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Journal of Occupational and Environmental Hygiene Volume 8, 2011 - Issue 1
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Original Articles

Evaluation of the Filtration Performance of NIOSH-Approved N95 Filtering Facepiece Respirators by Photometric and Number-Based Test Methods

Samy Rengasamy National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, Pennsylvania
,
Adam Miller National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, Pennsylvania
&
Benjamin C. Eimer URS Corporation, Pittsburgh, Pennsylvania
Pages 23-30 | Published online: 05 Feb 2011

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Clothilde Brochot, Pooya Abdolghader, Fariborz Haghighat & Ali Bahloul. (2019) Filtration of nanoparticles applied in general ventilation. Science and Technology for the Built Environment 25:2, pages 114-127.
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Samy Rengasamy, Ronald Shaffer, Brandon Williams & Sarah Smit. (2017) A comparison of facemask and respirator filtration test methods. Journal of Occupational and Environmental Hygiene 14:2, pages 92-103.
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Ziqing Zhuang, MichaelS. Bergman, BenjaminC. Eimer & RonaldE. Shaffer. (2013) Laboratory Faceseal Leakage Evaluation of N95 Filtering Facepiece Respirators Against Nanoparticles and “All Size” Particles. Journal of Occupational and Environmental Hygiene 10:9, pages 496-504.
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Samy Rengasamy, Roland BerryAnn & Jonathan Szalajda. (2013) Nanoparticle Filtration Performance of Filtering Facepiece Respirators and Canister/cartridge Filters. Journal of Occupational and Environmental Hygiene 10:9, pages 519-525.
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Samy Rengasamy, BenjaminC. Eimer & RonaldE. Shaffer. (2012) Evaluation of the Performance of the N95-Companion: Effects of Filter Penetration and Comparison with Other Aerosol Instruments. Journal of Occupational and Environmental Hygiene 9:7, pages 417-426.
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Dipayan Das, Arun Kumar Pradhan, R. Chattopadhyay & S. N. Singh. (2012) Composite Nonwovens. Textile Progress 44:1, pages 1-84.
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Samy Rengasamy & BenjaminC. Eimer. (2012) Nanoparticle Filtration Performance of NIOSH-Certified Particulate Air-Purifying Filtering Facepiece Respirators: Evaluation by Light Scattering Photometric and Particle Number-Based Test Methods. Journal of Occupational and Environmental Hygiene 9:2, pages 99-109.
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Articles from other publishers (29)

Simon Berger, Mehdi Azimian, Philipp Eichheimer, Dennis Hoch, Liping Cheng & Jennifer Niessner. (2023) Computational Fluid Dynamics‐Based Optimization of Face Mask Filter Media Using Micro‐Computed Tomography Scans. Chemical Engineering & Technology 46:5, pages 1039-1046.
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Attila Géczy, Gergő Havellant, Réka Bátorfi, Agata Skwarek, Karel Dušek, David Bušek & Balázs Illés. (2023) Filtering Efficiency of Sustainable Textile Materials Applied in Personal Protective Face Mask Production during Pandemic. Materials 16:3, pages 903.
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Jiyul Lee, Kyeongeun Lee, Hanjou Park & Jooyoun Kim. (2022) Environmental storage conditions influencing the filtration behavior of electret filters with repeated use. Journal of Industrial Textiles 52, pages 152808372211194.
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Rollie Mills, Ronald J. Vogler, Matthew Bernard, Jacob Concolino, Louis B. Hersh, Yinan Wei, Jeffrey Todd Hastings, Thomas Dziubla, Kevin C. Baldridge & Dibakar Bhattacharyya. (2022) Aerosol capture and coronavirus spike protein deactivation by enzyme functionalized antiviral membranes. Communications Materials 3:1.
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Taslim Ur Rashid, Sadia Sharmeen & Shanta Biswas. (2022) Effectiveness of N95 Masks against SARS-CoV-2: Performance Efficiency, Concerns, and Future Directions. ACS Chemical Health & Safety 29:2, pages 135-164.
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Henrietta Essie Whyte, Yoann Montigaud, Estelle Audoux, Paul Verhoeven, Amélie Prier, Lara Leclerc, Gwendoline Sarry, Coralie Laurent, Laurence Le Coq, Aurélie Joubert & Jérémie Pourchez. (2022) Comparison of bacterial filtration efficiency vs. particle filtration efficiency to assess the performance of non-medical face masks. Scientific Reports 12:1.
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Banan Hudaib, Ali F. Al-shawabkeh & Fadia Hudaib. (2022) Knowledge and Awareness of Masks and N95 Respirators Used for COVID-19 Prevention Among Chemical Engineering Students at Al-Balqa Applied University, Jordan. Frontiers in Public Health 9.
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Kyeongeun Lee, Yeon-Woo Jung, Hanjou Park, Dongmi Kim & Jooyoun Kim. (2021) Sequential Multiscale Simulation of a Filtering Facepiece for Prediction of Filtration Efficiency and Resistance in Varied Particulate Scenarios. ACS Applied Materials & Interfaces 13:48, pages 57908-57920.
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Joel C. Corbin, Greg J. Smallwood, Ian D. Leroux, Jalal Norooz Oliaee, Fengshan Liu, Timothy A. Sipkens, Richard G. Green, Nathan F. Murnaghan, Triantafillos Koukoulas & Prem Lobo. (2021) Systematic experimental comparison of particle filtration efficiency test methods for commercial respirators and face masks. Scientific Reports 11:1.
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Julian Zoller, Jörg Meyer & Achim Dittler. (2021) A critical note on filtering-face-piece filtration efficiency determination applying EN 149. Journal of Aerosol Science 158, pages 105830.
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Scott Duncan, Paul Bodurtha & Syed Naqvi. (2021) The protective performance of reusable cloth face masks, disposable procedure masks, KN95 masks and N95 respirators: Filtration and total inward leakage. PLOS ONE 16:10, pages e0258191.
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Björn Johansson. (2021) Challenges and Controversies in COVID-19: Masking the General Population may Attenuate This Pandemic's Outbreak. Frontiers in Public Health 9.
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Aniruddha Mitra, Atin Adhikari, Clinton Martin, Gracia Dardano, Pascal Wagemaker & Caleb Adeoye. (2021) Evaluation of a Filtering Facepiece Respirator and a Pleated Particulate Respirator in Filtering Ultrafine Particles and Submicron Particles in Welding and Asphalt Plant Work Environments. International Journal of Environmental Research and Public Health 18:12, pages 6437.
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Anahita Fakherpour, Mehdi Jahangiri, Mozhgan Seif, Hossein Charkhand, Siamak Abbaspour & Evan L. Floyd. (2021) Quantitative fit testing of filtering face-piece respirators during the COVID-19 pandemic reveals anthropometric deficits in most respirators available in Iran. Journal of Environmental Health Science and Engineering 19:1, pages 805-817.
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Balázs Illés & Péter Gordon. (2021) Filtering efficiency measurement of respirators by laser-based particle counting method. Measurement 176, pages 109173.
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Junli Hao, Rachel Passos de Oliveira Santos & Gregory C. Rutledge. (2021) Examination of Nanoparticle Filtration by Filtering Facepiece Respirators During the COVID-19 Pandemic. ACS Applied Nano Materials 4:4, pages 3675-3685.
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Ilaria Armentano, Marco Barbanera, Eleonora Carota, Silvia Crognale, Marco Marconi, Stefano Rossi, Gianluca Rubino, Mauro Scungio, Juri Taborri & Giuseppe Calabrò. (2021) Polymer Materials for Respiratory Protection: Processing, End Use, and Testing Methods. ACS Applied Polymer Materials 3:2, pages 531-548.
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Benjamin E. Steinberg, Kazuyoshi Aoyama, Mark McVey, David Levin, Asad Siddiqui, Farrukh Munshey, Neil M. Goldenberg, David Faraoni & Jason T. Maynes. (2020) Efficacy and safety of decontamination for N95 respirator reuse: a systematic literature search and narrative synthesisEfficacité et sécurité de la décontamination visant la réutilisation des masques N95 : recherche de littérature systématique et synthèse narrative. Canadian Journal of Anesthesia/Journal canadien d'anesthésie 67:12, pages 1814-1823.
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Mmamolapo Getrude Lebogang Ntlailane & Janine Wichmann. (2019) Effectiveness of N95 respirators for nanoparticle exposure control (2000–2016): a systematic review and meta-analysis. Journal of Nanoparticle Research 21:8.
Crossref
Tianjia Guan, Songhe Hu, Yiqun Han, Ruoyu Wang, Qindan Zhu, Yaoqian Hu, Hanqing Fan & Tong Zhu. (2018) The effects of facemasks on airway inflammation and endothelial dysfunction in healthy young adults: a double-blind, randomized, controlled crossover study. Particle and Fibre Toxicology 15:1.
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Michael J. Ellenbecker & Candace Su-Jung Tsai. 2015. Exposure Assessment and Safety Considerations for Working with Engineered Nanoparticles. Exposure Assessment and Safety Considerations for Working with Engineered Nanoparticles 166 218 .
. (2013) Total Inward Leakage Measurement of Particulates for N95 Filtering Facepiece Respirators—A Comparison Study. The Annals of Occupational Hygiene.
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Sudipta Seal & Barbara Karn. (2014) Safety aspects of nanotechnology based activity. Safety Science 63, pages 217-225.
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Evanly Vo & Ziqing Zhuang. (2013) Development of a new test system to determine penetration of multi-walled carbon nanotubes through filtering facepiece respirators. Journal of Aerosol Science 61, pages 50-59.
Crossref
. (2012) Penetration of Diesel Exhaust Particles Through Commercially Available Dust Half Masks. The Annals of Occupational Hygiene.
Crossref
Reza Mostofi, Alexandra Noël, Fariborz Haghighat, Ali Bahloul, Jaime Lara & Yves Cloutier. (2012) Impact of two particle measurement techniques on the determination of N95 class respirator filtration performance against ultrafine particles. Journal of Hazardous Materials 217-218, pages 51-57.
Crossref
Candace S.-J. Tsai, Manuel E. Echevarría-Vega, Georgios A. Sotiriou, Christopher Santeufemio, Daniel Schmidt, Philip Demokritou & Michael Ellenbecker. (2012) Evaluation of environmental filtration control of engineered nanoparticles using the Harvard Versatile Engineered Nanomaterial Generation System (VENGES). Journal of Nanoparticle Research 14:5.
Crossref
. (2011) Comparison of Pressure Drop and Filtration Efficiency of Particulate Respirators using Welding Fumes and Sodium Chloride. The Annals of Occupational Hygiene.
Crossref
Attila Géczy, Gergő Havellant, Réka Bátorfi, Agata Skwarek & Balázs Illés. (2022) Measuring the Filtering Efficiency of Sustainable Textiles Applied in Personal Protective Face Mask Production During Pandemic. SSRN Electronic Journal.
Crossref

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