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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="84mzbda" 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>建材原子吸收分光光度計,原子吸收分光光度計</p><p><span>***更新：</span>2021-01-23 06:11:43</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="8ct77mj" 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="3miury3" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="onaxu8w" class="box"><p><p style="text-indent:25px">原子吸收分光光度計霧化器長處和故障處理：原子吸收分光光度計霧化器長處和毛病處理。1、限流進(jìn)液管阻塞，一般堵在進(jìn)口處，可用手指除掉，或用壓縮空氣反向吹通，或用注射器反向灌水。2.、吸入樣品溶液將盡時，管內(nèi)形成成串氣泡，阻力很大使吸入中止，用手指彈動進(jìn)液管，使氣泡吸走，即可正常，也可用注射器吸走氣泡。3，建材原子吸收分光光度計、霧化器內(nèi)管阻塞：長堵在接近噴口處，取下撞擊球帽，用壓縮空氣或注射器反向灌水沖掉阻塞物，建材原子吸收分光光度計，建材原子吸收分光光度計，決不行用金屬絲捅，不然將損壞霧化器。原子吸收分光光度計，利用空氣—乙炔測定的元素可達(dá)30多種。建材原子吸收分光光度計</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="建材原子吸收分光光度計,原子吸收分光光度計" src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419988150712025/4463747.png"></div><p style="text-indent:25px">原子吸收分光光度計化學(xué)攪擾是由于液相或氣相中被測元素的原子與攪擾物質(zhì)組分之間構(gòu)成熱力學(xué)更安穩(wěn)的化合物，從而影響被測元素化合物的解離及其原子化。磷酸根對鈣的攪擾，硅、鈦構(gòu)成難解離的氧化物、鎢、硼、希土元素等生成難解離的碳化物，從而使有關(guān)元素不能有用原子化，都是化學(xué)攪擾的例子?；瘜W(xué)攪擾是一種選擇性攪擾。原子吸收分光光度計電離攪擾：在高溫下原子電離，使基態(tài)原子的濃度減少，引起原子吸收信號降低，此種攪擾稱為電離攪擾。建材原子吸收分光光度計原子吸收分光光度計應(yīng)用也有一定的局限性。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="建材原子吸收分光光度計,原子吸收分光光度計" src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419988246893719/5353894.png"></div><p style="text-indent:25px">金屬化學(xué)形態(tài)分析中的應(yīng)用：通過氣相色譜和液體色譜分離然后以原子吸收光譜加以測定，可以分析同種金屬元素的不同有機(jī)化合物。例如汽油中5種烷基鉛，大氣中的5種烷基鉛、烷基硒、烷基胂、烷基錫，水體中的烷基胂、烷基鉛、烷基揭、烷基汞、有機(jī)鉻，生物中的烷基鉛、烷基汞、有機(jī)鋅、有機(jī)銅等多種金屬有機(jī)化合物，均可通過不同類型的光譜原子吸收聯(lián)用方式加以鑒別和測定?？傠娫粗甘緹舨涣凉收显颍簝x器電源線斷路或接觸不良2.儀器保險絲熔斷3.保險管接觸不良。</p><p style="text-indent:25px">原子吸收分光光度計詳細(xì)組成部分如下：組成部分一：電光體系。在該體系中首要是由鎢燈和相應(yīng)的電源組成，這種體系對整體的穩(wěn)定性就有很大影響，當(dāng)該體系不能正常工作后也會導(dǎo)致儀器工作不穩(wěn)定。組成部分二：光學(xué)體系。這種體系包含有外光路體系和單色器2個首要部分，其間外光路和單色器都有很多類型，單色器便是紫外可見分光光度計散光的首要來歷。組成部分三：光電體系。該體系是紫外可見分光光度計要害的部件，體系會直接影響到儀器中的靈敏度和適用范圍，里邊有光電倍增管、光電管和硅光電池等。原子吸收分光光度計測定每種元素均需要相應(yīng)的空心陰極燈，這對檢測工作帶來不便。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="建材原子吸收分光光度計,原子吸收分光光度計" src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419991291551872/1267970.png"></div><p style="text-indent:25px">原子吸收分光光度計的開展：1981年原子吸收分光光度計完成操作自動化。1984年首臺連續(xù)氫化物發(fā)生器面世。1990年推出世界上先進(jìn)的MarkV1焰燃燒頭。1995年在線火焰自動進(jìn)樣器（SIPS8）研制成功并投入運(yùn)用。1998年首臺快速剖析火焰原子吸收220FS誕生。2002年世界上**火焰和石墨爐同時剖析的原子吸收光譜儀出產(chǎn)并投放市場。原子吸收分光光度計怎樣用才正確？該崗位群主要是散布于冶金、環(huán)保、食物、制藥、醫(yī)療衛(wèi)生、化學(xué)、化工、農(nóng)業(yè)等領(lǐng)域，主要從事環(huán)境和產(chǎn)品中金屬物質(zhì)的檢驗以及科學(xué)研制的質(zhì)量操控等工作。原子吸收分光光度計由于儀器使用中，需用乙炔、氫氣、氬氣、氧化亞氮（俗稱笑氣）等。國產(chǎn)原子吸收分光光度計排名</p><p style="text-indent:25px">我國在1963年開始對原子吸收分光光度計有一般性介紹。建材原子吸收分光光度計</p><p style="text-indent:25px">原子吸收分光光度計和ICP的比較：原理：原子吸收分光光度計：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。因為其選用銳線光源，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。建材原子吸收分光光度計</p></p><br /><p>文章來源地址: 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