
High efficiency air filters (EPA, HEPA and ULPA) – Part 1: Classification, performance testing, marking; German version EN 1822-1:2019
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
This European Standard is applicable to high performance particulate filters and high efficiency particulate matter filters (EPA, HEPA and ULPA) in the field of room and process air technology, eg:?B. applications in clean room technology or in the pharmaceutical industry.
EN 1822-1:2019 - Identical