EN 149:2001+A1:2009現(xiàn)行
Respiratory protective devices - Filtering half masks to protect against particles - Requirements, testing, marking
出版：Comite Europeen de Normalisation
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基本信息
標準編號： EN 149:2001+A1:2009
出版單位：Comite Europeen de Normalisation
標準頁數(shù)：41
標準簡介
This European Standard specifies minimum requirements for filtering half masks as respiratory protective devices to protect against particles except for escape purposes. Laboratory and practical performance tests are included for the assessment of compliance with the requirements.
本標準替代的舊標準
