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Measurement of the leakage and fit factor of a filtering facepiece by continuous monitoring of pressure pulsations

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1001 ‎$0‎MAPA20080021146‎$a‎Brown, R.C.
24510‎$a‎Measurement of the leakage and fit factor of a filtering facepiece by continuous monitoring of pressure pulsations‎$c‎R.C. Brown, N.P. Vaughan
520  ‎$a‎A novel method for measuring the fit factor of filtering facepiece respirators is described. Measurement is made by the continual monitoring of the pressure produced by a volume of air injected into the respirator cavity, and withdrawn so that the added volume varies sinusoidally with time
65011‎$0‎MAPA20080585679‎$a‎Higiene industrial
65011‎$0‎MAPA20080548094‎$a‎Máscaras
65011‎$0‎MAPA20080601393‎$a‎Equipos respiratorios
65011‎$0‎MAPA20080619831‎$a‎Mascarillas autofiltrantes
65011‎$0‎MAPA20080543969‎$a‎Filtros
65011‎$0‎MAPA20080591960‎$a‎Métodos de análisis
65011‎$0‎MAPA20080551797‎$a‎Muestreos
7001 ‎$0‎MAPA20080276140‎$a‎Vaughan, Nicholas P.
7400 ‎$a‎American Industrial Hygiene Association journal
7730 ‎$t‎American Industrial Hygiene Association journal‎$d‎Fairfax, Virginia‎$g‎Vol. 54, nº 8, August 1993 ; p. 409-416