全自動(dòng)原子吸收分光光度計(jì)現(xiàn)貨客戶(hù)至上上海儀電分析儀器供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買(mǎi)產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="原子吸收分光光度計(jì)儀器分類(lèi)：1、火焰原子化法的優(yōu)點(diǎn)是：火焰原子化法的操作簡(jiǎn)便，重現(xiàn)性好，有效光程大，對(duì)大多數(shù)元素有較高靈敏度，因此應(yīng)用普遍，全自動(dòng)原子吸收分光光度計(jì)現(xiàn)貨。缺點(diǎn)是：原子化效率低，靈敏度不夠高，而且一般不能直接分析固體樣品；2，"><meta name="keywords" content="全自動(dòng)原子吸收分光光度計(jì)現(xiàn)貨,原子吸收分光光度計(jì)"><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 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src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419991326259040/7441452.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="w7832rg" 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>全自動(dòng)原子吸收分光光度計(jì)現(xiàn)貨,原子吸收分光光度計(jì)</p><p><span>***更新：</span>2021-02-03 00:20:53</p><p><span id="click" >瀏覽次數(shù)：4次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="dhegnev" 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(hào)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="vp2cj8o" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="anurjqn" class="box"><p><p style="text-indent:25px">原子吸收分光光度計(jì)儀器分類(lèi)：1、火焰原子化法的優(yōu)點(diǎn)是：火焰原子化法的操作簡(jiǎn)便，重現(xiàn)性好，有效光程大，對(duì)大多數(shù)元素有較高靈敏度，因此應(yīng)用普遍，全自動(dòng)原子吸收分光光度計(jì)現(xiàn)貨。缺點(diǎn)是：原子化效率低，靈敏度不夠高，而且一般不能直接分析固體樣品；2，全自動(dòng)原子吸收分光光度計(jì)現(xiàn)貨、石墨爐原子化器的優(yōu)點(diǎn)是：原子化效率高，在可調(diào)的高溫下試樣利用率達(dá)100%，靈敏度高，試樣用量少，適用于難熔元素的測(cè)定。缺點(diǎn)是：試樣組成不均勻性的影響較大，測(cè)定精密度較低，全自動(dòng)原子吸收分光光度計(jì)現(xiàn)貨，共存化合物的干擾比火焰原子化法大，干擾背景比較嚴(yán)重，一般都需要校正背景。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)。全自動(dòng)原子吸收分光光度計(jì)現(xiàn)貨</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="全自動(dòng)原子吸收分光光度計(jì)現(xiàn)貨,原子吸收分光光度計(jì)" src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419991326259040/7441452.png"></div><p style="text-indent:25px">原子吸收分光光度計(jì)與紫外可見(jiàn)分光光度計(jì)的區(qū)別：1、標(biāo)準(zhǔn)溶液:原子吸收分光光度計(jì)使用的標(biāo)準(zhǔn)溶液在4℃溫度下可保存較長(zhǎng)時(shí)間，放置室溫后可正常使用。紫外可見(jiàn)分光光度計(jì)樣品及標(biāo)準(zhǔn)溶液顯色穩(wěn)定后需在半小時(shí)之內(nèi)測(cè)定，且對(duì)溫度及時(shí)間要求比較苛刻。2、檢測(cè)時(shí)間:原子吸收分光光度計(jì)分析速度較快，操作簡(jiǎn)便，半個(gè)小時(shí)內(nèi)能連續(xù)測(cè)定幾十個(gè)試樣中的5、6種元素。紫外可見(jiàn)分光光度計(jì)由于有顯色過(guò)程，測(cè)量時(shí)間相對(duì)而言較長(zhǎng)，操作比較麻煩。3、應(yīng)用對(duì)象：原子吸收分光光度計(jì)針對(duì)于金屬微量元素的定量分析，火焰法：液樣含量范圍通常在0。1PPM~15PPM之間（個(gè)別元素如錫會(huì)高些）；石墨爐分析在火焰法的基礎(chǔ)上則能提高2~3個(gè)數(shù)級(jí)，即液樣含量范圍通常在0。001PPM~0。100PPM之間。紫外可見(jiàn)分光光度計(jì)分析含量范圍一般在1PPM以上，主要分析高含量的樣品。4、操作性：原子吸收分光光度計(jì)操作簡(jiǎn)單,對(duì)化驗(yàn)員要求比較低，干擾低。紫外可見(jiàn)分光光度計(jì)樣品處理極為復(fù)雜,對(duì)化驗(yàn)員要求比較高。工廠原子吸收分光光度計(jì)多少錢(qián)原子吸收分光光度計(jì)操作中必須注意安全。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="全自動(dòng)原子吸收分光光度計(jì)現(xiàn)貨,原子吸收分光光度計(jì)" src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419991311337342/3521940.png"></div><p style="text-indent:25px">原子吸收分光光度計(jì)的實(shí)際應(yīng)用：1．理論研究中的應(yīng)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(duì)物質(zhì)的一些基本性能進(jìn)行測(cè)定和研究。電熱原子化器容易做到控制蒸發(fā)過(guò)程和原子化過(guò)程，所以用它測(cè)定一些基本參數(shù)有比較多優(yōu)點(diǎn)。用電熱原子化器所測(cè)定的一些有元素離開(kāi)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。2．元素分析中的應(yīng)用：原子吸收光譜分析，由于其靈敏度高、干擾少、分析方法簡(jiǎn)單快速，現(xiàn)已普遍地應(yīng)用于工業(yè)、農(nóng)業(yè)、生化、地質(zhì)、冶金、食品、環(huán)保等各個(gè)領(lǐng)域，目前原子吸收已成為金屬元素分析的強(qiáng)有力工具之一，而且在許多領(lǐng)域已作為標(biāo)準(zhǔn)分析方法。原子吸收光譜分析的特點(diǎn)決定了它在地質(zhì)和冶金分析中的重要地位，它不只取代了許多一般的濕法化學(xué)分析，而且還與X-射線熒光分析，甚至與中子活化分析有著同等的地位。</p><p style="text-indent:25px">原子吸收分光光度計(jì)安全操作須知：儀器點(diǎn)火前必須進(jìn)行以下項(xiàng)目的安全檢查。1、燃?xì)鈿饴访荛]性：打開(kāi)氣瓶總閥后迅速關(guān)閉，觀察3分鐘內(nèi)氣表壓降應(yīng)小于0.IMpa；2、燃燒頭：確認(rèn)燃燒頭己安裝、且緊密到位；3、水封檢測(cè)：無(wú)液位檢測(cè)裝置儀器，廢液管的繞環(huán)中必須有存液且液體能夠封住管路；有液位檢測(cè)裝置儀器，向液位檢測(cè)裝置中加水，廢液管中應(yīng)有液體流出；4、空壓機(jī)：空壓機(jī)輸出壓力應(yīng)大于0.2MPa，霧化室內(nèi)應(yīng)有氣流聲；5、防爆塞：確認(rèn)防爆塞已安裝、且壓緊。6、緊急滅火開(kāi)關(guān)：當(dāng)按下緊急滅火按鈕后，按鈕變亮，火焰熄滅。霧化器狀態(tài)檢查：打開(kāi)空壓機(jī)達(dá)到工作壓力后吸噴蒸餾水，燃燒縫中應(yīng)有水霧噴出。7、乙炔報(bào)警板功能檢查：儀器通電2分鐘后，用洗耳球吸取飽和的酒精氣體（酒精濃度＞99%）,對(duì)準(zhǔn)儀器背面測(cè)試孔或散熱孔，將酒精氣體吹入儀器內(nèi)部，2分鐘內(nèi)儀器應(yīng)發(fā)出報(bào)瞥蜂鳴聲。若未發(fā)出報(bào)警聲，請(qǐng)聯(lián)系當(dāng)?shù)毓こ處熥稍?xún)具體情況。原子吸收分光度計(jì)分析樣品優(yōu)點(diǎn)：抗干擾能力強(qiáng)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="全自動(dòng)原子吸收分光光度計(jì)現(xiàn)貨,原子吸收分光光度計(jì)" src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419988246893719/5353894.png"></div><p style="text-indent:25px">將試樣中待測(cè)元素變成氣態(tài)的基態(tài)原子的過(guò)程稱(chēng)為試樣的“原子化”。完成試樣原子化所用的設(shè)備稱(chēng)為原子化器或原子化系統(tǒng)。試樣中被測(cè)元素原子化的方法主要有火焰原子化法和非火焰原子化法兩種?；鹧嬖踊ɡ没鹧鏌崮苁乖嚇愚D(zhuǎn)化為氣態(tài)原子。非火焰原子化法利用電加熱或化學(xué)還原等方式使試樣轉(zhuǎn)化為氣態(tài)原子。原子化系統(tǒng)在原子吸收分光光度計(jì)中是一個(gè)關(guān)鍵裝置，它的質(zhì)量對(duì)原子吸收光譜分析法的靈敏度和準(zhǔn)確度有比較大影響，甚至起到?jīng)Q定性的作用，也是分析誤差較大的一個(gè)來(lái)源。原子吸收分光光度計(jì)安全操作須知：建議將氣瓶安裝在不受陽(yáng)光直接照射的室外。生產(chǎn)原子吸收分光光度計(jì)現(xiàn)貨</p><p style="text-indent:25px">原子吸收分光光度計(jì)計(jì)算機(jī)數(shù)據(jù)處理系統(tǒng)使整個(gè)分析實(shí)現(xiàn)自動(dòng)化。全自動(dòng)原子吸收分光光度計(jì)現(xiàn)貨</p><p style="text-indent:25px">隨著儀器儀表和計(jì)算機(jī)的完美結(jié)合，為了更好的滿(mǎn)足人們對(duì)精神世界的需求，體驗(yàn)多維世界給人們帶來(lái)的**，儀器儀表的虛擬化開(kāi)始發(fā)展。身臨其境接受客觀實(shí)物，給美又增添了一絲創(chuàng)意。進(jìn)一步提升我國(guó)儀器儀表技術(shù)和水平，有限責(zé)任公司企業(yè)要順應(yīng)產(chǎn)業(yè)發(fā)展潮流，在穩(wěn)固常規(guī)品種的同時(shí)，進(jìn)一步發(fā)展智能儀器儀表，提升產(chǎn)業(yè)數(shù)字化、智能化、集成化水平。分光光度計(jì)，氣相色譜，原子吸收，食品安全產(chǎn)業(yè)是國(guó)民經(jīng)濟(jì)的基礎(chǔ)性、戰(zhàn)略性產(chǎn)業(yè)，是信息化和工業(yè)化深度融合的源頭，對(duì)促進(jìn)工業(yè)轉(zhuǎn)型升級(jí)、發(fā)展戰(zhàn)略性新興產(chǎn)業(yè)、推動(dòng)現(xiàn)代**建設(shè)、保證和提高大家生活水平具有重要作用。我們必須承認(rèn)，在科學(xué)儀器上，我們跟其他地區(qū)相比，還有很大的差距。這個(gè)差距，就是我們提升的空間。合相關(guān)部門(mén)、大學(xué)和企業(yè)之力，中國(guó)的生產(chǎn)型必將在不遠(yuǎn)的將來(lái)，在相關(guān)領(lǐng)域的基礎(chǔ)研究和重點(diǎn)光學(xué)部件研發(fā)上取得突破，產(chǎn)品進(jìn)入世界中**水平，企業(yè)得到臺(tái)階式上升，迎頭趕上，與全球出名企業(yè)并駕齊驅(qū)。全自動(dòng)原子吸收分光光度計(jì)現(xiàn)貨</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/3129270.html</p></div></div></div></div></div><div id="jx8kmoq" class="page-right twoColRt"><div id="sheb37o" 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