ISO/TS 21083-2:2019
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ISO/TS 21083-2:2019
69877

Abstract  Preview

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.


General information 

  •  :  Published
     : 2019-03
  •  : 1
     : 52
  •  : ISO/TC 142 Cleaning equipment for air and other gases
  •  :
    91.140.30 Ventilation and air-conditioning systems

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std 1 178 PDF + ePub
std 2 178 Paper
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