
High efficiency particulate air filters (HEPA and ULPA). Part 5: Determining the efficiency of filter element.
NORM herausgegeben am 18.6.2001
Designation standards: UNE-EN 1822-5:2001
Note: UNGÜLTIG
Publication date standards: 18.6.2001
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE