ICS 59.080.30 CCS W 55 T/CSTM 00387E—2021 Reusable daily protective mask 复用式日常防护口罩 (English Translation) Issued by Chinese Society for Testing & Materials ，Zhongguancu nIssue d date:202 1-12-03 Implementation date ：2022-03-03 全国团体标准信息平台 全国团体标准信息平台 T/CSTM 00387E -2021 Foreword This English document was translated from T/CSTM 00 387-2020 by CSTM/FC99 ( The integrated field technical committee of Chinese Society for Testing & Materials ). In case of any doubt about the contents of English translation, the Chinese original shall be conside red authoritative. This document is drafted in accordance with the rules given in GB/T1.1 -2020 (Directives for standardization -Part 1: Rules for the structure and drafting of standardizing documents ). Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. The issuing body of this document shall not be held responsible for identifying any or all such patent rights. This document was proposed by CSTM / FC99 (The integrated field technical committee of Chinese Society for Testing & Materials ). This document was prepared by CSTM / FC99 (The integrated field technical committee of Chinese Society for Testing & Materials ). 全国团体标准信息平台 T/CSTM 00387E -2021 Reusable daily protective mask 1 Scope This document specifies the terms and definitions, classification, technical requirements, test method, inspection rules, packaging, marking , storage and transport of reusable daily protective mask. This document is applicable to reusable protective mask which wears in daily life to filter partic le in the air and block dust, smoke, droplet, microorganisms, pollen, catkins, etc. This document is not applicable to respiratory protective equipment which use in the conditions of anaerobic environment, underwater operation, escape, fire fighting, medical treatment or other special industries. This document is not applicable to respirator mask for infants and children. 2 Normative references The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited a pplies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB 2890 -2009 Respiratory protection - Non-powered air -purifying respirators GB/T 2912.1 Textiles - Determination of formaldehyde - Part 1 : Free and hydrolyzed formaldehyde (water extraction method) GB/T 7573 Textiles - Determination of pH of aqueous extract GB/T 14233.1 -2008 Test methods for infusion, transfusion, injection equipments for medical use - Part 1 : Chemical analysis methods GB 15979 -2002 Hygienic standard for disposable sanitary products GB/T 17592 Textiles - Determination of the banned azo colourants GB/T 29865 Textiles - Tests for colour fastness - Colour fastness to rubbing - Small areas GB/T 32610 -2016 Technical specification of daily protective mask GB/T 38413 -2019 Textiles - Test methods for filtration of particulate matter 3 Term s and definitions For the purposes of this document, the terms and definitions given in GB/T 18664 -2002, GB/T 38413 -2019 and the following apply. For ease of use, the following also includes the terms and definitions in GB/T 18664 -2002 and GB/T 38413 -2019 . 3.1 particle 全国团体标准信息平台 T/CSTM 00387E -2021 particular matter that suspended in the air in the form of solid, liquid or solid -liquid (i.e. dust, smoke, fog , microorganism ) [Source : GB/T 18664 -2002 , 3.1.15 ] 3.2 particulate matter PM 2.5 particular matter that have an aerodynamic equivalent diameter of 2.5 μm or less in ambient air [Source : GB/T 38413 -2019 , 3.1] 3.3 filtration efficiency ability of the mask material to filter out partic ulate matter und