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BS EN ISO 29463-3:2018
High-efficiency filters and filter media for removing particles in air. Testing flat sheet filter media (British Standard)
ISO 29463-3:2011 specifies the test procedure for testing the efficiency of flat sheet filter media. It is intended for use in conjunction with ISO 29463-1, ISO 29463-2, ISO 29463-4 and ISO 29463-5.
British Standards Institution [bsi]