去除空气中颗粒物的高效过滤器和过滤介质 第 1 部分：分类、性能、测试和标记

[中文适用范围]： 本文件根据 ISO 29463-3、ISO 29463-4 和 ISO 29463-5 确定过滤器的性能，对过滤器进行了分类。本文件还概述了测试程序，并规定了评估和标记过滤器以及记录测试结果的一般要求。本文件旨在与 ISO 29463-2、ISO 29463-3、ISO 29463-4 和 ISO 29463-5 结合使用。 [外文原描述]： This document establishes a classification of filters based on their performance, as determined in accordance with ISO 29463-3, ISO 29463-4 and ISO 29463-5. It also provides an overview of the test procedures and specifies general requirements for assessing and marking the filters, as well as for documenting the test results. It is intended to be used in conjunction with ISO 29463-2, ISO 29463-3, ISO 29463-4 and ISO 29463-5.