标准编号：ISO 21083-1:2018
中文名称：测量空气过滤介质对球形纳米材料的效率的试验方法 第1部分：尺寸范围从20nm到500nm
英文名称：Test method to measure the efficiency of air filtration media against spherical nanomaterials — Part 1: Size range from 20 nm to 500 nm
发布日期：2018-11
标准范围
This document specifies the testing instruments and procedure for determining the fractional filtration efficiencies of flat sheet filter medium against airborne nanoparticles in the range of 20 nm to 500 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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