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</script> <div id="gljo9fygc" class="main_right"> <div id="gljo9fygc" class="main_top1"> <p>您的位置：<a href="/">首頁</a> > <a href="/products.html" title="產(chǎn)品中心">產(chǎn)品中心</a> > > <a href="/ParentList-1718102.html">水質(zhì)檢測儀器</a> > JH-TN201氨氮在線檢測儀氨氮總磷分析儀 </p> <big>產(chǎn)品中心</big> </div> <div id="gljo9fygc" class="clear"></div> <dl class="product_article"> <dt> <div id="gljo9fygc" class="proimg_bk1"><a class="proimg1"><img src="http://img49.chem17.com/gxhpic_d55d0c909a/88c648add642a1ecc86a0acc5cd13af1ef3a8c08149f46a79587a9f2f11f21e2363da8da0c0d6501.jpg"/></a></div> </dt> <dd deep="3"> <div class="gljo9fygc" id="prod_gs" class="prod_gs"> <div id="gljo9fygc" class="prod_view_name"> <strong class="prod_view_name_bt">產(chǎn)品名稱：</strong> <b><h1 style="font-size: inherit"><span id="ShoveWebControl_Text3">氨氮在線檢測儀氨氮總磷分析儀</span></h1></b> </div> <div class="gljo9fygc" id="xn_c_prodv_26_wrap" class="xn_c_prodv_26_wrap"> <div id="gljo9fygc" class="xn_c_prodv_26_name" style="line-height: 36px;"> <span id="gljo9fygc" class="xn_c_prodv_26_namewz"><span name="_prodv_26_namewz">產(chǎn)品型號：</span></span> <span id="gljo9fygc" class="xn_c_prodv_26_namemc"><span id="xn_c_prodv_26_Text1">JH-TN201</span></span> </div> <div id="gljo9fygc" class="xn_c_prodv_26_name" style="line-height: 36px;"> <span id="gljo9fygc" class="xn_c_prodv_26_namewz"><span name="_prodv_26_namewz">產(chǎn)品時間：</span></span> <span id="gljo9fygc" class="xn_c_prodv_26_namemc"><span id="xn_c_prodv_26_Text1">2024-07-13</span></span> </div> </div> <div class="gljo9fygc" id="prod_view_ms" class="prod_view_ms"><span id="ShoveWebControl_Text7">氨氮在線檢測儀氨氮總磷分析儀：</br>本儀器采用納氏比色法測量水中的氨氮，該方法具有操作簡便、靈敏度高等特點。其原理是：以游離態(tài)的氨或銨離子等形式存在的氨氮與鈉氏試劑反應生成黃棕色絡合物，該絡合物的色度與氨氮的含量成正比。儀器廣泛應用于地表水、工業(yè)廢水、生活污水等水質(zhì)的測量。</span></div> </div> <p></p> </dd> </dl> <div id="gljo9fygc" class="main_top3"><p>產(chǎn)品介紹</p></div> <div id="gljo9fygc" class="product1 pro_1"> <p><span style="font-size:16px"><span style="font-family:黑體"><strong>氨氮在線檢測儀氨氮總磷分析儀</strong>性能特點：</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:rgb(90, 90, 90)"> </span><span style="line-height:1.6em; text-align:justify">1. 用高性能、長壽命、高亮度光源，配以高穩(wěn)定性光學系統(tǒng)，使儀器重復性、精度更高。</span></span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體"><span style="color:rgb(0, 0, 0)"><span style="color:rgb(51, 51, 51)">2. 用高性能、低功耗單片機及大屏幕LCD，漢字菜單，操作方便，顯示直觀。<br />3. 記錄可保存及查詢，斷電不丟失。</span></span></span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體"><strong style="line-height:1.6em"><span style="color:#000000">硫代硫酸鈉溶液的配制（針對含余氯水樣，非必須）</span></strong></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">水樣如含余氯，則應加入適量0.35%硫代硫酸鈉溶液，每0.5ml可除去0.25mg余氯。秤取2.5g硫代硫酸鈉（Na</span><sub><span style="color:#000000">2</span></sub><span style="color:#000000">S</span><sub><span style="color:#000000">2</span></sub><span style="color:#000000">O</span><sub><span style="color:#000000">3</span></sub><span style="color:#000000">）溶于200mL水，另秤取1.5g 乙二胺四乙酸二鈉（C</span><sub><span style="color:#000000">10</span></sub><span style="color:#000000">H</span><sub><span style="color:#000000">14</span></sub><span style="color:#000000">N</span><sub><span style="color:#000000">2</span></sub><span style="color:#000000">Na</span><sub><span style="color:#000000">2</span></sub><span style="color:#000000">O</span><sub><span style="color:#000000">8</span></sub><span style="color:#000000">•2H</span><sub><span style="color:#000000">2</span></sub><span style="color:#000000">0）和2.5g氫氧化鈉（NaOH）溶于200mL水，然后將兩溶液混合，攪拌，稀釋到500mL。</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"> </span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><img alt="" src="https://img49.chem17.com/gxhpic_d55d0c909a/4c6de04c44fd79c321677ec61f5ae3caf8227b74f34c4b913292ca1421c8409112e2230fa87caaf2.jpg" style="height:600px; width:800px" /></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><strong>氨氮標準貯備液</strong></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">應根據(jù)現(xiàn)場水樣氨氮濃度，來選擇合適的量程，以該項滿量程值配置標準溶液。例如：已知水樣氨氮濃度在10-25mg/L之間，則可選擇標定量程擋0-25mg/L,配置氮標準溶液為25mg/L。原則上應確保標準樣品氨氮濃度在所選擇的量程范圍內(nèi)。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">稱取1.9095g（100℃干燥2小時）氯化銨（<span style="color:#000000">NH</span><sub><span style="color:#000000">4</span></sub><span style="color:#000000">Cl</span>）（優(yōu)級純<span style="color:#000000">）溶于水中，移入1000ml容量瓶中，稀釋至標線，此標準溶液濃度為500mg/L，其它各濃度標準溶液以500mg/L標準溶液依次稀釋得到。</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"> </span></span></p><table align="center" border="0" cellspacing="0" style="border-collapse:collapse; border:none; width:680px"><tbody><tr><td style="vertical-align:center; width:52px"><p style="text-align:center"><span style="font-size:16px"><span style="font-family:黑體"><strong><span style="color:#000000">1</span></strong></span></span></p></td><td style="vertical-align:center; width:154px"><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">按【設置/空白】鍵，儀器屏幕將如圖顯示。然后將“0”號比色皿（空白溶液）從儀器中拿出。</span></span></span></p></td><td style="vertical-align:center; width:212px"><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">空白溶液放入比色槽應關閉上蓋，稍停頓2-3秒，讀數(shù)穩(wěn)定后按【設置/空白】鍵使屏幕 “氨氮 0mg/L， T=100%”。否則重按【設置/空白】鍵。</span></span></span></p></td></tr><tr><td style="vertical-align:center; width:52px"><p style="text-align:center"><span style="font-size:16px"><span style="font-family:黑體"><strong><span style="color:#000000">2</span></strong></span></span></p></td><td style="vertical-align:center; width:154px"><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">再將 “1”號比色皿，放入比色槽中，并關閉上蓋。此時屏幕上所顯示的結(jié)果即為“1”號樣品的氨氮值；其他樣品同上，依次放入比色槽后，關閉上蓋，儀器將顯示出該樣品的氨氮值。</span></span></span></p></td><td style="vertical-align:center; width:212px"><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">樣品放入比色槽，關閉上蓋后，稍停頓2-3秒使讀數(shù)穩(wěn)定，再記錄測定結(jié)果；不能將樣品放置一段時間或在不同時間段重復進行測試比較；比色完成的溶液，不能長時間放置在比色皿中；</span><strong><span style="color:#000000">水樣預處理過程及比色過程應緊湊完成</span></strong><span style="color:#000000">；比色完成后的溶液，不能隨意傾倒，應統(tǒng)一收集，并進行集中處理。</span></span></span></p></td></tr></tbody></table><p><span style="font-size:16px"><span style="font-family:黑體"><img alt="" src="https://img47.chem17.com/gxhpic_d55d0c909a/4c6de04c44fd79c321677ec61f5ae3ca4d7ddae14807ce235258e8af2b118eb90b840c2f06c0b5e5.jpg" style="height:600px; width:800px" /></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><strong>氨氮在線檢測儀氨氮總磷分析儀</strong>技術參數(shù):</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">1、測量范圍：0.02-25mg/L（分為二個量程： 0～5mg/L、5～25mg/L。超量程可稀釋后測定）<br />2、基本誤差： ±3%(F.S)<br />3、重復性：≤2%<br />4、外形尺寸：282mm×237mm×102mm<br />5、供電電源: 220V</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><img alt="" src="https://img47.chem17.com/gxhpic_d55d0c909a/4c6de04c44fd79c321677ec61f5ae3cac71c7a4bb9c20e8b0edf9a4bc19e010791b92bb2223864f4.jpg" style="height:600px; width:800px" /><br /> </span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><img alt="" src="https://img49.chem17.com/gxhpic_d55d0c909a/87ca85b88f793ad36950eaf833a742597a5c6a2880ba26e0d49c14ec1db672fcf5ed35401b97b0d8.jpg" style="height:513px; width:790px" /></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">1、以上所述產(chǎn)品規(guī)格、圖片、資訊等僅供參考,如有更新, 請以實機為準，恕不另行通知。</span></span></p><p><span style="font-size:16px"><span 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