
Respiratory protective devices - Valved filtering half masks to protect against gases or gases and particles - Requirements, testing, marking (includes Amendment A1:2009)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
UNE EN 405:2002 - Identical
NF EN 405:2002 - Identical
SN EN 405:2001 - Identical
BS EN 405:2001+A1:2009 - Identical
NBN EN 405:2002 - Identical
NEN EN 405:2002 - Identical
UNI EN 405:2009 - Identical