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Technische Regel

ISO/TS 21083-2:2019

Issue date: 2019 03 22

Test method to measure the efficiency of air filtration media against spherical nanomaterials — Part 2: Size range from 3 nm to 30 nm

This document specifies the testing instruments and procedure for determining the filtration efficiencies of flat sheet filter media against airborne nanoparticles in the...
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Valid
Publisher:
International Organization for Standardization
Format:
Digital | 52 Pages
Language:
English
ICS
91.140.30
Topics
Building services engineering & equipment, Ventilation and air-conditioning systems, Ventilation and air-conditioning systems

This document specifies the testing instruments and procedure for determining the filtration efficiencies of flat sheet filter media against airborne nanoparticles in the range of 3 nm to 30 nm. The testing methods in this document are limited to spherical or nearly-spherical particles to avoid uncertainties due to the particle shape.