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现行 EN ISO 21083-1:2018
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Test method to measure the efficiency of air filtration media against spherical nanomaterials - Part 1: Size range from 20 nm to 500 nm (ISO 21083-1:2018) 测量空气过滤介质对球形纳米材料效率的测试方法 - 部分:尺寸范围为20-500nm
发布日期: 2018-12-12
实施日期: 2018-12-12
本文件规定了平板过滤介质对20〜500nm范围内的空气传播纳米颗粒的过滤效率的测试仪器和程序
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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归口单位: CEN/TC 195-
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