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class="twoCol"><div id="8bcjlsz" 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>?石油原子吸收分光光度計廠家供應(yīng) 歡迎咨詢上海儀電分析儀器供應(yīng)</p><div id="nfzwy3n" class="leftbox clearfix"><h1>石油原子吸收分光光度計廠家供應(yīng) 歡迎咨詢上海儀電分析儀器供應(yīng)</h1><div id="ejd7xie" class="proBig"><div id="8m78bd7" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419991236161257/4858141.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="3qv9tyk" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419991236161257/4858141.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ucwyfnb" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</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>石油原子吸收分光光度計廠家供應(yīng),原子吸收分光光度計</p><p><span>***更新：</span>2020-12-31 01:14:08</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="ffke7qp" 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="owo22me" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="oooim3z" class="box"><p><p style="text-indent:25px">原子吸收分光光度計中常用的定量辦法：規(guī)范曲線法。規(guī)范曲線法是用規(guī)范物質(zhì)制造一系列已知濃度的規(guī)范試樣，在規(guī)范條件下，測得每一濃度對應(yīng)的吸光度值，以吸光度對濃度作圖，制作規(guī)范曲線。在相同條件下測定樣品吸光度，從規(guī)范曲線上讀取樣品濃度。長處：適用范圍廣，石油原子吸收分光光度計廠家供應(yīng)，快速簡便，合適大批量樣品的測定，石油原子吸收分光光度計廠家供應(yīng)。缺乏：試驗(yàn)準(zhǔn)確度受基體干擾嚴(yán)重。規(guī)范參加法：規(guī)范參加法是在數(shù)個等分的試樣平分別參加呈比例的規(guī)范試樣，然后稀釋到一定體積。根據(jù)測定的吸光度值，石油原子吸收分光光度計廠家供應(yīng)，制作吸光度A-c（濃度）曲線。用外推法求得稀釋后試樣中待測物的濃度?，F(xiàn)在我國已有多家企業(yè)生產(chǎn)多種型號、性能較先進(jìn)的原子吸收分光光度計。石油原子吸收分光光度計廠家供應(yīng)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="石油原子吸收分光光度計廠家供應(yīng),原子吸收分光光度計" src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419991236161257/4858141.png"></div><p style="text-indent:25px">原子吸收分光光度計不僅能夠防止不合格的糧食進(jìn)入市場或許成為儲備糧，也能夠發(fā)現(xiàn)糧食存在的問題，協(xié)助糧農(nóng)與農(nóng)業(yè)部門及時采納辦法，改善糧食生產(chǎn)方式或許治理環(huán)境污染，進(jìn)步糧食質(zhì)量。現(xiàn)在，我國現(xiàn)已逐步建立糧食質(zhì)量平安檢測監(jiān)測體系，添加基層糧食檢驗(yàn)監(jiān)測機(jī)構(gòu)，進(jìn)步糧食質(zhì)量平安監(jiān)測預(yù)警與檢測才能。首先，是溫度傳感器，它是指能感觸溫度并轉(zhuǎn)換成可用輸出信號的傳感器，溫度傳感器是很早開發(fā)，使用較廣的一類傳感器。溫度傳感器的市場份額超過了其他的傳感器。從17世紀(jì)初人們開端利用溫度進(jìn)行測量。環(huán)保原子吸收分光光度計對比原子吸收分光光度計對空心陰極燈發(fā)射的特征輻射進(jìn)行選擇性吸收。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="石油原子吸收分光光度計廠家供應(yīng),原子吸收分光光度計" src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419988134237392/1056352.png"></div><p style="text-indent:25px">原子吸收分光光度計翻開乙炔鋼瓶總閥，查看是否漏氣，長按焚燒開關(guān)，直至焚燒成功。將進(jìn)樣管放到裝有規(guī)范空白溶液的試劑瓶中，點(diǎn)擊"開端"按鈕，把進(jìn)樣管放到不同的試劑瓶中吸取對應(yīng)的溶液，并點(diǎn)擊"讀數(shù)"按鈕，點(diǎn)擊"打印機(jī)"按鈕，設(shè)置對應(yīng)的參數(shù)，并點(diǎn)擊"打印預(yù)覽"按鈕，點(diǎn)擊打印。挑選主界面的Worksheet按鈕，挑選剖析菜單，點(diǎn)擊"火焰實(shí)用工具"按鈕，點(diǎn)擊"封閉元素?zé)?按鈕。封閉乙炔氣閥，焚燒，把管道中殘缺的乙炔焚燒完。封閉空氣壓縮機(jī)，封閉排水。封閉軟件，點(diǎn)擊"文件"按鈕，點(diǎn)擊"封閉所有文件"按鈕，點(diǎn)擊"EXIT"按鈕。封閉儀器主機(jī)電源，封閉通風(fēng)器。</p><p style="text-indent:25px">原子吸收分光光度計電子體系。在該體系中首要有放大器和A/D變換器等組成，其間放大器便是影響整機(jī)靈敏度和穩(wěn)定性的首要相關(guān)部件。原子吸收分光光度計輸出打印體系和數(shù)據(jù)處理體系。該體系是決定整機(jī)自動化程度的要害部件，可以直接影響紫外可見分光光度計的質(zhì)量。原子吸收分光光度計操作注意事項(xiàng):留意進(jìn)樣針的清洗,如果是進(jìn)樣針沾污或許導(dǎo)致液體由于分子張力直接沿著進(jìn)樣針向上走,不能全部加入到管中.留意由于石墨管進(jìn)樣空大小改變,跟著加熱次數(shù)增加,會有積碳在進(jìn)樣孔結(jié)塊,導(dǎo)致孔變小,導(dǎo)致樣品加入時不能加入到管壁外面,乃至或許會呈現(xiàn)進(jìn)樣針插不進(jìn)管子。原子化器主要有兩大類，即原子吸收分光光度計和電熱原子化器。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="石油原子吸收分光光度計廠家供應(yīng),原子吸收分光光度計" src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419988188495975/1516361.png"></div><p style="text-indent:25px">原子吸收分光光度計Stockdale雙光束光學(xué)體系：Stockdale雙光束儀器，其作業(yè)原理是在光束經(jīng)過途徑的原子化器前方和后方分別添加一塊可以移動或滾動的反射鏡，反射鏡驅(qū)離光路時光束全部經(jīng)過原子化器，反射鏡移入光路時，光源輻射繞過原子化器完全進(jìn)入單色器，并將此光信號作為參閱光束，與樣品光束分別測量運(yùn)算。在測定時間內(nèi)重復(fù)地將這對反射鏡移入和驅(qū)離光路，到達(dá)雙光束的效果。這樣的雙光束體系不削減進(jìn)入分光體系的光能量，能獲得較好的信噪比，關(guān)于緩慢的基線漂移有很好的補(bǔ)償效果。原子吸收分光光度計基本結(jié)構(gòu)包括光源，原子化器，光學(xué)系統(tǒng)和檢測系統(tǒng)。高效原子吸收分光光度計排行</p><p style="text-indent:25px">原子吸收分光光度計多應(yīng)用于各種氣體，金屬有機(jī)化合物，金屬醇鹽中微量元素的分析。石油原子吸收分光光度計廠家供應(yīng)</p><p style="text-indent:25px">原子吸收分光光度計的工作原理：原子吸收光譜儀又稱原子吸收分光光度計，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。石油原子吸收分光光度計廠家供應(yīng)</p><p style="text-indent:25px">上海儀電分析儀器有限公司是一家儀器儀表、電子元器件及相關(guān)的系統(tǒng)集成的生產(chǎn)、服務(wù)及銷售，計算機(jī)軟件開發(fā)及銷售，從事貨物進(jìn)出口及技術(shù)進(jìn)出口業(yè)務(wù)?！疽婪毥?jīng)批準(zhǔn)的項(xiàng)目，經(jīng)相關(guān)部門批準(zhǔn)后方可開展經(jīng)營活動】儀器儀表、電子元器件及相關(guān)的系統(tǒng)集成的生產(chǎn)、服務(wù)及銷售，計算機(jī)軟件開發(fā)及銷售，從事貨物進(jìn)出口及技術(shù)進(jìn)出口業(yè)務(wù)。【依法須經(jīng)批準(zhǔn)的項(xiàng)目，經(jīng)相關(guān)部門批準(zhǔn)后方可開展經(jīng)營活動】的公司，是一家集研發(fā)、設(shè)計、生產(chǎn)和銷售為一體的專業(yè)化公司。儀電分析深耕行業(yè)多年，始終以客戶的需求為向?qū)В瑸榭蛻籼峁?**的分光光度計，氣相色譜，原子吸收，食品安全。儀電分析致力于把技術(shù)上的創(chuàng)新展現(xiàn)成對用戶產(chǎn)品上的貼心，為用戶帶來良好體驗(yàn)。儀電分析始終關(guān)注儀器儀表市場，以敏銳的市場洞察力，實(shí)現(xiàn)與客戶的成長共贏。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2633807.html</p></div></div></div></div></div><div id="7vpop72" class="page-right twoColRt"><div id="xee8pk2" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="nfxuwj2" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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