High efficiency air filters (EPA, HEPA and ULPA) - Part 1: Classification, performance testing, marking
NORM herausgegeben am 1.4.2010
Designation standards: ČSN EN 1822-1
Classification mark: 125002
Catalog number: 85640
Note: UNGÜLTIG
Publication date standards: 1.4.2010
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN