Level-3 ASTM Medical Face Masks, 50/Box

Description

Test Result
Standard Specification for Performance of Materials Used in Medical Face Masks
(ASTM F2100-2019)
Section 6.1 Bacterial filtration efficiency (BFE)
(ASTM F2101)
1# 2# 3# 4# 5#
(BFE), % 99.4 99.7 99.8 99.7 99.7
Remark: Performance Requirement: Level 1≥95%, Level 2≥98%, Level 3≥98%

Remark: Performance Level: Level 1 Barrier: <5.0mm H2O/cm2, Level 2 Barrier: <6.0 mm H2O/cm2, Level 3
Barrier: <6.0 mm H2O/cm2
Section 6.1 Resistance to Penetration by Synthetic Blood
(ASTM F1862/F1862M-2017)
Pressure 160mmHg