High efficiency air filters (EPA, HEPA and ULPA) - Part 4: Determining leakage of filter elements (scan method)
STANDARD published on 1.4.2010
Designation standards: STN EN 1822-4
Classification mark: 125002
Catalog number: 110583
Note: WITHDRAWN
Publication date standards: 1.4.2010
Approximate weight : 48 g (0.11 lbs)
Country: Slovak technical standard
Category: Technical standards STN