

2.Bacterial filtration efficiency, %: ≥98

3.Differential pressure, mm HzO/cm²: <6.04.Sub-micron particulate filtration efficiency at 0.1 micron,%: ≥985.Resistance to penetration by synthetic blood minimum pressure in mm Hg for pass result: 160