
High efficiency particulate air filters (HEPA and ULPA) - Part 5: Determining the efficiency of filter element
NORM herausgegeben am 1.4.2001
Designation standards: ČSN EN 1822-5
Classification mark: 125002
Catalog number: 60666
Note: UNGÜLTIG
Publication date standards: 1.4.2001
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN