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防护面罩的标准:$ o1 J+ ?' Q6 h6 Q
BS EN 140:1999 Respiratory protective devices. Half masks and quarter masks. Requirements, testing, marking% w) r! F* s5 z
BS EN 12942:1999 Respiratory protective devices. Power assisted filtering devices incorporating full face masks, half masks or quarter masks. Requirements, testing, marking2 y0 x' Q6 A, C
BS EN 138:1994 Respiratory protective devices. Specification for fresh air hose breathing apparatus for use with full face mask, half mask or mouthpiece assembly4 Z! ~8 o# Y5 y% V
BS EN 402:2003 Respiratory protective devices. Lung governed demand self-contained open-circuit compressed air breathing apparatus with full face mask or mouthpiece assembly for escape. Requirements, testing, marking0 q N& R$ v/ E) y i; |
BS EN 14593-1:2005 Respiratory protective devices. Compressed air line breathing apparatus with demand valve. Apparatus with a full mask. Requirements, testing, marking2 g4 f6 G8 T& Z% R
BS EN 136:1998 Respiratory protective devices. Full face masks. Requirements, testing, marking
$ i2 K& s1 |3 O7 @3 _BS EN 137:2006 Respiratory protective devices. Self-contained open-circuit compressed air breathing apparatus with full face mask. Requirements, testing, marking% |& f6 s( E; @3 Y+ J
BS EN 149:2001 Respiratory protective devices. Filtering half masks to protect against particles. Requirements, testing, marking" {% c8 L/ ?4 A, z* r
BS EN 14435:2004 Respiratory protective devices. Self-contained open-circuit compressed air breathing apparatus with half mask designed to be used with positive pressure only. Requirements, testing, marking$ i; m) Y0 l9 \5 m3 [- j- z+ U
BS EN 14593-2:2005 Respiratory protective devices. Compressed air line breathing apparatus with demand valve. Apparatus with a half mask at positive pressure. Requirements, testing, marking2 Z) I5 O. ^) B# o0 J2 K
BS 8468-2:2006 Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents. Negative pressure, air purifying devices with full face mask. Specification) L* F' F$ T a5 G7 a
BS EN 1827:1999 Respiratory protective devices. Half masks without inhalation valves and with separable filters to protect against gases or gases and particles or particles only. Requirements, testing, marking' d0 L% \( [5 l$ Z$ ?
BS EN 405:2002 Respiratory protective devices. Valved filtering half masks to protect against gases or gases and particles. Requirements, testing, marking
8 W9 `* J1 y0 UBS EN 14529:2005 Respiratory protective devices. Self-contained open-circuit compressed air breathing apparatus with half mask designed to include a positive pressure lung governed demand valve for escape purposes only
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) X* O+ S8 [/ \2 {# [具体楼主需要用哪一个,就要看具体的产品了,比较常见的可能是EN136, EN149 ,EN402' X4 w+ W- F( y/ [
0 H+ e& |, A C, ^耳塞的标准,我知道的有下面两个:8 w9 S' o! o1 W) B
BS EN ISO 4869-4:2000 Acoustics. Hearing protectors. Measurement of effective sound pressure levels for level-dependent sound-restoration ear muffs$ D2 c7 p U _4 R8 E- j2 \; T
BS EN 352-5:2002 Hearing protectors. Safety requirements and testing. Active noise reduction ear muffs |
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