I.S. EN 1822-1:1998被替代
High Efficiency Air Filters (hepa And Ulpa) - Classification, Performance Testing, Marking
出版：National Standards Authority of Ireland
专家解读视频
Applicable to high efficiency particulate and ultra low penetration air filters (HEPA and ULPA) used for ventilation and air conditioning, together with technical processes, such as for clean room technology or applications in the nuclear and pharmaceutical industry. Determines a method for defining the efficiency based on a particle counting method using a liquid test aerosol, and permits a standardized classification of these filters in terms of their efficiency.
ONORM EN 1822-1:1998 - Identical
DIN EN 1822-1 (1998-07) - Identical
BS EN 1822-1:1998 - Identical
NEN EN 1822-1:1998 - Identical
SN EN 1822-1:1999 - Identical
SS EN 1822-1 Ed. 1 (1998) - Identical
UNE EN 1822-1:1999 - Identical
NS EN 1822-1 Ed. 1 (1998) - Identical
NBN EN 1822-1:1998 - Identical
NF EN 1822-1:1998 - Identical
UNI EN 1822-1:2002 - Identical
