江門超純水價(jià)錢多少創(chuàng)造輝煌上海澤權(quán)儀器設(shè)備供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="實(shí)驗(yàn)室用超純水對(duì)水質(zhì)大都要求比較高，根據(jù)不同的應(yīng)用場(chǎng)合又可分為三個(gè)級(jí)別用水：一級(jí)用水，電阻要求大于10MΩ（電導(dǎo)率低于0.1us/cm),主要用于有嚴(yán)格要求的分析試驗(yàn)，江門超純水價(jià)錢多少，包括對(duì)顆粒有要求的試驗(yàn)。如高壓液相色譜分析用水。一級(jí)"><meta name="keywords" content="江門超純水價(jià)錢多少,超純水"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" 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href="http://www.cdcfah.com/zh/"><span>展會(huì)信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="2kw3hm8" class="twoCol"><div id="c34ypaw" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁(yè)?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_huagong/">化工</a>?<a href="http://www.cdcfah.com/cp/second-huagong_fenxiyiqinh/">分析儀器</a>?<a href="http://www.cdcfah.com/cp/third-fenxiyiqinh_qtfxyqej/">其他分析儀器</a>?江門超純水價(jià)錢多少創(chuàng)造輝煌上海澤權(quán)儀器設(shè)備供應(yīng)</p><div id="pnb5iu3" class="leftbox clearfix"><h1>江門超純水價(jià)錢多少創(chuàng)造輝煌上海澤權(quán)儀器設(shè)備供應(yīng)</h1><div id="u7yopb2" class="proBig"><div id="wtptubp" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zequanyiqi/637408203080860139/7755373.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="l7gwi78" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zequanyiqi/637408203080860139/7755373.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="7ypijlh" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>江門超純水價(jià)錢多少,超純水</p><p><span>***更新：</span>2021-01-29 08:13:25</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="73bizfw" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海澤權(quán)儀器設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>舒騁</p><p><span>郵箱: </span>2595161201@qq.com</p><p><span>電話: </span>17321076351</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.zeal-quest.com</p><p><span>手機(jī): </span>021-62837120</p><p><span>地址: </span>上海市徐匯區(qū)肇嘉浜路798號(hào)坤陽(yáng)商務(wù)廣場(chǎng)303室</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="ibci8vq" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="7f7iuqw" class="box"><p><p style="text-indent:25px">實(shí)驗(yàn)室用超純水對(duì)水質(zhì)大都要求比較高，根據(jù)不同的應(yīng)用場(chǎng)合又可分為三個(gè)級(jí)別用水：一級(jí)用水，電阻要求大于10MΩ（電導(dǎo)率低于0.1us/cm),主要用于有嚴(yán)格要求的分析試驗(yàn)，江門超純水價(jià)錢多少，包括對(duì)顆粒有要求的試驗(yàn)。如高壓液相色譜分析用水。一級(jí)水常用二級(jí)水經(jīng)過(guò)石英設(shè)備蒸餾或反滲透及離子交換混合床處理后，再經(jīng)過(guò)0.2μm微孔濾膜過(guò)濾來(lái)制取。二級(jí)用水，電阻要求大于10MΩ（電導(dǎo)率低于0.1us/cm),主要用于無(wú)機(jī)痕量分析等試驗(yàn)，如原子吸收光譜分析用水。二級(jí)水可用多次蒸餾或反滲透及離子交換等方法制取，江門超純水價(jià)錢多少，江門超純水價(jià)錢多少。三級(jí)用水，三級(jí)水用于一般化學(xué)分析試驗(yàn)。三級(jí)水可用蒸餾或離子交換等方法制取。超純水很容易受到污染，在燒杯中敞開(kāi)測(cè)量，很容易受到CO吸收的影響。江門超純水價(jià)錢多少</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江門超純水價(jià)錢多少,超純水" src="https://tyunfile.71360.com/UploadFile/zequanyiqi/637408203080860139/7755373.png"></div><p style="text-indent:25px">蒸餾水、去離子水、超純水、超純水各有什么區(qū)別：天然水中通常含有五種雜質(zhì):電解質(zhì),包括帶電粒子,常見(jiàn)的陽(yáng)離子有H+、Na+、K+、NH4+、Mg2+、Ca2+、Fe3+、Cu2+、Mn2+、Al3+等；陰離子有F-、Cl-、NO3-、HCO3-、SO42-、PO43-、H2PO4-、HSiO3-等；有機(jī)物質(zhì),如:有機(jī)酸、農(nóng)藥、烴類、醇類和酯類等；顆粒物；微生物；溶解氣體,包括：N2、O2、Cl2、H2S、CO、CO2、CH4等。所謂水的純化,就是要去掉這些雜質(zhì).雜質(zhì)去的越徹底,水質(zhì)也就越純凈1.蒸餾水：就是將水蒸餾、冷凝的水。2.去離子水就是將水通過(guò)陽(yáng)離子交換樹(shù)脂（常用的為苯乙烯型強(qiáng)酸性陽(yáng)離子交換樹(shù)脂）,則水中的陽(yáng)離子被樹(shù)脂所吸收,樹(shù)脂上的陽(yáng)離子H+被置換到水中,并和水中的陽(yáng)離子組成相應(yīng)的無(wú)機(jī)酸；3.超純水,是指化學(xué)純度極高的水,其主要應(yīng)用在生物、化學(xué)化工、冶金、宇航、電力等領(lǐng)域,4.、超純水,水的電阻率大于18MΩ*cm（沒(méi)有明顯界線）,則稱為超純水.關(guān)鍵是看你用水的純度及各項(xiàng)征性指標(biāo),如電導(dǎo)率或電阻率,PH值,鈉,重金屬,二氧化硅,溶解有機(jī)物,微粒子,以及微生物指標(biāo)等。靜安區(qū)超純水排行榜超純水供水循環(huán)采用254nm紫外線殺菌、拋光混床脫鹽、0.22微米過(guò)濾，達(dá)到用戶的超純水水質(zhì)要求。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江門超純水價(jià)錢多少,超純水" src="https://tyunfile.71360.com/UploadFile/zequanyiqi/637408202860635552/483390.png"></div><p style="text-indent:25px">工廠里是如何生產(chǎn)超純水的？蒸餾：現(xiàn)在一般都是低溫多效蒸餾了，能耗低一些。但是一般產(chǎn)量不大，適合一些實(shí)驗(yàn)室這種用水量不太大的。離子交換樹(shù)脂：比較老的技術(shù)了，產(chǎn)量大，能耗低。缺點(diǎn)是占地方，再生產(chǎn)生的廢棄酸堿液要處理成本，樹(shù)脂也要定期的更換，花在環(huán)保上的成本要。反滲透技術(shù)+EDI：比較高效的技術(shù)了，產(chǎn)量大占地小。缺點(diǎn)就是能耗高。一般是雙級(jí)反滲透加EDI，水質(zhì)要求高的后面再加一級(jí)拋光樹(shù)脂。總的來(lái)說(shuō)，超純水的成本還是很高的，也很少有行業(yè)會(huì)大量的使用超純水（有些電廠會(huì)用到雙反加EDI，電廠是用水大戶），一般工業(yè)生產(chǎn)一級(jí)反滲透的超純水就夠用了。</p><p style="text-indent:25px">超純水處理：超濾技術(shù)是一種普遍用于水的凈化，溶液分離、濃縮，以及從廢水中提取有用物質(zhì)，廢水凈化再利用領(lǐng)域的高新技術(shù)。特點(diǎn)是使用過(guò)程簡(jiǎn)單，不需加熱，能源節(jié)約，低壓運(yùn)行，裝置占地面積小。超過(guò)濾（UF）超純水處理原理：超過(guò)濾是一種以篩分為分離原理，以壓力為推動(dòng)力的膜分離過(guò)程，過(guò)濾精度在0.005-0.01μm范圍內(nèi)，可有效去除水中的微粒、膠體、細(xì)菌墊層及高分子有機(jī)物質(zhì)。可普遍應(yīng)用于物質(zhì)的分離、濃縮、提純。超濾過(guò)程無(wú)相轉(zhuǎn)化，常溫操作，對(duì)熱敏性物質(zhì)的分離尤為適宜，并具有良好的耐溫、耐酸堿和耐氧化性能，能在60℃ 以下，pH為2-11的條件下長(zhǎng)期連續(xù)使用。超純水是具有一定結(jié)構(gòu)的液體。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江門超純水價(jià)錢多少,超純水" src="https://tyunfile.71360.com/UploadFile/zequanyiqi/637408201179649725/8225829.png"></div><p style="text-indent:25px">隨著工業(yè)化的普及，超純水在電子工業(yè)主要是電子元器件生產(chǎn)中的重要作用日益突出，超純水水質(zhì)已成為影響電子元器件產(chǎn)品質(zhì)量、生產(chǎn)成品率及生產(chǎn)成本的重要因素之一，水質(zhì)要求也越來(lái)越高。在電子元器件生產(chǎn)中，超純水主要用作清洗用水及用來(lái)配制各種溶液、漿料，不同的電子元器件生產(chǎn)中超純水的用途及對(duì)水質(zhì)的要求也不同。在電解電容器生產(chǎn)中，鋁箔及工作件的清洗需用超純水，如水中含有氯離子，電容器就會(huì)漏電。在電子管生產(chǎn)中，電子管陰極涂敷碳酸鹽，如其中混入雜質(zhì)，就會(huì)影響電子的發(fā)射，進(jìn)而影響電子管的放大性能及壽命，因此其配液要使用超純水。生產(chǎn)與光有關(guān)的企業(yè)，如相機(jī)鏡頭、高級(jí)鏡片、微觀環(huán)境顯示燈等，都要用到超純的水來(lái)進(jìn)行沖刷。靜安區(qū)超純水排行榜</p><p style="text-indent:25px">新生產(chǎn)的超純水總有機(jī)碳含量較低。江門超純水價(jià)錢多少</p><p style="text-indent:25px">反滲透（RO）超純水處理：反滲透是指在濃溶液側(cè)施加一個(gè)大于滲透壓的壓力時(shí)，濃溶液中的溶劑會(huì)向稀溶液流動(dòng)，此種溶劑的流動(dòng)方向與原來(lái)滲透的方向相反，這一過(guò)程稱為反滲透；這種原理被用于液體分離領(lǐng)域，用于提純、除雜，處理液體物質(zhì)。反滲透膜工作原理：對(duì)透過(guò)物質(zhì)具有選擇性的薄膜稱為半透膜，一般將只能透過(guò)溶劑而不能透過(guò)溶質(zhì)的薄膜稱之為理想半透膜。當(dāng)把相同體積的稀溶液（例如淡水）和濃溶液（例如鹽水）分別置于半透膜的兩側(cè)時(shí)，稀溶液中的溶劑將自然穿過(guò)半透膜而自發(fā)地向濃溶液一側(cè)流動(dòng)，這一現(xiàn)象稱為滲透。當(dāng)滲透達(dá)到平衡時(shí)，濃溶液一側(cè)的液面會(huì)比稀溶液的液面高出一定高度，即形成一個(gè)壓差，此壓差即為滲透壓。江門超純水價(jià)錢多少</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/3064226.html</p></div></div></div></div></div><div id="bpqwio2" class="page-right twoColRt"><div id="adefg8k" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="qzl2ofg" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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