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防护面罩的标准:
8 }4 S1 y" L9 }6 S" h a6 bBS EN 140:1999 Respiratory protective devices. Half masks and quarter masks. Requirements, testing, marking
) Q. r; z/ `* I9 {- F6 I( q' V$ rBS EN 12942:1999 Respiratory protective devices. Power assisted filtering devices incorporating full face masks, half masks or quarter masks. Requirements, testing, marking
6 u/ O" @3 o4 s% k9 L7 F8 dBS EN 138:1994 Respiratory protective devices. Specification for fresh air hose breathing apparatus for use with full face mask, half mask or mouthpiece assembly
, m0 F" l, T) eBS 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, marking
# r8 j4 N5 }$ L9 `, BBS EN 14593-1:2005 Respiratory protective devices. Compressed air line breathing apparatus with demand valve. Apparatus with a full mask. Requirements, testing, marking
+ M: G- D% g" F; Y/ y% M, `, FBS EN 136:1998 Respiratory protective devices. Full face masks. Requirements, testing, marking
$ z: a8 \ W& `$ w4 }BS EN 137:2006 Respiratory protective devices. Self-contained open-circuit compressed air breathing apparatus with full face mask. Requirements, testing, marking; l1 o& J& g2 B: f# h4 u( H. q
BS EN 149:2001 Respiratory protective devices. Filtering half masks to protect against particles. Requirements, testing, marking
5 f! w. T% t9 U# \7 v4 \& hBS 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* B" |& e5 w$ y5 o' D, R! C7 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, marking3 o) r: x& S' Q
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
6 S1 Y% h& R J; ZBS 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, marking2 Z4 y; i0 k# @! L
BS EN 405:2002 Respiratory protective devices. Valved filtering half masks to protect against gases or gases and particles. Requirements, testing, marking0 V2 G3 _6 T5 ]0 S
BS 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 only0 g6 X; t6 Y1 R( r$ W
* ?& L% X1 {$ X4 k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! F, X' j- L7 V, r
" O; |7 x: A2 ^" a' u耳塞的标准,我知道的有下面两个:. u; V0 o& \% c) w; b, g5 A2 s6 \
BS EN ISO 4869-4:2000 Acoustics. Hearing protectors. Measurement of effective sound pressure levels for level-dependent sound-restoration ear muffs
% k5 s* D0 d4 T; xBS EN 352-5:2002 Hearing protectors. Safety requirements and testing. Active noise reduction ear muffs |
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