481:
560:
376:
241:
747:
2078:
2102:
470:
2090:
1055:
171:
A mask conforming to the standard must have its class written on it, along with the name of the standard and its year of publication, as well as any applicable option codes, e.g. âEN 149:2001 FFP1 NR Dâ. Some manufacturers use in addition the colour of the elastic band to identify the mask class,
362:
aerosols after storing the filters at 70 °C (158 °F) and â30 °C (â22 °F) for 24 h each. The standards include testing mechanical strength, breathing resistance and clogging. EN 149 tests the inward leakage between the mask and face, where 10 human subjects perform 5 exercises
734:. Nevertheless, FFP2 and FFP3 masks are commonly used for this purpose in medical practice. A researcher at the MRC Biostatistics Unit at Cambridge University claimed in 2021 that switching to FFP3 in Addenbrooke hospital in Cambridge may have cut ward-based Covid infection of staff to zero.
142:
filters of China, and EN 149 FFP3 masks have similar performance requirements to N99 masks in the United States. However EN 149 test requirements differ somewhat from the U.S./Chinese/Japanese standards: EN 149 requires an additional paraffin oil
698:
CE number of the certification body (only FFP3) + EN 149: 2009 + the mask class (FFP1, FFP2 or FFP3) + acronym (NR or R) (Note: in case of FFP1 the conformity assessment procedures are done by the manufacturer itself as per Annex IV (Module
133:
Almost identical tests (but different markings) are used in
Australia, New Zealand, Korea and Brazil. Similar standards are used in the United States, China and Japan. For example, EN 149 FFP2 masks have similar performance requirements to
1374:
1208:
1130:
1118:
631:
1312:"Once FFP3 respirators were introduced, the number of cases attributed to exposure on Covid-19 wards dropped dramatically â in fact, our model suggests that FFP3 respirators may have cut ward-based infection to zero."
827:
Japan (JMHLW-Notification 214, 2018): similar grades with a different coding scheme for NR/R and S/L types. Written with a two-letter prefix D/R and S/L that maps to NR/R and S/L respectively. Leakage requirement not
1113:
646:
With the publication of the 2009 version of the standard, the designation of the respiratory protection mask is now "particulate filtering half mask". The abbreviation NR or R is added after FFP1, FFP2, FFP3:
50:
of testing and marking requirements for respirators. FFP standard masks (where FFP stands for filtering facepiece) cover the nose, mouth and chin and may have inhalation and/or exhalation valves.
1297:"Cambridge hospital's mask upgrade appears to eliminate Covid risk to staff Hospital: infection study shows use of FFP3 respirators at Addenbrooke's 'may have cut ward-based infection to zero'"
1138:
924:
718:
tests the ability of masks to protect the wearers against inhaling liquid and dry aerosols. It makes no statement about, and does not specifically test the suitability of such masks for,
1160:
1271:
900:
809:
South Korea (KMOEL - 2017â64): considered identical to pre-2009 version. FFP1 is called "2nd grade" or KF80, FFP2 "1st grade" or KF94, and FFP3 "special grade" or KF99.
884:
1391:
1296:
168:
half masks: FFP1, FFP2 and FFP3. The protection provided by an FFP2 (or FFP3) mask includes the protection provided by a mask of the lower-numbered classes.
1617:
1092:
983:
251:
EN 143 defines the 'P' classes of particle filters that can be attached to a face mask. These filters are typically used on reusable respirators, like
1009:
615:
There are some
European organizations that issue an examination certificate confirming conformity and specifying the characteristics of the products:
1343:"Comparison of Filtration Efficiency and Pressure Drop in Anti-Yellow Sand Masks, Quarantine Masks, Medical Masks, General Masks, and Handkerchiefs"
672:
Particulate type. The letters S or L respectively specify the filtration of solid dust (NaCl-only) or liquid mist (paraffin oil). Example: FFP3 SLV.
1629:
598:
EN 149 defines laboratory tests, field tests and certain requirements to ensure the conformity of the masks. The following points are analyzed:
1131:"Risques infectieux en milieu de soins - masques médicaux ou appareils de protection respiratoire jetables : quel matériel choisir ?"
913:
1437:
1240:
703:
The marking must comply with
European Union Directive 89/686 / EEC on PPE. If any of these entries are missing, the mask will be considered
1521:
1187:
1164:
2106:
1037:
172:
however, the EN 149 standard does not specify any such colour coding and different manufacturers have used different colour schemes.
861:
802:
Several regions use standards based on nearly identical tests and thresholds as those in EN 149, but with different markings:
2094:
948:
1950:
1673:
65:, according to their filtering efficiency. It also classifies masks into "single shift use only" (not re-usable, marked
1547:
1482:
812:
Australia and New
Zealand (AS/NZ 1716:2012): similar grades with a different test agent. Grades are written simply "P".
1840:
1552:
1459:
1430:
532:
758:
2000:
1985:
1574:
886:
Respiratory protective devices â Filtering half masks to protect against particles â Requirements, testing, marking
1399:
304:
Not fluid-resistant, 98% droplet filtration, intended for use by healthcare workers in droplet-free environments
651:
NR (not reusable): if the use of the filtering half-face mask is limited to one working day. It is not reusable.
1809:
1736:
1559:
147:) aerosol test and it tests at a range of different flow rates and defines several associated and permissible
2133:
685:
2082:
1470:
1423:
797:
654:
R (reusable): if the filtering half-face mask can be used for more than one working day, so it is reusable.
82:
1341:
Jung, Hyejung; Kim, Jongbo; Lee, Seungju; Lee, Jinho; Kim, Jooyoun; Tsai, Perngjy; Yoon, Chungsik (2014).
1995:
1980:
1652:
1612:
1375:"ABNT/NBR 13698:2011 E quip amento de proteção respiratĂłria â Peça semifacial fi ltrante para partĂculas"
846:
1223:
666:
dust test, a letter D can be added to indicate that the service life may exceed 8 h. Example: FFP3 NR D.
1965:
1891:
578:
The FFP3 mask is the most filtering of the FFP masks. It protects against very fine particles such as
2027:
1722:
1324:
955:
1731:
1705:
1247:
676:
Masks manufactured before the new standard was taken into account may still have the old marking.
104:
EN 143 defines the 'P' classes of particle filters that can be attached to a face mask, which are
2128:
2042:
2010:
1955:
1862:
1778:
1542:
1475:
1082:"Fiche pratique de sécurité ED 105. Appareils de protection respiratoire et métiers de la santé"
973:"Fiche pratique de sécurité ED 105. Appareils de protection respiratoire et métiers de la santé"
831:
Taiwan (CNS 14755): D1/D2/D3 grades for 80/95/99 efficiency. No requirements for inward leakage.
2143:
1594:
252:
144:
117:
17:
949:"COVID-19 Technical Specifications for Personal Protective Equipment and Related IPC supplies"
1872:
1850:
1835:
723:
2138:
1960:
1855:
523:. It effectively stops powdered chemicals. This mask can also serve as protection against
8:
2047:
1990:
1758:
1741:
1717:
1663:
1446:
815:
Brazil (ABNT/NBR 13698:2011): identical to pre-2009 version. Grades are written as "PFF".
731:
524:
2005:
1845:
1820:
1581:
778:
663:
587:
127:
78:
1038:"Strategies for Optimizing the Supply of N95 Respirators: Crisis/Alternate Strategies"
559:
480:
375:
2059:
2054:
2037:
1830:
1751:
1535:
719:
248:
101:
47:
1081:
1010:"Comparison of FFP2, KN95, and N95 and Other Filtering Facepiece Respirator Classes"
972:
632:
Institute for
Occupational Safety and Health of the German Social Accident Insurance
1783:
1354:
540:
240:
890:, European Committee for Standardization (CEN), May 2009, EN 149:2001+A1:2009 (E)
528:
367:
of average leakage from 8 individuals must not exceed the aforementioned values.
355:
1905:
1712:
1683:
1564:
548:
516:
364:
1359:
1342:
2122:
1945:
1915:
1825:
1746:
1059:
856:
626:
148:
2015:
1867:
1788:
1678:
544:
512:
413:
86:
819:
Other regions use similar tests that (in parts) resemble more closely the
354:
Both
European standard EN 143 and EN 149 test filter penetration with dry
164:
The EN 149 standard defines performance requirements for three classes of
2032:
1975:
1773:
1768:
1763:
1688:
1668:
520:
421:
359:
746:
2022:
1695:
1589:
1512:
851:
785:
429:
390:
165:
1415:
116:. The EN 143 filters are typically used on reusable respirators, like
1970:
1910:
1700:
1569:
820:
727:
611:
Leakage: total leakage inwards and penetration of the filter material
449:
425:
417:
401:
1530:
841:
579:
536:
441:
135:
93:
688:(PPE). Here is the notice that should appear on every mask :
100:. EN 14683 defines respirators for use in medical settings, while
1058:
This article incorporates text from this source, which is in the
583:
568:
533:
severe acute respiratory syndrome associated with the coronavirus
508:
469:
387:
97:
77:
indicates that a mask has passed an optional clogging test using
53:
EN 149 defines three classes of such particle half masks, called
669:
Valve. The presence of a valve can be indicated by the letter V.
1161:"Vélib' et pollution, les réponses du docteur Jean-Luc Saladin"
914:"WIP-Richtlijn Persoonlijke beschermingsmiddelen [ZKH]"
620:
453:
433:
290:
Less than 98% droplet filtration, intended for use by patients
737:
662:
Anti-clogging NR masks (D). When the half mask has passed the
504:
782:
445:
437:
409:
139:
90:
1294:
503:
This mask offers protection in various areas such as the
405:
586:. It does not protect against gases and in particular
1458:
1500:
1246:. VENUS Safety & Health Pvt. Ltd. Archived from
1808:
883:
312:Fluid-resistant, 98% droplet filtration, surgical
489:FFP2 face masks with and without exhalation valve
2120:
878:
876:
270:Filter penetration limit (at 95 L/min air flow)
181:Filter penetration limit (at 95 L/min air flow)
1651:
1185:
1042:U.S. Centers for Disease Control and Prevention
1004:
1002:
1000:
69:) or "re-usable (more than one shift)" (marked
1890:
1295:Nicola Davis; Denis Campbell (June 29, 2021).
1030:
348:Filters at least 99.95% of airborne particles
1431:
1340:
1209:"Department of Personal Protective Equipment"
873:
383:It is the least filtering mask of the three.
997:
738:EN 14387 chemical cartridge classifications
340:Filters at least 94% of airborne particles
326:Filters at least 80% of airborne particles
223:Filters at least 99% of airborne particles
209:Filters at least 94% of airborne particles
195:Filters at least 80% of airborne particles
2101:
1438:
1424:
1288:
1272:"BLS Zer0 30 FFP3 Carbon Valved Face Mask"
496:Aerosol filtration percentage: 94% minimum
1358:
1221:
1116:. www.boutique.afnor.org. September 2009.
806:Russia (GOST R 12.4.191-2011): identical.
34:refer to the filtering classification by
943:
941:
558:
374:
239:
1445:
967:
965:
867:
862:Face masks during the COVID-19 pandemic
14:
2121:
1106:
1076:
1074:
1072:
1070:
1068:
235:
73:), while an additional marking letter
27:European filtering face mask standards
1934:
1889:
1807:
1650:
1499:
1457:
1419:
1233:
938:
605:Materials: resistance to manipulation
2089:
1206:
962:
791:
781:standard. It is similar in scope to
741:
1951:Breathing performance of regulators
1674:Continuous positive airway pressure
1065:
823:requirements in the United States:
547:. It is similar to the US-standard
24:
1548:Self-contained breathing apparatus
1483:Mountaineering breathing apparatus
571:filtration percentage: 99% minimum
244:3M 2091 filter with P3-BR approval
85:protect against the inhalation of
25:
2155:
1841:Surface-supplied diving equipment
1553:Self-contained self-rescue device
1460:High altitude breathing apparatus
154:
2100:
2088:
2077:
2076:
2001:Respiratory protective equipment
1986:Open circuit breathing apparatus
1575:Powered air-purifying respirator
1501:Occupational breathing apparatus
1347:Aerosol and Air Quality Research
1325:"LEGISLATION AND STANDARDS - 3M"
1137:. 27 August 2009. Archived from
1053:
923:. Werkgroep Infectie Preventie,
901:Respiratory Protective Equipment
745:
479:
468:
1384:
1367:
1334:
1317:
1276:AES Industrial Supplies Limited
1264:
1215:
1200:
1179:
1153:
1123:
641:
593:
535:(SARS), as well as against the
456:are common particulate risks).
396:Internal leak rate: maximum 22%
1810:Underwater breathing apparatus
1737:Respiratory gas humidification
1511:
906:
894:
710:
684:FFP respirators are a type of
574:Internal leak rate: maximum 2%
499:Internal leak rate: maximum 8%
13:
1:
686:personal protective equipment
658:Additional suffixes include:
83:mechanical filter respirators
32:European respirator standards
1471:Aviation breathing apparatus
798:Mechanical filter respirator
554:
459:
370:
7:
1996:Positive pressure breathing
1981:Negative pressure breathing
1935:
1653:Medical breathing apparatus
847:NIOSH air filtration rating
835:
10:
2160:
1966:Escape breathing apparatus
1892:User respiratory interface
1630:GB2626 (China), and others
1380:(in Brazilian Portuguese).
1017:3M Technical Data Bulletin
795:
679:
608:Practical performance test
2072:
2028:Closed circuit rebreather
1941:
1930:
1898:
1885:
1816:
1803:
1723:Built-in breathing system
1659:
1646:
1625:EN 149/14683/143 (Europe)
1613:42 CFR 84 (United States)
1605:
1519:
1510:
1506:
1495:
1466:
1453:
1360:10.4209/aaqr.2013.06.0201
956:World Health Organization
777:EN 14387 is the European
432:(in particular dust from
331:
328:
322:
316:
295:
292:
286:
280:
159:
138:in the United States and
1732:Positive airway pressure
1706:Non-invasive ventilation
1392:"Standard for Dust Mask"
2043:Carbon dioxide scrubber
2011:Constant flow regulator
1863:Atmospheric diving suit
1779:Partial rebreather mask
1543:Supplied-air respirator
1476:Emergency oxygen system
400:It is mainly used as a
393:percentage: 80% minimum
253:elastomeric respirators
118:elastomeric respirators
1595:Elastomeric respirator
1560:Particulate respirator
564:
380:
245:
145:paraffinum perliquidum
1873:Helium reclaim system
1851:Helicopter escape set
1836:Full-face diving mask
1186:European Commission.
724:airborne transmission
562:
378:
276:Typical elastic band
243:
187:Typical elastic band
2134:Mechanical standards
1961:Emergency gas supply
1856:Submarine escape set
1167:on 17 September 2014
868:Notes and references
732:respiratory droplets
130:standard in Europe.
2048:Semi-closed circuit
1991:Oxygen concentrator
1759:Non-rebreather mask
1742:Supplemental oxygen
1718:Hyperbaric medicine
1664:Anaesthetic machine
1447:Breathing apparatus
1224:"La série 3000 FFP"
692:Manufacturer's name
637:CIOP-PIB in Poland
619:INRS then APAVE in
525:respiratory viruses
236:EN 14683 and EN 143
2006:Pressure regulator
1821:Open-circuit scuba
1582:Chemical cartridge
1119:alternative source
779:chemical cartridge
757:. You can help by
588:oxides of nitrogen
565:
381:
246:
166:particle-filtering
128:chemical cartridge
48:European standards
2116:
2115:
2068:
2067:
2060:Escape respirator
2055:Work of breathing
2038:Oxygen rebreather
1926:
1925:
1881:
1880:
1831:Diving rebreather
1799:
1798:
1752:Reservoir cannula
1642:
1641:
1638:
1637:
1491:
1490:
792:Similar standards
775:
774:
720:infection control
404:(for example for
352:
351:
249:European standard
233:
232:
102:European standard
16:(Redirected from
2151:
2104:
2103:
2092:
2091:
2080:
2079:
1932:
1931:
1887:
1886:
1805:
1804:
1784:Simple face mask
1648:
1647:
1508:
1507:
1497:
1496:
1455:
1454:
1440:
1433:
1426:
1417:
1416:
1411:
1410:
1408:
1407:
1398:. Archived from
1388:
1382:
1381:
1379:
1371:
1365:
1364:
1362:
1338:
1332:
1331:
1329:
1321:
1315:
1314:
1309:
1307:
1292:
1286:
1285:
1283:
1282:
1268:
1262:
1261:
1259:
1258:
1252:
1245:
1241:"2016 Catalogue"
1237:
1231:
1230:
1228:
1219:
1213:
1212:
1204:
1198:
1197:
1195:
1194:
1183:
1177:
1176:
1174:
1172:
1163:. Archived from
1157:
1151:
1150:
1148:
1146:
1141:on 13 April 2015
1127:
1121:
1117:
1110:
1104:
1103:
1101:
1099:
1086:
1078:
1063:
1057:
1056:
1052:
1050:
1049:
1034:
1028:
1027:
1025:
1024:
1014:
1006:
995:
994:
992:
990:
977:
969:
960:
959:
953:
945:
936:
935:
933:
932:
927:. September 2015
918:
910:
904:
898:
892:
891:
889:
880:
770:
767:
749:
742:
541:pneumonic plague
483:
472:
258:
257:
175:
174:
96:, droplets, and
21:
2159:
2158:
2154:
2153:
2152:
2150:
2149:
2148:
2119:
2118:
2117:
2112:
2064:
1937:
1922:
1902:Breathing mask
1894:
1877:
1812:
1795:
1655:
1634:
1618:ANSI K13.1-1973
1601:
1515:
1502:
1487:
1462:
1449:
1444:
1414:
1405:
1403:
1390:
1389:
1385:
1377:
1373:
1372:
1368:
1353:(3): 991â1002.
1339:
1335:
1327:
1323:
1322:
1318:
1305:
1303:
1293:
1289:
1280:
1278:
1270:
1269:
1265:
1256:
1254:
1250:
1243:
1239:
1238:
1234:
1226:
1222:MOLDEX-METRIC.
1220:
1216:
1205:
1201:
1192:
1190:
1184:
1180:
1170:
1168:
1159:
1158:
1154:
1144:
1142:
1129:
1128:
1124:
1112:
1111:
1107:
1097:
1095:
1084:
1080:
1079:
1066:
1054:
1047:
1045:
1036:
1035:
1031:
1022:
1020:
1012:
1008:
1007:
998:
988:
986:
975:
971:
970:
963:
951:
947:
946:
939:
930:
928:
916:
912:
911:
907:
899:
895:
882:
881:
874:
870:
838:
800:
794:
771:
765:
762:
755:needs expansion
740:
713:
682:
644:
596:
557:
529:avian influenza
493:
492:
491:
490:
486:
485:
484:
475:
474:
473:
462:
373:
356:sodium chloride
273:Inward leakage
238:
184:Inward leakage
162:
157:
28:
23:
22:
15:
12:
11:
5:
2157:
2147:
2146:
2141:
2136:
2131:
2129:European Union
2114:
2113:
2111:
2110:
2098:
2086:
2073:
2070:
2069:
2066:
2065:
2063:
2062:
2057:
2052:
2051:
2050:
2045:
2040:
2035:
2030:
2020:
2019:
2018:
2013:
2003:
1998:
1993:
1988:
1983:
1978:
1973:
1968:
1963:
1958:
1953:
1948:
1942:
1939:
1938:
1928:
1927:
1924:
1923:
1921:
1920:
1919:
1918:
1913:
1908:
1906:Full facepiece
1899:
1896:
1895:
1883:
1882:
1879:
1878:
1876:
1875:
1870:
1865:
1860:
1859:
1858:
1853:
1843:
1838:
1833:
1828:
1823:
1817:
1814:
1813:
1801:
1800:
1797:
1796:
1794:
1793:
1792:
1791:
1786:
1781:
1776:
1771:
1766:
1761:
1756:
1755:
1754:
1739:
1734:
1729:
1728:
1727:
1726:
1725:
1713:Oxygen therapy
1710:
1709:
1708:
1703:
1693:
1692:
1691:
1686:
1684:Bag valve mask
1676:
1671:
1666:
1660:
1657:
1656:
1644:
1643:
1640:
1639:
1636:
1635:
1633:
1632:
1627:
1622:
1621:
1620:
1609:
1607:
1603:
1602:
1600:
1599:
1598:
1597:
1592:
1584:
1579:
1578:
1577:
1572:
1567:
1565:N95 respirator
1557:
1556:
1555:
1545:
1540:
1539:
1538:
1527:
1525:
1517:
1516:
1504:
1503:
1493:
1492:
1489:
1488:
1486:
1485:
1480:
1479:
1478:
1467:
1464:
1463:
1451:
1450:
1443:
1442:
1435:
1428:
1420:
1413:
1412:
1383:
1366:
1333:
1316:
1287:
1263:
1232:
1214:
1199:
1188:"Notification"
1178:
1152:
1122:
1114:"NF EN 149+A1"
1105:
1064:
1029:
996:
961:
937:
905:
893:
871:
869:
866:
865:
864:
859:
854:
849:
844:
837:
834:
833:
832:
829:
817:
816:
813:
810:
807:
796:Main article:
793:
790:
773:
772:
766:September 2024
752:
750:
739:
736:
712:
709:
701:
700:
696:
693:
681:
678:
674:
673:
670:
667:
656:
655:
652:
643:
640:
639:
638:
635:
629:
623:
613:
612:
609:
606:
603:
595:
592:
576:
575:
572:
563:FFP3 face mask
556:
553:
549:N95 respirator
517:pharmaceutical
501:
500:
497:
488:
487:
478:
477:
476:
467:
466:
465:
464:
463:
461:
458:
398:
397:
394:
379:FFP1 face mask
372:
369:
365:truncated mean
350:
349:
346:
342:
341:
338:
334:
333:
330:
327:
324:
321:
318:
314:
313:
310:
306:
305:
302:
298:
297:
294:
291:
288:
285:
282:
278:
277:
274:
271:
268:
265:
262:
237:
234:
231:
230:
227:
224:
221:
217:
216:
215:Blue or White
213:
210:
207:
203:
202:
199:
196:
193:
189:
188:
185:
182:
179:
161:
158:
156:
155:Classification
153:
26:
9:
6:
4:
3:
2:
2156:
2145:
2144:Medical masks
2142:
2140:
2137:
2135:
2132:
2130:
2127:
2126:
2124:
2109:
2108:
2099:
2097:
2096:
2087:
2085:
2084:
2075:
2074:
2071:
2061:
2058:
2056:
2053:
2049:
2046:
2044:
2041:
2039:
2036:
2034:
2031:
2029:
2026:
2025:
2024:
2021:
2017:
2014:
2012:
2009:
2008:
2007:
2004:
2002:
1999:
1997:
1994:
1992:
1989:
1987:
1984:
1982:
1979:
1977:
1974:
1972:
1969:
1967:
1964:
1962:
1959:
1957:
1954:
1952:
1949:
1947:
1946:Breathing gas
1944:
1943:
1940:
1933:
1929:
1917:
1916:orinasal mask
1914:
1912:
1909:
1907:
1904:
1903:
1901:
1900:
1897:
1893:
1888:
1884:
1874:
1871:
1869:
1866:
1864:
1861:
1857:
1854:
1852:
1849:
1848:
1847:
1844:
1842:
1839:
1837:
1834:
1832:
1829:
1827:
1826:Diving helmet
1824:
1822:
1819:
1818:
1815:
1811:
1806:
1802:
1790:
1787:
1785:
1782:
1780:
1777:
1775:
1772:
1770:
1767:
1765:
1762:
1760:
1757:
1753:
1750:
1749:
1748:
1747:Nasal cannula
1745:
1744:
1743:
1740:
1738:
1735:
1733:
1730:
1724:
1721:
1720:
1719:
1716:
1715:
1714:
1711:
1707:
1704:
1702:
1699:
1698:
1697:
1694:
1690:
1687:
1685:
1682:
1681:
1680:
1677:
1675:
1672:
1670:
1667:
1665:
1662:
1661:
1658:
1654:
1649:
1645:
1631:
1628:
1626:
1623:
1619:
1616:
1615:
1614:
1611:
1610:
1608:
1604:
1596:
1593:
1591:
1588:
1587:
1585:
1583:
1580:
1576:
1573:
1571:
1568:
1566:
1563:
1562:
1561:
1558:
1554:
1551:
1550:
1549:
1546:
1544:
1541:
1537:
1534:
1533:
1532:
1529:
1528:
1526:
1523:
1520:Regulated by
1518:
1514:
1509:
1505:
1498:
1494:
1484:
1481:
1477:
1474:
1473:
1472:
1469:
1468:
1465:
1461:
1456:
1452:
1448:
1441:
1436:
1434:
1429:
1427:
1422:
1421:
1418:
1402:on 2020-05-25
1401:
1397:
1393:
1387:
1376:
1370:
1361:
1356:
1352:
1348:
1344:
1337:
1326:
1320:
1313:
1302:
1298:
1291:
1277:
1273:
1267:
1253:on 2020-02-27
1249:
1242:
1236:
1225:
1218:
1210:
1203:
1189:
1182:
1166:
1162:
1156:
1140:
1136:
1135:sante.gouv.fr
1132:
1126:
1120:
1115:
1109:
1094:
1090:
1083:
1077:
1075:
1073:
1071:
1069:
1061:
1060:public domain
1043:
1039:
1033:
1018:
1011:
1005:
1003:
1001:
985:
981:
974:
968:
966:
957:
950:
944:
942:
926:
922:
915:
909:
902:
897:
888:
887:
879:
877:
872:
863:
860:
858:
857:Surgical mask
855:
853:
850:
848:
845:
843:
840:
839:
830:
826:
825:
824:
822:
814:
811:
808:
805:
804:
803:
799:
789:
787:
784:
780:
769:
760:
756:
753:This section
751:
748:
744:
743:
735:
733:
729:
725:
721:
717:
708:
706:
705:non-compliant
697:
694:
691:
690:
689:
687:
677:
671:
668:
665:
661:
660:
659:
653:
650:
649:
648:
636:
633:
630:
628:
627:Great Britain
624:
622:
618:
617:
616:
610:
607:
604:
601:
600:
599:
591:
589:
585:
581:
573:
570:
567:
566:
561:
552:
550:
546:
542:
538:
534:
530:
526:
522:
519:industry and
518:
514:
510:
506:
498:
495:
494:
482:
471:
457:
455:
451:
447:
443:
439:
435:
431:
427:
423:
419:
415:
414:lung diseases
411:
407:
403:
395:
392:
389:
386:
385:
384:
377:
368:
366:
361:
357:
347:
344:
343:
339:
336:
335:
325:
319:
315:
311:
308:
307:
303:
300:
299:
289:
283:
279:
275:
272:
269:
266:
263:
260:
259:
256:
254:
250:
242:
228:
225:
222:
219:
218:
214:
211:
208:
205:
204:
200:
197:
194:
191:
190:
186:
183:
180:
177:
176:
173:
169:
167:
152:
150:
149:pressure drop
146:
141:
137:
131:
129:
125:
121:
119:
115:
111:
107:
103:
99:
95:
92:
88:
84:
80:
76:
72:
68:
64:
60:
56:
51:
49:
45:
41:
37:
33:
19:
2105:
2093:
2081:
2016:Demand valve
1868:Gas extender
1789:Venturi mask
1679:Resuscitator
1624:
1404:. Retrieved
1400:the original
1395:
1386:
1369:
1350:
1346:
1336:
1319:
1311:
1304:. Retrieved
1301:The Guardian
1300:
1290:
1279:. Retrieved
1275:
1266:
1255:. Retrieved
1248:the original
1235:
1217:
1202:
1191:. Retrieved
1181:
1169:. Retrieved
1165:the original
1155:
1143:. Retrieved
1139:the original
1134:
1125:
1108:
1096:. Retrieved
1088:
1046:. Retrieved
1044:. 2020-03-17
1041:
1032:
1021:. Retrieved
1019:. 2020-01-01
1016:
987:. Retrieved
979:
929:. Retrieved
920:
908:
896:
885:
818:
801:
776:
763:
759:adding to it
754:
715:
714:
704:
702:
683:
675:
657:
645:
642:2009 version
614:
597:
594:Requirements
577:
545:tuberculosis
513:construction
502:
399:
382:
360:paraffin oil
353:
267:Filter type
247:
170:
163:
132:
123:
122:
113:
109:
105:
87:particulates
74:
70:
66:
62:
58:
54:
52:
43:
39:
35:
31:
29:
2139:Respirators
2033:Counterlung
1976:Hazmat suit
1774:Oxygen tent
1769:Oxygen mask
1764:Oxygen hood
1689:Pocket mask
1669:Bubble CPAP
1606:Regulations
1586:Facepieces
1396:JICOSH Home
711:Medical use
521:agriculture
422:anthracosis
323:Attachment
81:dust. Such
2123:Categories
2023:Rebreather
1956:Dead space
1696:Ventilator
1590:Smoke hood
1524:and others
1513:Respirator
1406:2020-04-30
1281:2021-02-19
1257:2020-04-08
1207:CIOP-PIB.
1193:2021-02-19
1048:2020-03-28
1023:2020-03-28
931:2020-04-30
852:Respirator
786:K13.1-1973
634:in Germany
625:INSPEC in
507:industry,
430:asbestosis
416:, such as
412:can cause
391:filtration
363:each. The
1971:Facepiece
1911:Half mask
1701:Iron lung
1570:Dust mask
821:42 CFR 84
728:pathogens
602:Packaging
555:FFP3 mask
460:FFP2 mask
450:aluminium
426:siderosis
418:silicosis
402:dust mask
371:FFP1 mask
309:Type IIR
281:EN 14683
261:Standard
136:N95 masks
94:particles
2107:Glossary
2083:Category
1536:Canister
1531:Gas mask
1306:June 29,
842:Gas mask
836:See also
828:present.
730:through
722:against
664:dolomite
580:asbestos
537:bacteria
527:such as
442:iron ore
301:Type II
198:<22%
151:levels.
124:EN 14387
98:aerosols
89:such as
79:dolomite
40:EN 14683
2095:Commons
1936:General
1846:Snorkel
1145:16 June
1098:7 April
1089:inrs.fr
989:7 April
980:inrs.fr
921:rivm.nl
680:Marking
584:ceramic
569:Aerosol
509:foundry
408:jobs).
388:Aerosol
317:EN 143
284:Type I
226:<2%
212:<8%
201:Yellow
126:is the
1171:1 June
903:hsa.ie
716:EN 149
621:France
454:cement
434:silica
264:Class
178:Class
160:EN 149
112:, and
46:, all
44:EN 143
42:, and
36:EN 149
18:EN 149
1522:NIOSH
1378:(PDF)
1328:(PDF)
1251:(PDF)
1244:(PDF)
1227:(PDF)
1085:(PDF)
1013:(PDF)
976:(PDF)
952:(PDF)
917:(PDF)
505:glass
287:Mask
220:FFP3
206:FFP2
192:FFP1
1308:2021
1173:2015
1147:2015
1100:2020
1093:INRS
991:2020
984:INRS
925:RIVM
783:ANSI
695:Mask
582:and
543:and
446:zinc
438:coal
428:and
410:Dust
358:and
332:N/A
329:N/A
296:N/A
293:N/A
229:Red
140:KN95
91:dust
63:FFP3
61:and
59:FFP2
55:FFP1
30:The
1355:doi
761:.
726:of
539:of
531:or
452:or
406:DIY
345:P3
337:P2
320:P1
2125::
1394:.
1351:14
1349:.
1345:.
1310:.
1299:.
1274:.
1133:.
1091:.
1087:.
1067:^
1040:.
1015:.
999:^
982:.
978:.
964:^
954:.
940:^
919:.
875:^
788:.
707:.
699:A)
590:.
551:.
515:,
511:,
448:,
444:,
440:,
436:,
424:,
420:,
255:.
120:.
114:P3
110:P2
108:,
106:P1
67:NR
57:,
38:,
1439:e
1432:t
1425:v
1409:.
1363:.
1357::
1330:.
1284:.
1260:.
1229:.
1211:.
1196:.
1175:.
1149:.
1102:.
1062:.
1051:.
1026:.
993:.
958:.
934:.
768:)
764:(
143:(
75:D
71:R
20:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
.jpg)
.jpg)