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High-efficiency filters and filter media for removing particles in air. Test method for determining leakage o…

High-efficiency filters and filter media for removing particles in air — Part 4: Test method for determining…

Overview ISO 29463-4:2011 defines the scan method - the reference test procedure for determining leakage of high-efficiency filter elements. Applicable to filters from ISO 35 H to ISO 75 U, this part…