Thank you for your inquiry concerning Kimberly-Clark Professional™ General-Purpose Face Masks (Product Code: 53539), specifically, your inquiry regarding the product’s performance in Particle Filtration Efficiency (PFE), Bacterial Filtration Efficiency (BFE), and Differential Pressure (Delta P).

Those performance criteria have been measured through testing conducted on the face mask by an outside testing laboratory, and the resulting data is provided herein.


Physical Properties Recent Results Test Method
Particle Filtration Efficiency
(PFE) 0.1µm, latex
≥99.8% ASTM-F2299
Bacterial Filtration Efficiency
(BFE) 3.0µm
≥99.6% ASTM-F2101-19
EN 14683:2019, Annex B
Differential Pressure 8L/min
flow rate
<7.4 mmH2O/cm2
(72.2 Pa/cm2)
EN 14683:2019, Annex C


The results reported in this document may or may not meet the criteria Kimberly-Clark Professional has set for the publication of product performance claims and does not infer that suitability for use in your specific application has been determined. Further, these masks are not for medical use, are not NIOSH certified, and have not been clinically tested against COVID-19 and therefore cannot be recommend as to its protective efficacy or for use.