医用口罩灭菌消毒后环氧乙烷检�?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>医用口罩灭菌消毒后环氧乙烷（</span>EO<span>）的检测方泔�/span></strong><strong></strong></p><p><span>北京北分三谱仪器有限责任公司</span><span>技术部</span></p><p><span>自新型冠状肺炎（</span>NCP<span>）疫情爆发以来，全国人民齐心协力、众志成诚，打响了一场没有硝烟的疫情阻击战，在传播没有得到有效控制之前，口罩成为了我们保护自己和他人�?*道防线，佩戴口罩可以有效过滤飞沫、阻断病毒传播，是目前有效的防护手段，作为一位合格的公民，我们应当做好自身防护，阻止疫情进一步扩大。此时，口罩成为了我们日常生活的必需品，全国各地的口罩陷入了极度短缺的状态。所有口罩生产厂家开足马力、日夜不停的赶工生产口罩，以满足全国人民对口罩的需求，但值得我们注意的是，口罩不仅在数量上满足需求，而且还需要保证质量，只有这样我们佩戴的口罩才能起到防护作用、�/span></p><p><span>生产出的医疗器械必须经过杀菌消毒，环氧乙烷＇�/span>EO<span>）是生产车间常用的杀菌消毒剂、�/span></p><p><span>环氧乙烷是一种中枢神经抑制剂、刺激剂和毒物�?*毒性：患者有剧烈的搏动性头痛、头晕、恶心和呕吐、流泪、呛咳、胸闷、呼吸困难；重者全身肌肉颤动、言语障碍、共济失调、出汗、神志不清、以致昏迷。还可见心肌损害和肝功能异常。抢救恢复后可有短暂精神失常，迟发性功能性失音或中枢性偏瘫。皮肤接触迅速发生红肿，数小时后起泡，反复接触可致癌。液体溅入眼内，可致角膜灼伤。慢性影响：长期少量接触，可见有神经衰弱综合证和植物神经功能紊乱。所以医疗器械中环氧乙烷残留检测十分重要、�/span></p><p><span>参考国家标准：</span></p><p><span>1<span>、〉�/span><span>GB/T16886.7-2015</span><span>医疗器械生物学评价第七部分：环氧乙烷灭菌残留量《�/span></p><p><span>顶空</span>-<span>色谱法检测口罩中残留的环氧乙烷含量；</span></p><p><span>2�?/span><span>〉�/span>GB/T14233.1-2008<span>医用输液、输血、注射器具检验方� **部分：化学分析方法》、�/span></p><p><strong></strong></p><p><strong><span>口罩中环氧乙烷残留量测定解决方案</span></strong><strong></strong></p><p><strong><span>一、配置表９�/span></strong><strong></strong></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p><span>序号</span></p></td><td><p><span>名称</span></p></td><td><p><span>型号</span></p></td><td><p><span>数量</span></p></td><td><p><span>单位</span></p></td></tr><tr><td><p><span>1</span></p></td><td><p><span>气相色谱�?/span></p></td><td><p><span>GC-9860</span></p></td><td><p><span>1</span></p></td><td><p><span>�?/span></p></td></tr><tr><td><p><span>2</span></p></td><td><p><span>全自动顶空进样器</span></p></td><td><p><span>AHS-20A plus</span></p></td><td><p><span>1</span></p></td><td><p><span>�?/span></p></td></tr><tr><td><p><span>3</span></p></td><td><p><span>氢气发生�?/span></p></td><td><p><span>BF-300E</span></p></td><td><p><span>1</span></p></td><td><p><span>�?/span></p></td></tr><tr><td><p><span>4</span></p></td><td><p><span>空气发生�?/span></p></td><td><p><span>BF-2L</span></p></td><td><p><span>1</span></p></td><td><p><span>�?/span></p></td></tr><tr><td><p><span>5</span></p></td><td><p><span>氮气发生�?/span></p></td><td><p><span>BF-300N</span></p></td><td><p><span>1</span></p></td><td><p><span>�?/span></p></td></tr><tr><td><p><span>6</span></p></td><td><p><span>SE-54<span>色谱柰�/span></p></td><td><p><span>30m</span><span>��</span><span>0.32mm</span><span>��</span><span>0.5um</span></p></td><td><p><span>1</span></p></td><td><p><span>核�/span></p></td></tr></tbody></table><p><span></span></p><p><span>二�?/span><strong><span>分析条件</span></strong><strong></strong></p><p><span>气相色谱仪：柱温９�/span>80</span><span>℃； 进样器：200℃； 检测器�?00ℂ�/span></p><p><span>顶空进样器：样品温度９�/span>60℃； 定量管温度：800℃； 传送管线温度：800ℂ�/span></p><p><span>样品加热时间９�/span>30分钟</span></p><p><strong><span>三、实验方泔�/span></strong><strong></strong></p><p><span>样品制备：取口罩上与人体接触皃�/span>EO<span>相对残留量高的部件进行实验，截为</span><span>5mm</span><span>长碎块（戕�/span><span>10mm</span><sup><span>2</span></sup><span>片状物），取</span>1.0g<span>放入</span><span>20ml</span><span>顶空瓶中，精密加�?/span><span>5ml</span><span>水，密封名�/span><span>60</span><span>ℂ�/span><span>恒温</span>30<span>分钟、�/span></p><p><span>恒温时间完成后直接通过</span>AHS-20A plus<span>全自动顶空进样器（北分三谱生产）进样至气相色谱仪进行分析，记录环氧乙烷的面积（或峰高），根据标准曲线计算出样品相应的浓度、�/span></p><p><strong></strong><strong></strong></p><p><strong><span>四、分析图谰�/span></strong><strong></strong></p><p><span></span></p><p><strong></strong></p><p><span>五�?/span><strong><span>曲线</span></strong><strong></strong></p><p><span></span></p><p><span>六�?/span><strong><span>结论</span></strong><strong></strong></p><p><span>从各项数据看，采用顶穹�/span>-<span>色谱法测定口罩中环氧乙烷残留量具有方便快捷，精密度高、选择性强等优点、�/span></p><p><span>疫情就是命令，防控就是责仺�/span></p><p><span>北分三谱作为国内科学仪器生产商，在人民群众的健康和医疗防护用品之间，筑起一道安全防纾�/span></p><p><span>科学防控</span><span>精准防控</span><span>坚决打赢疫情防控阻击战！</span></p><p><span>武汉加油！中国必胜！</span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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