DIN EN 149 (2001-10)被替代
Respiratory protective devices - Filtering half masks to protect against particles - Requirements, testing, marking; English version of DIN EN 149:2001
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
NF EN 149:2001 - Identical
I.S. EN 149:2001 - Identical
SNV NF EN 149:1991 - Identical
SNV DIN EN 149:1991 - Identical
ONORM EN 149:2001 - Identical
BS EN 149:2001+A1:2009 - Identical
NBN EN 149:2001 - Identical
UNI EN 149:2003 - Identical
NS EN 149:2001 - Identical
SS EN 149:2001 - Identical
UNE EN 149:2001 - Identical
EN 149:2001 - Identical
SN EN 149:2001 - Identical
NEN EN 149:2001 - Identical
