High efficiency air filters EPA, HEPA and ULPA. Part 5. Determining the efficiency of filter elements
STANDARD published on 1.12.2015
Designation standards: GOST R EN 1822-5-2014
Note: WITHDRAWN
Publication date standards: 1.12.2015
The number of pages: 27
Approximate weight : 81 g (0.18 lbs)
Country: Russian technical standard
Category: Technical standards GOST