50 PCS Face Mask Medical Dental Disposable 3-Ply Earloop Mouth Cover Shield

Description

50PCS Face Mask Medical Surgical Dental Disposable 3-Ply Earloop Mouth Cover
ASTM Level 1 characteristics
Characteristic
Level 1
Bacterial filtration efficiency
≥95%
Sub-micron particulates filtration efficient at 0.1 micron
≥95%
Differential pressure, mm H20/cm2 (Breathability)
<4.0
Resistance to penetration by synthetic blood, minimum pressure in mm Hg for pass resuls
80 mm Hg
Flame spread
Class 1
On Jul-16-20 at 15:20:12 PDT, seller added the following information: