GB 50325-2020《民用建筑工程室内环境污染控制标准�?参数-价格-中国粉体罐�/title>

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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><strong><span><strong>GB 50325-2020《民用建筑工程室内环境污染控制标准《�/strong></span></strong></p><p><span>　　</span><span><strong>GB 50325-2020《民用建筑工程室内环境污染控制标准《�/strong>（以下简称本标准）于2020�?�?6日经中华人民共和国住房和城乡建设部批准发布，�?020�?�?日起实施，原《民用建筑工程室内环境污染控制规范》GB 50325-2010同时废止、�/span></p><p><span>不�/span>GB 50325-2010�?013年版）比较，本标准修订内容很多。限于文章篇幅，小编只列出其中的室内污染物控制及监测部分修订内容，其他修订内容请阅读标准全文、�/span></p><p><strong><span>〉�/span></strong><strong><span>修订内容</span></strong><strong><span>《�/span></strong></p><p><span>＇�/span>1（�/span><span>增加了室内空气中污染物种籺�/span><span>、�/span>GB 50325-2010�?013年版）中室内空气污染物有5种（氡、甲醛、苯、氨、TVOC），本标准在GB 50325-2010�?013年版）的基础三�/span><span>增加了甲苯和二甲�?/span><span>，合讠�/span>7种、�/span></p><p><span>＇�/span>2（�/span><span>对室内空气中污染物浓度限值收�?/span><span>。本标准中大部分污染物浓度限值比</span>GB 50325-2010�?013年版）要严格，部分污染物浓度限值甚至比《室内空气质量标准》GB/T 18883-2002还要严格。由于本标准和GB/T 18883-2002标准对室内空气污染物的采样要求（如采样前门窗关闭时间）不一样，所以并不能直接进行比较、�/span></p><p></p><p></p><p></p><p></p><p><span>＇�/span>3（�/span><span>对幼儿园、学校教室、学生宿舍等装饰装修提出了更加严格的污染控制要求</span><span>。本标准</span>6.0.14条规定，幼儿园、学校教室、学生宿舍、老年人照料房屋设施室内装饰装修验收时，室内空气中氡、甲醛、氨、苯、甲苯、二甲苯、TVOC皃�/span><span>抽检量不得少于房间总数皃�/span>50%，且不得少于20闳�/span><span>。当房间总数</span><span>不大亍�/span>20间时，应全数检浊�/span><span>、�/span></p><p><span>＇�/span>4（�/span><span>对室内污染物浓度检测点数设置进行了调整</span><span>。本标准中调整了使用面积大于</span>1000平方米的房间检测点数设置、�/span></p><p></p><p></p><p><span>＇�/span>5（�/span><span>明确了室内空气中氡浓度检测方泔�/span><span>、�/span>GB 50325-2010�?013年版）只对氡浓度检测方法的测量结果不确定度和探测下限有要求，并没有明确可以选用哪些检测方法。本标准中明确了民用建筑室内空气中氡浓度检测宜采用泵吸静电收集能谱分析法、泵吸闪烁室法、泵吸脉冲电离室法、活性炭�?低本底多�?#947;谱仪法、�/span></p><p><span>＇�/span>6）增加了</span><span>苯系�?/span><span>叉�/span><span>挥发性有机化合物</span><span>＇�/span>TVOC）的</span><span>T-C复合吸附箠�/span><span>＇�/span>2�?-对苯基二苯醚多孔聚合�?石墨化炭�?X复合吸附管）取样检测方法，进一步完善并细化了室内空气污染物取样测量要求、�/span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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