JIS B 9927-4:2022
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

Standard No.

JIS B 9927-4:2022

Release Date

2022

Published By

Japanese Industrial Standards Committee (JISC)

Latest

JIS B 9927-4:2022

JIS B 9927-4:2022 history

• 2022 JIS B 9927-4:2022 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