
High-efficiency filters (EPA, HEPA and ULPA) and filter media for removing particles in air -- Part 4: Test method for determining leakage of filter elements -- Scan method
NORMA vydána dne 21.2.2022
Designation standards: JIS B9927-4:2022
Publication date standards: 21.2.2022
The number of pages: 48
Approximate weight : 144 g (0.32 lbs)
Country: Other standards
Kategorie: Technické normy JIS