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value="GO"> </form> </div> </div> </div>  <div id="aqgwbbhhdpu" class="ly_crumb"> <img src="/skins/257424/images/home.png"> <p>當前位置：<a href="/">首頁</a> > <a href="/article.html">技術文章</a> > <span>簡單介紹便攜式紅外測油儀的工作原理　</span></p> </div>   <div id="aqgwbbhhdpu" class="ly_NyNewsdetail"> <h1 class="NyNewsdetail_title">簡單介紹便攜式紅外測油儀的工作原理　</h1> <div id="aqgwbbhhdpu" class="NyNewsdetail_tips">更新時間：2023-06-21 點擊次數(shù)：950</div> <div id="aqgwbbhhdpu" class="NyNewsdetail_con" id="c_detail_wrap"> <div> <strong><a href="http:///jsshengaohua-Products-36206667/" target="_blank">便攜式紅外測油儀</a></strong>是光機電一體化的精密儀器，其工作原理符合朗伯比爾定律。它可以用來對油樣進行定性和定量分析，定性分析是用一束波長范圍的紅外光線射入樣品物質，如果樣品物質分子中某一個鍵的振動頻率和它一樣，該鍵吸收紅外線而增加能量，振動就會加強；如果分子中沒有同樣頻率的鍵，紅外線就不會被吸收。</div><div>　　便攜式紅外測油儀針對地下水、地表水、生活污水和工業(yè)廢水中石油類和動植物油含量及餐飲業(yè)油煙濃度的測定及檢測。用四氯化碳萃取水中的油類物質，測定總萃取物，然后將萃取液用硅酸鎂吸附，經(jīng)脫除動植物油等極性物質后，測定石油類。</div><div>　　根據(jù)GB16488-1996和HJ637-2012國家標準，用四氯乙烯萃取水中的油類物質，然后使用無水硫酸鈉隔離雜質和水分，分離出油和四氯乙烯的溶液，測定總萃取物含油量。同時可以將萃取液用硅酸鎂吸附，經(jīng)脫除動植物油等極性物質后，測定石油類。總萃取物和石油類的含量均由波數(shù)分別為2930cm-1（CH2基團中C-H鍵的伸縮振動）、2960cm-1（CH3基團中C-H鍵的伸縮振動）和3030cm-1（芳香環(huán)中C-H鍵的伸縮振動）譜帶處的吸光度A2930、A2960和A3030進行計算。動植物油的含量按總萃取物與石油類含量之差計算。</div> </div> <div id="aqgwbbhhdpu" class="ly_PrevNext"> <ul> <li>上一篇：<a href="/jsshengaohua-Article-3237464/">便攜式COD測定儀常見的幾種檢測方法介紹</a></li> <li>下一篇：<a href="/jsshengaohua-Article-3208518/">氨氮檢測儀工作原理及操作步驟介紹</a></li> </ul> </div> </div>   <div id="aqgwbbhhdpu" class="foot_box"> <div id="aqgwbbhhdpu" class="footCon"> <div id="aqgwbbhhdpu" class="foot_t w1300"> <div id="aqgwbbhhdpu" 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