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href="http://www.cdcfah.com/zh/"><span>展會信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="jlpbfx7" class="twoCol"><div id="jlhvzfb" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_yiqiyibiao/">儀器儀表</a>?<a href="http://www.cdcfah.com/cp/second-yiqiyibiao_fenxiyiqi/">分析儀器</a>?<a href="http://www.cdcfah.com/cp/third-fenxiyiqi_ysfxyq/">元素分析儀器</a>?元素原子吸收分光光度計(jì)生產(chǎn)廠家服務(wù)為先上海儀電分析儀器供應(yīng)</p><div id="jn7hdrf" class="leftbox clearfix"><h1>元素原子吸收分光光度計(jì)生產(chǎn)廠家服務(wù)為先上海儀電分析儀器供應(yīng)</h1><div id="xdrnrvh" class="proBig"><div id="fbx75f9" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419988105282341/1372565.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="7hjnrf7" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419988105282341/1372565.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="7bplhdz" 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>元素原子吸收分光光度計(jì)生產(chǎn)廠家,原子吸收分光光度計(jì)</p><p><span>***更新：</span>2021-01-19 01:11:36</p><p><span id="click" >瀏覽次數(shù)：3次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="plzvb97" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海儀電分析儀器有限公司</a></p><p><span>聯(lián)系人：</span>薛馬駿</p><p><span>郵箱: </span>ydfxwx@qq.com</p><p><span>電話: </span>18001994173</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.inesa-a.com</p><p><span>手機(jī): </span>021-34530361</p><p><span>地址: </span>徐塘路88號7幢4層、9幢</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="7lpjx7v" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="zdzlz99" class="box"><p><p style="text-indent:25px">原子吸收分光光度計(jì)如主機(jī)有加輔佐助燃?xì)獾耐ǖ?，?yīng)將輔佐助燃?xì)怅P(guān)斷，不然未參與噴霧的助燃?xì)饪墒轨`敏度下降，過大的助燃?xì)饬髁坎坏馁M(fèi)燃?xì)?，乃至不能點(diǎn)著火焰。原子吸收分光光度計(jì)一切霧化器之間不能呼喚撞擊球帽，不然靈敏度下降很大。原子吸收分光光度計(jì)運(yùn)轉(zhuǎn)的的攪擾有哪些物理攪擾：物理攪擾是指試樣在轉(zhuǎn)移，元素原子吸收分光光度計(jì)生產(chǎn)廠家、蒸發(fā)和原子化過程中，元素原子吸收分光光度計(jì)生產(chǎn)廠家，元素原子吸收分光光度計(jì)生產(chǎn)廠家，原子吸收分光光度計(jì)由于試樣任何物理特性（如粘度、表面張力、密度等）的變化而引起的原子吸收強(qiáng)度下降的效應(yīng)?；鹧嬖游辗止夤舛扔?jì)應(yīng)用多。元素原子吸收分光光度計(jì)生產(chǎn)廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="元素原子吸收分光光度計(jì)生產(chǎn)廠家,原子吸收分光光度計(jì)" src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419988105282341/1372565.png"></div><p style="text-indent:25px">原子吸收分光光度計(jì)和ICP的比較：原理：原子吸收分光光度計(jì)：經(jīng)過測定某一具有特定波長的光經(jīng)過試樣原子蒸氣后被吸收的多少來測定被測元素的含量的一種方法。選擇性強(qiáng)，簡潔、快速。因?yàn)槠溥x用銳線光源，樣品不需要經(jīng)繁瑣的分離，可在同一溶液中直接測定多種元素，測定一個(gè)元素只需要數(shù)分鐘，分析操作簡潔、迅速?？垢蓴_能力強(qiáng)。原子吸收線數(shù)目少，光譜干擾少，一般不存在共存元素的光譜堆疊干擾。應(yīng)用范圍廣?？蓽y60多種元素；既能用于微量分析又能用于超微量分析。另外，還可用直接的辦法測定非金屬元素和有機(jī)化合物。常見原子吸收分光光度計(jì)生產(chǎn)廠家原子化器主要有兩大類，即原子吸收分光光度計(jì)和電熱原子化器。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="元素原子吸收分光光度計(jì)生產(chǎn)廠家,原子吸收分光光度計(jì)" src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419988163192494/7997740.png"></div><p style="text-indent:25px">原子吸收分光光度計(jì)的工作原理：原子吸收光譜儀又稱原子吸收分光光度計(jì)，根據(jù)物質(zhì)基態(tài)原子蒸汽對特征輻射吸收的作用來進(jìn)行金屬元素分析。它能夠靈敏可靠地測定微量或痕量元素。原子吸收分光光度計(jì)一般由四大部分組成，即光源(單色銳線輻射源)、試樣原子化器、單色儀和數(shù)據(jù)處理系統(tǒng)(包括光電轉(zhuǎn)換器及相應(yīng)的檢測裝置)。元素在熱解石墨爐中被加熱原子化，成為基態(tài)原子蒸汽，對空心陰極燈發(fā)射的特征輻射進(jìn)行選擇性吸收。在一定濃度范圍內(nèi)，其吸收強(qiáng)度與試液中被的含量成正比。</p><p style="text-indent:25px">原子吸收分光光度計(jì)現(xiàn)已多用于各個(gè)剖析領(lǐng)域，主要有四個(gè)方面:理論研究;元素剖析;有機(jī)物剖析;金屬化學(xué)形狀剖析，理論研究中的使用:原子吸收可作為物理和物理化學(xué)的一種實(shí)驗(yàn)手段，對物質(zhì)的一些根本性能進(jìn)行測定和研究。電熱原子化器簡單做到控制蒸發(fā)進(jìn)程和原子化進(jìn)程，所以用它測定一些根本參數(shù)有很多長處。用電熱原子化器所測定的一些有元素脫離機(jī)體的活化能、氣態(tài)原子擴(kuò)散系數(shù)、解離能、振子強(qiáng)度、光譜線輪廓的變寬、溶解度、蒸氣壓等。石墨爐原子吸收分光光度計(jì)，可以測定近50種元素。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="元素原子吸收分光光度計(jì)生產(chǎn)廠家,原子吸收分光光度計(jì)" src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419991385859509/5179129.png"></div><p style="text-indent:25px">原子吸收分光光度計(jì)會形成免疫功用缺失：微量元素分析儀廠家生產(chǎn)的微量元素分析儀指出缺硒是導(dǎo)致胃潰瘍病等胃部疾病的一個(gè)重要因素。人體內(nèi)硒水平的下降，會形成免疫功用缺失及抗氧化才干的下降，引起胃粘膜屏障不穩(wěn)定，黃嘌呤氧化酶在應(yīng)急情況下會持續(xù)升高，形成胃粘膜缺血性損害，氧自由基增多，導(dǎo)致胃炎、胃潰瘍等消化系統(tǒng)病變。原子吸收分光光度計(jì)。硒是一種天然抗氧化劑，微量元素分析儀指出補(bǔ)硒能迅速進(jìn)步人體含硒酶活性，能有用按捺活性氧生成，增強(qiáng)機(jī)體抗氧化功用，鏟除人體代謝進(jìn)程中所產(chǎn)生的自由基，阻撓胃粘膜壞死，促進(jìn)粘膜修正和潰瘍的愈合，防范變?；鹧嬖游辗止夤舛扔?jì)缺點(diǎn)是：原子化效率低，靈敏度不夠高。學(xué)校原子吸收分光光度計(jì)廠家</p><p style="text-indent:25px">原子吸收分光光度計(jì)，就有原子吸收分光光度計(jì)和帶石墨爐的原子吸收分光光度計(jì)。元素原子吸收分光光度計(jì)生產(chǎn)廠家</p><p style="text-indent:25px">傳感器監(jiān)管糧食廠，原子吸收分光光度計(jì)功不行沒，愛糧節(jié)糧監(jiān)測技術(shù)少不了，糧食，是咱們賴以生存的條件之一，據(jù)了解，我國1/5的耕地面積被重金屬污染(近2000萬公頃)，每年受重金屬污染的糧食高達(dá)1200萬噸，經(jīng)濟(jì)損失高達(dá)數(shù)十億元。因而，原子吸收分光光度計(jì)不行少，都有哪些儀器儀表來助力咱們監(jiān)測呢？針對糧食污染等問題，咱們需要檢測鎘、鉛等重金屬含量，黃曲霉有害物質(zhì)B1等有害物質(zhì)以及農(nóng)藥殘留等食品平安目標(biāo)。重金屬含量檢測常用的辦法有原子熒光光譜法、原子吸收光譜法、電感耦合等離子質(zhì)譜法等，有害物質(zhì)的分析一般采用酶聯(lián)免疫法、薄層色譜法和有效液相色譜法，農(nóng)殘檢測則常用液相色譜-質(zhì)譜聯(lián)用法和氣相色譜-質(zhì)譜聯(lián)用法。元素原子吸收分光光度計(jì)生產(chǎn)廠家</p><p style="text-indent:25px">上海儀電分析儀器有限公司致力于儀器儀表，以科技創(chuàng)新實(shí)現(xiàn)***管理的追求。公司自創(chuàng)立以來，投身于分光光度計(jì)，氣相色譜，原子吸收，食品安全，是儀器儀表的主力軍。儀電分析繼續(xù)堅(jiān)定不移地走高質(zhì)量發(fā)展道路，既要實(shí)現(xiàn)基本面穩(wěn)定增長，又要聚焦關(guān)鍵領(lǐng)域，實(shí)現(xiàn)轉(zhuǎn)型再突破。儀電分析始終關(guān)注儀器儀表行業(yè)。滿足市場需求，提高產(chǎn)品價(jià)值，是我們前行的力量。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2905848.html</p></div></div></div></div></div><div id="blpd9vf" class="page-right twoColRt"><div id="h9lhrn9" class="box01 margin10 clearfix"><h3><a 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