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summary
High efficiency particulate air filters (HEPA and ULPA) - Part 1: Classification, performance testing, marking. (Schwebstofffilter (HEPA und ULPA) - Teil 1: Klassifikation, Leistungsprüfung, Kennzeichnung.)
Details
Publisher
DIN
File size
1.5 MB
Pages
11
Format
PDF
Publication date
1998-07-01