
High efficiency air filters (EPA, HEPA and ULPA) - Part 3: Testing flat sheet filter media
STANDARD published on 1.2.2012
Designation standards: ÖNORM EN 1822-3
Note: WITHDRAWN
Publication date standards: 1.2.2012
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: Austrian technische Norm
Category: Technical standards ÖNORM