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CEN ISO/TS 21083-2:2019

Test method to measure the efficiency of air filtration media against spherical nanomaterials - Part 2: Size range from 3 nm to 30 nm (ISO/TS 21083-2:2019)

General information
Valid from 15.04.2019
Base Documents
ISO/TS 21083-2:2019; CEN ISO/TS 21083-2:2019
Directives or regulations
None
Standard history
Status
Date
Type
Name
15.04.2019
Main
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.
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