TABLE 3.

Testing standard followed for medical facemasks

Standard	Description
ASTM F1862	Test method for resistance of medical facemasks to penetration by synthetic blood (horizontal projection of fixed volume at a known velocity)
ASTM F2101	Test method for evaluating the bacterial filtration efficiency (BFE) of medical facemask materials, using a biological aerosol of Staphylococcus aureus
ASTM 2100	Standard specification for performance of materials used in medical facemasks
ASTM F2299	Test method for determining the initial efficiency of materials used in medical facemasks to penetration by particulates using latex spheres
42 CFR Part 84	Approval of respiratory protective devices
29 CFR Part 1910.1030	Occupational exposure to blood‐borne pathogens: final rule
16 CFR Part 1610	Standard for the flammability of clothing textiles
BS EN 14683:2019	Medical facemasks. Requirements and test methods (British standard)
ISO 2859‐1:1999	Sampling procedures for inspection by attributes sampling schemes indexed by acceptance quality limit (AQL) for lot‐by‐lot inspection
ISO 10993‐5, 10	Test for skin sensitivity and cytotoxicity to ensure that no materials are harmful to the wearer.