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href="/news/list--p1.html">公司動(dòng)態(tài)</a> ><a>如何知道熔噴布是否合格，做什么檢測 </a> </div> </div> </div> <div id="fvkfg1sxx" class="news_mdef_m"> <h1 class="dhr_mt1">如何知道熔噴布是否合格，做什么檢測 </h1> <span id="fvkfg1sxx" class="dhr_mt2">發(fā)表時(shí)間：2020-09-07</span> <div id="fvkfg1sxx" class="dhr_mt3"> <h1 style="font-size: 28px; margin: 0px; border: 0px; padding: 0px; line-height: 38px; color: rgb(25, 25, 25); font-family: "PingFang SC", Arial, 微軟雅黑, 宋體, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">如何知道熔噴布是否合格，做什么檢測 </h1><p><span style="font-size: 24px;"><strong>LB-3308型細菌過(guò)濾效率檢測儀</strong></span></p><p><span style="font-size: 24px;"><strong>LB-3307型顆粒物過(guò)濾效率檢測儀</strong></span></p><p><span style="font-size: 24px;"><strong><img src="https://imgcn4.guidechem.com/img/product/2020/7/30/200852141604358.jpg" width="600"/></strong></span></p><p></p><p style="border: 0px; margin-top: 0.63em; margin-bottom: 1.8em; padding: 0px; counter-reset: list-1 0 list-2 0 list-3 0 list-4 0 list-5 0 list-6 0 list-7 0 list-8 0 list-9 0; color: rgb(25, 25, 25); font-family: "PingFang SC", Arial, 微軟雅黑, 宋體, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">熔噴布相當于口罩的心臟，做出來(lái)的口罩合不合格很大程度上取決于熔噴布合不合格，好的熔噴布做出來(lái)的口罩一般也不會(huì )太差，熔噴布做檢測報告一般做阻力測試，過(guò)濾效率測試，細菌過(guò)濾檢測等這三個(gè)項目，如果想要生產(chǎn)口罩的話(huà)，買(mǎi)到熔噴布的話(huà)好先送檢做下這幾個(gè)指標看下合不合格，以免到時(shí)候因為熔噴布不合格，導致生產(chǎn)出來(lái)的口罩都是不合格那就得不償失。</p><p style="border: 0px; margin-top: 0.63em; margin-bottom: 1.8em; padding: 0px; counter-reset: list-1 0 list-2 0 list-3 0 list-4 0 list-5 0 list-6 0 list-7 0 list-8 0 list-9 0; color: rgb(25, 25, 25); font-family: "PingFang SC", Arial, 微軟雅黑, 宋體, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">熔噴布做檢測報告參照GB2626-2006標準檢測，2009年8月1日開(kāi)始執行GB2626-2006《呼吸防護用品自吸過(guò)濾式防顆粒物呼吸器》標準，規定了對顆粒物的防護等級分別為：KN90、KN95、KN100三個(gè)防護等級。對油性顆粒物的防護等級分別為：KP90、KP95、KP100三個(gè)防護等級。</p><p style="border: 0px; margin-top: 0.63em; margin-bottom: 1.8em; padding: 0px; counter-reset: list-1 0 list-2 0 list-3 0 list-4 0 list-5 0 list-6 0 list-7 0 list-8 0 list-9 0; color: rgb(25, 25, 25); font-family: "PingFang SC", Arial, 微軟雅黑, 宋體, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">過(guò)濾效率分別為：90%、95%、99.97%。其中KN100、KP100為高防護等級。國家GB2626-2006標準中規定：在防塵口罩的過(guò)濾元件上印有永久性標識：“GB2626-2006-KN100”的國家標準、年號、防護等級標識。防護等級與過(guò)濾效率越高的防塵口罩安全性越高。</p><p style="border: 0px; margin-top: 0.63em; margin-bottom: 1.8em; padding: 0px; counter-reset: list-1 0 list-2 0 list-3 0 list-4 0 list-5 0 list-6 0 list-7 0 list-8 0 list-9 0; color: rgb(25, 25, 25); font-family: "PingFang SC", Arial, 微軟雅黑, 宋體, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">口罩是一種衛生用品，一般指戴在口鼻部位用于過(guò)濾進(jìn)入口鼻的空氣，以達到阻擋有害的氣體、氣味、飛沫進(jìn)出佩戴者口鼻的用具，以紗布或紙等制成。GB/T32610-2016于2016年11月1日起實(shí)施。這是我國首個(gè)針對PM2.5民用防護口罩國家標準。之前一直使用的GB2626國家標準也是針對于防塵口罩的檢測標準，但也包括醫療，防塵，煙，微生物的口罩。過(guò)濾效率，是口罩重要的性能之一。不同的口罩，具有濾粉塵、有毒氣體以及病菌等功效，因此，過(guò)濾效率的高低，直接反應口罩質(zhì)量的好壞。檢驗員介紹，在這次檢驗中不同的產(chǎn)品表現的過(guò)濾效率也完全不同，大部分過(guò)濾效率在90%以上，部分產(chǎn)品只有50%，甚至還有低于這個(gè)數值的。這幾種過(guò)濾效率不到50%的，屬于明顯的不合格產(chǎn)品，市民不要購買(mǎi)。</p><p style="border: 0px; margin-top: 0.63em; margin-bottom: 1.8em; padding: 0px; counter-reset: list-1 0 list-2 0 list-3 0 list-4 0 list-5 0 list-6 0 list-7 0 list-8 0 list-9 0; color: rgb(25, 25, 25); font-family: "PingFang SC", Arial, 微軟雅黑, 宋體, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">GB2626-2006標準kn95口罩：家質(zhì)量督檢驗和檢疫局、家標準化管理委員會(huì )公布的呼防護用品</p><p style="border: 0px; margin-top: 0.63em; margin-bottom: 1.8em; padding: 0px; counter-reset: list-1 0 list-2 0 list-3 0 list-4 0 list-5 0 list-6 0 list-7 0 list-8 0 list-9 0; color: rgb(25, 25, 25); font-family: "PingFang SC", Arial, 微軟雅黑, 宋體, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">GB2626-2006標準，生產(chǎn)防塵口罩的單位必須依法取得生產(chǎn)經(jīng)營(yíng)許可證，所有防塵口罩的生產(chǎn)技術(shù)規范</p><p style="border: 0px; margin-top: 0.63em; margin-bottom: 1.8em; padding: 0px; counter-reset: list-1 0 list-2 0 list-3 0 list-4 0 list-5 0 list-6 0 list-7 0 list-8 0 list-9 0; color: rgb(25, 25, 25); font-family: "PingFang SC", Arial, 微軟雅黑, 宋體, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">必須符合相應標準。該標準規定了呼防護用品的生產(chǎn)和技術(shù)規范，對防塵口罩的材料、結構、外觀(guān)、性</p><p style="border: 0px; margin-top: 0.63em; margin-bottom: 1.8em; padding: 0px; counter-reset: list-1 0 list-2 0 list-3 0 list-4 0 list-5 0 list-6 0 list-7 0 list-8 0 list-9 0; color: rgb(25, 25, 25); font-family: "PingFang SC", Arial, 微軟雅黑, 宋體, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">能、過(guò)濾效率（阻塵率）、呼阻力、檢測方法、產(chǎn)品標識、包裝等都有嚴格要求。防塵口罩的材料必須</p><p style="border: 0px; margin-top: 0.63em; margin-bottom: 1.8em; padding: 0px; counter-reset: list-1 0 list-2 0 list-3 0 list-4 0 list-5 0 list-6 0 list-7 0 list-8 0 list-9 0; color: rgb(25, 25, 25); font-family: "PingFang SC", Arial, 微軟雅黑, 宋體, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">對皮膚無(wú)激性、無(wú)過(guò)敏性，濾材對無(wú)害；防塵口罩的結構要方便使用；防塵口罩的過(guò)濾效率（阻塵</p><p style="border: 0px; margin-top: 0.63em; margin-bottom: 1.8em; padding: 0px; counter-reset: list-1 0 list-2 0 list-3 0 list-4 0 list-5 0 list-6 0 list-7 0 list-8 0 list-9 0; color: rgb(25, 25, 25); font-family: "PingFang SC", Arial, 微軟雅黑, 宋體, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">率），顆粒直徑小于5微米阻塵率必須大于95%。其中95%這一數值不是平均值，而是值，所以實(shí)際產(chǎn)品</p><p style="border: 0px; margin-top: 0.63em; margin-bottom: 1.8em; padding: 0px; counter-reset: list-1 0 list-2 0 list-3 0 list-4 0 list-5 0 list-6 0 list-7 0 list-8 0 list-9 0; color: rgb(25, 25, 25); font-family: "PingFang SC", Arial, 微軟雅黑, 宋體, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">的平均值大多設定在99%以上。</p><p style="border: 0px; margin-top: 0.63em; margin-bottom: 1.8em; padding: 0px; counter-reset: list-1 0 list-2 0 list-3 0 list-4 0 list-5 0 list-6 0 list-7 0 list-8 0 list-9 0; color: rgb(25, 25, 25); font-family: "PingFang SC", Arial, 微軟雅黑, 宋體, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><span style="font-weight: 700; border: 0px; margin: 0px; padding: 0px;">熔噴布過(guò)濾效率和阻力是按GB2626 的標準檢測</span></p><p style="text-align:center"><strong><span style="font-family: 宋體;font-size: 29px">LB-3308型</span></strong></p><p style="text-align:center"><strong><span style="font-family: 宋體;font-size: 29px"><span style="font-family:宋體">細菌過(guò)濾效率（</span>BFE）檢測儀</span></strong></p><p><strong><span style="font-family: 宋體;font-size: 29px"><img src="https://imgcn4.guidechem.com/img/product/2020/7/11/200852095600468.jpg" width="600"/></span></strong></p><p><span style=";font-family:宋體;font-size:15px"> </span></p><p><span style="font-family: 宋體;font-size: 21px"> </span></p><p><span style="font-family: 宋體;font-size: 21px">1.概述</span></p><p style="text-indent:32px"><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">細菌過(guò)濾效率（</span>BFE）檢測儀是</span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">在規定條件下，</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">對</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">被測樣品</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">（如</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">口罩等</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">）</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">濾除含菌顆粒物能力</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">進(jìn)行</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">檢測</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">的</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">專(zhuān)用儀器。</span></span></p><p style="text-indent:32px"><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">本儀器</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">主要</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">參考《醫用外科口罩技術(shù)要求》</span>YY0469-2011中,附錄B</span><span style="font-family: 宋體;font-size: 16px"> </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">《細菌過(guò)濾效率（</span>BFE）試驗方法第B.1.1.1試驗儀器》，并進(jìn)行了創(chuàng )新性改進(jìn)，采用雙氣路同時(shí)采樣與對比的方法，提高了采樣的準確性。</span></p><p style="text-indent:32px"><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">本儀器適用于計量檢定部門(mén)、第三方檢測，紡織品行業(yè)以及</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">纖維原材料行業(yè)</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">等。</span></span></p><p style="text-indent:37px"><span style="font-family: 宋體;font-size: 19px"> </span></p><p><span style="font-family: 宋體;font-size: 21px">2.儀器特點(diǎn)</span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">負壓及</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">密閉的</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">實(shí)驗環(huán)境，保證操作人員安全；</span></span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">采用兩路六級安德森</span>(Andersen)采樣</span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">器，</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">同時(shí)</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">進(jìn)行</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">采樣；</span></span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">采樣倉內內置蠕動(dòng)泵，蠕動(dòng)泵流量大小可設定；</span></span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">高性能氣體</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">霧化器</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">，流量大小可設定；</span></span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">專(zhuān)用微生物氣溶膠發(fā)生器，霧化效果好；</span></span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">嵌入式高速工業(yè)微電腦控制；</span></span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px">10.4寸工業(yè)級高亮度彩色觸摸顯示屏；</span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px">USB接口，支持使用U盤(pán)，</span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">進(jìn)行</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">數據轉存；</span></span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">支持數據實(shí)時(shí)打?。?/span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">僅限</span>V1.06及</span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">后續機型）</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">；</span></span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">柜體內置高亮度照明燈及</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">滅菌紫外燈</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">；</span></span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">前置開(kāi)關(guān)式玻璃門(mén)，便于實(shí)驗人員觀(guān)察操作；</span></span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">內置漏電保護開(kāi)關(guān)，保護儀器</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">及</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">操作人員安全；</span></span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">柜體內層不銹鋼整體加工成型，外層噴塑冷軋板；</span></span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">內外層之間的</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">材料具有</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">保溫及阻燃性能；</span></span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">可拆卸式支架，支撐與移動(dòng)兩用腳輪。</span></span></p><p style="margin-top:0;margin-bottom:0;margin-left:47px"><span style="font-family: 宋體;font-size: 19px"> </span></p><p><span style="font-family: 宋體;font-size: 21px">3.主要技術(shù)指標</span></p><table cellspacing="0" width="100"><tbody><tr class="firstRow"><td width="246" valign="center" style="padding: 0px 7px; border-width: 1px; border-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">主要參數</span></p></td><td width="176" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top-width: 1px; border-top-color: windowtext; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">參數范圍</span></p></td><td width="114" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top-width: 1px; border-top-color: windowtext; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">分辨率</span></p></td><td width="154" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top-width: 1px; border-top-color: windowtext; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">最大允許誤差</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">左路采樣流量</span></p></td><td width="176" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">28.3L/min</span></p></td><td width="114" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">0.1L/min</span></p></td><td width="154" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">優(yōu)于±2.5%</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">右路采樣流量</span></p></td><td width="176" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">28.3L/min</span></p></td><td width="114" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">0.1L/min</span></p></td><td width="154" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">優(yōu)于±2.5%</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">噴霧流量</span></p></td><td width="176" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">(8～10)L/min</span></p></td><td width="114" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">0.1L/min</span></p></td><td width="154" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">優(yōu)于±5.0%</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">蠕動(dòng)泵流量</span></p></td><td width="176" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">(0.03～3.0)mL/min</span></p></td><td width="114" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">0.001ml/min</span></p></td><td width="154" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">優(yōu)于±2.5%</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">采樣流路壓力</span></p></td><td width="176" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">(-40～0)kPa</span></p></td><td width="114" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">0.01kPa</span></p></td><td width="154" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">優(yōu)于±2.5%</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">噴霧流量計前壓力</span></p></td><td width="176" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">(0～300)kPa</span></p></td><td width="114" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">0.1kPa</span></p></td><td width="154" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">優(yōu)于±2.5%</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">氣霧室負壓</span></p></td><td width="176" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">(-140～-90)Pa</span></p></td><td width="114" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">0.1Pa</span></p></td><td width="154" valign="center" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">優(yōu)于±2.0%</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">工作溫度</span></p></td><td width="444" valign="center" colspan="3" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">(5～30)℃</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">柜體負壓</span></p></td><td width="444" valign="center" colspan="3" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">(-150～-90)Pa</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">數據存儲能力</span></p></td><td width="444" valign="center" colspan="3" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">＞100000組</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">高效空氣過(guò)濾器特性</span></p></td><td width="444" valign="center" colspan="3" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">對0.3μm以上粒子的過(guò)濾效率≥99.99%</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">氣溶膠發(fā)生器質(zhì)量中值直徑</span></p></td><td width="444" valign="center" colspan="3" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">平均顆粒直徑(3.0±0.3)μm，幾何標準差≤1.5</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">雙路6級安德森采樣器</span></p><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">捕獲粒徑（單位：μm）</span></p></td><td width="444" valign="center" colspan="3" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">Ⅰ級：＞7；</span></p><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">Ⅱ級：4.7～7</span></p><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">Ⅲ級： 3.3～4.7</span></p><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">Ⅳ級：2.1～3.3</span></p><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">Ⅴ級：1.1～2.1</span></p><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">Ⅵ級：0.6～1.1</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">氣霧室規格</span></p></td><td width="444" valign="center" colspan="3" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">(600×85×3)mm，（長(cháng)×直徑×厚）</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">陽(yáng)性質(zhì)控采樣器粒子總數</span></p></td><td width="444" valign="center" colspan="3" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">(2200±500)CFU</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">負壓柜通風(fēng)流量</span></p></td><td width="444" valign="center" colspan="3" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">≥5m</span><sup><span style="font-family: 宋體;font-size: 16px;vertical-align: super">3</span></sup><span style="font-family: 宋體;font-size: 16px">/min</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">負壓柜門(mén)尺寸</span></p></td><td width="444" valign="center" colspan="3" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">(1000×730)mm，（長(cháng)×寬）</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">主機尺寸</span></p></td><td width="444" valign="center" colspan="3" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">(1400×750×2300)mm，（長(cháng)×寬×高）</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">工作電源</span></p></td><td width="444" valign="center" colspan="3" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">AC220V±10%，50Hz</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">儀器噪聲</span></p></td><td width="444" valign="center" colspan="3" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">＜65dB(A)</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">整機重量</span></p></td><td width="444" valign="center" colspan="3" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">約 350kg</span></p></td></tr><tr><td width="246" valign="center" style="padding: 0px 7px; border-left-width: 1px; border-left-color: windowtext; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">整機功耗</span></p></td><td width="444" valign="center" colspan="3" style="padding: 0px 7px; border-left: none; border-right-width: 1px; border-right-color: windowtext; border-top: none; border-bottom-width: 1px; border-bottom-color: windowtext;"><p style="margin-top:0;margin-bottom:0;text-align:center;line-height:150%"><span style="font-family: 宋體;font-size: 16px">＜1500W</span></p></td></tr></tbody></table><p><span style="font-family: 宋體;font-size: 21px">4.相關(guān)術(shù)語(yǔ) </span></p><p style="margin-left: 47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">細菌過(guò)濾效率（</span>BFE）：在規定條件下，被測樣品對含菌顆粒物濾除的效率</span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">，用</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">百分數表示。</span></span></p><p style="margin-left: 47px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">被測樣品：口罩、</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">紡織品及纖維原材料等</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">，是為防止病原體微生物、體液、顆粒物等的直接透過(guò)，而提供的物理屏障。</span></span></p><p><span style="font-family: 宋體;font-size: 21px">5.工作原理</span></p><p style="margin-left:9px"><span style="font-family: 宋體;font-size: 19px"> </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">在被測樣品的上游發(fā)生一定濃度的細菌氣溶膠，進(jìn)入氣霧室混合均勻后，細菌氣溶膠進(jìn)入兩路平行的氣路采樣系統，其中一路在采樣器上端加檢測樣品，另外一端不加樣品，作為陽(yáng)性質(zhì)控，通過(guò)計數陽(yáng)性質(zhì)控的值和樣品測試的值之間的比值作為泄漏率，從而得出過(guò)濾效率。</span> </span></p><p><span style="font-family: 宋體;font-size: 21px">6.參考標準 </span></p><p style="margin-left:43px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"> </span><span style="font-family: 宋體;font-size: 16px">YY0469-2011 附錄 B 細菌過(guò)濾效率(BFE)試驗方法第 B.1.1.1 試驗儀器； </span></p><p style="margin-left:43px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"> </span><span style="font-family: 宋體;font-size: 16px">YY/T 0969-2013 一次性使用醫用口罩； </span></p><p style="margin-left:43px"><span style="font-family: Wingdings;font-size: 16px">? </span><span style="font-family: 宋體;font-size: 16px"> </span><span style="font-family: 宋體;font-size: 16px">ASTM F2101 用金黃色葡萄球菌的生物氣溶膠評定醫用面罩材料細菌過(guò)濾效 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