
High efficiency particulate air filters (HEPA and ULPA). Part 5: Determining the efficiency of filter element.
NORMA vydaná dňa 18.6.2001
Designation standards: UNE-EN 1822-5:2001
Note: NEPLATNÁ
Publication date standards: 18.6.2001
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE