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High efficiency air filters (EPA, HEPA and ULPA). Classification, performance testing, marking.
STANDARD published on 31.12.2009
Designation standards: BS EN 1822-1:2009
Note: WITHDRAWN
Publication date standards: 31.12.2009
SKU: NS-88436
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: British technical standard
Category: Technical standards BS
Latest update: 2026-07-15 (Number of items: 2 287 995)
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