STN EN ISO 16890-4 (125005)

Air filters for general ventilation - Part 4: Conditioning method to determine the minimum fractional test efficiency (ISO 16890-4:2022)

STANDARD published on 1.12.2022

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The information about the standard:

Designation standards: STN EN ISO 16890-4
Classification mark: 125005
Catalog number: 135888
Publication date standards: 1.12.2022
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Category: Technical standards STN