ICS59.080.01 W59 成都市医疗器械行业协会 发布 团 体 标 准 T/CDAMEI001—2020 2.5 口罩用熔喷非织造布 Meltblownnonwovensformask 2020-05-21发布 2020-05-22实施 全国团体标准信息平台 T/CDAMEI001—2020 I 目次 前言...............................................................................................................................................................Ⅲ 1范围...................................................................................................................................................................1 2规范性引用文件...............................................................................................................................................1 3术语和定义.......................................................................................................................................................1 3.1颗粒物...........................................................................................................................................................1 3.2颗粒物过滤效率...........................................................................................................................................1 3.3细菌过滤效率...............................................................................................................................................1 3.4气流阻力.......................................................................................................................................................1 4产品分类和分级...............................................................................................................................................1 4.1产品分类.......................................................................................................................................................1 4.2产品级别.......................................................................................................................................................1 4.3原材料.............................................................................................................................................................2 5技术要求...........................................................................................................................................................2 5.1外观...............................................................................................................................................................2 5.2产品基本质量要求.......................................................................................................................................2 5.3过滤效率.......................................................................................................................................................2 5.4压力差（Δp）.............................................................................................................................................3 5.5过滤效率变化率...........................................................................................................................................3 5.6异味...............................................................................................................................................................3 5.7合成血液穿透...............................................................................................................................................3 5.8微生物指标...................................................................................................................................................3 5.9生物性能.........................................................................................................................................................3 6试验方法...........................................................................................................................................................3 6.1外观...............................................................................................................................................................3 6.2产品基本质量要求.................