
High efficiency particulate air filters (HEPA and ULPA). Part 4: Determining leakage of filter element (Scan method)
STANDARD published on 1.10.2001
Designation standards: STN EN 1822-4
Classification mark: 125002
Catalog number: 18527
Note: WITHDRAWN
Publication date standards: 1.10.2001
Approximate weight : 36 g (0.08 lbs)
Country: Slovak technical standard
Category: Technical standards STN