NS EN 1822-2:2009现行
High Efficiency Air Filters (epa, Hepa And Ulpa) - Part 2: Aerosol Production, Measuring Equipment, Particle Counting Statistics
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
Pertains to efficient particulate air filters (EPA), high efficiency particulate air filters (HEPA) and ultra low penetration air filters (ULPA) used in the field of ventilation and air conditioning and for technical processes.
NBN EN 1822-2:1998 - Identical
UNE EN 1822-2:2010 - Identical
NBN EN 1822-2:2010 - Identical
ONORM EN 1822-2:2010 - Identical
SN EN 1822-2:2010 - Identical
UNE EN 1822-2:1999 - Identical
SN EN 1822-2:1999 - Identical
ONORM EN 1822-2:1998 - Identical
SS EN 1822-2 Ed. 2 (2009) - Identical
UNI EN 1822-2:2010 - Identical
NF EN 1822-2:2010 - Identical
NEN EN 1822-2:2009 - Identical
