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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-TC200cod快速檢測儀cod測定消解 </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://img48.chem17.com/gxhpic_d55d0c909a/5d3f81e4a4eb260b6afb3859be878430d5303bb1f4446a68b980382b6a0c0ea2fa41eae93d7e43e1.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">cod快速檢測儀cod測定消解</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-TC200</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">cod快速檢測儀cod測定消解：</br>JH-TC200型COD快速測定儀產(chǎn)品的設計性能滿足國家環(huán)境保護行業(yè)標準《HJ/T 399-2007 水質(zhì)化學需氧量的測定快速消解分光光度法》要求，可適合不同用戶的多種需求，可在化工、石油、焦化、造紙、冶金、釀造、醫(yī)藥等工業(yè)廢水及各種生活污水監(jiān)測應用。</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>cod快速檢測儀cod測定消解</strong>技術參數(shù)：</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">1.測定方法：快速催化法（鉻法）；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">2.測定范圍：5 ~ 10000 mg/L（＞1000 mg/L時分段或稀釋測定）雙波長測定：5~150mg/L低波長；100~10000mg/L,高波長；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">3.消解溫度：165 ± 1℃；消解時間：15分鐘；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">4.測定時間：30分鐘同時測定12支水樣；（可定制：25支、36支）</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">5.抗氯干擾：[CL-] ＜1000mg/ L,（＞1000mg/ L時稀釋測定）；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">6.溫度示值誤差＜± 2℃；溫場均勻性≤2℃；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">7.消解時間示值誤差 ≤ ±1%；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">8.測量誤差：5~100 mg/L，誤差≤±5 mg/L</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體"> 100 mg/L~10000 mg/L，相對誤差≤±5 %</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">9.曲線參數(shù)：內(nèi)置100條測量曲線；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">10校準：自動校正Kv值；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">11.內(nèi)置實時時鐘，實時時鐘月累積誤差小于10秒；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">12.記錄存儲：可存儲30000次測定結(jié)果，數(shù)據(jù)斷電不丟失，可保存10年；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">13.打印：微型打印機，直接打印測量結(jié)果（選配）；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">14.通信：可通過數(shù)據(jù)線將測量結(jié)果上傳至電腦，便于用戶統(tǒng)計分析；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">15.顯示：240*128大屏幕藍色背光顯示器，中文操作界面；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">16.環(huán)境溫度：（5 ~ 40）℃；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">17.環(huán)境濕度：相對濕度＜ 85%（無冷凝）；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">18.工作電源：AC220V±10% / 50Hz；</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">19.外形尺寸：270*200*120mm；整機重量1KG;</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體"><img alt="" src="https://img47.chem17.com/gxhpic_d55d0c909a/661bc51f81281965c0644946edf9be52ea635d6a98c35f9f5a16e9e6ccbb6397556923c9ae8a9764.jpg" style="height:750px; width:1000px" /></span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體"><strong>cod快速檢測儀cod測定消解</strong>產(chǎn)品概述：</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:rgb(90, 90, 90)"> </span>化學需氧量（Chemical Oxygen Demand）簡稱COD，是在一定的條件下，采用一定的強氧化劑處理水樣時，所消耗的氧化劑量，它是表示水中還原性物質(zhì)多少的一個指標。水中的還原性物質(zhì)有各種有機物、亞硝酸、鹽硫化物、亞鐵鹽等，但主要的是有機物。因此，化學需氧量（COD）又往往作為衡量水中有機物質(zhì)含量多少的指標，化學需氧量越大，說明水體受有機物的污染越嚴重。</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">JH-TC200型COD快速測定儀產(chǎn)品的設計性能滿足國家環(huán)境保護行業(yè)標準《HJ/T 399-2007 水質(zhì)化學需氧量的測定快速消解分光光度法》要求，可適合不同用戶的多種需求，可在化工、石油、焦化、造紙、冶金、釀造、醫(yī)藥等工業(yè)廢水及各種生活污水監(jiān)測應用。</span></span></p><p style="text-align:justify"> </p><p><span style="font-size:16px"><span style="font-family:黑體"><strong><span style="color:#000000">配制標準溶液（也可購買，市場上有不同規(guī)格的COD標準液）</span></strong></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">標準溶液也稱為標準物質(zhì)，是模擬天然淡水成份基體，采用特殊工藝，在規(guī)定的環(huán)境中精確配制而成。其化學需氧量(COD)的濃度是已知的。用戶可通過購買或按照要求自行配制得到。標準溶液主要有以下幾個用途：</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">① 對化學需氧量測定儀的曲線進行校準；</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">② 對化學需氧量測定儀測定的準確度進行檢驗；</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">③ 對操作人員的分析過程進行確認與評價；</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">④ 對儀器的整個測量過程進行質(zhì)量控制。</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">標準貯備溶液：5000mg/L 的標準物質(zhì)，作為貯備溶液。使用時根據(jù)需要用計量器具逐級稀釋，即可得到不同濃度的標準使用溶液，在規(guī)定條件下存放、備用。嚴格遵守使用說明及要求謹慎操作。</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">標準使用溶液 1：準確量取 10mL 標準貯備溶液，轉(zhuǎn)移至 100mL 容量瓶中，用蒸餾水稀釋至刻度線并混勻。該溶液 COD 的濃度為 500mg/L。用于檢驗、校準儀器。</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">標準使用溶液 2：將標準使用溶液 1 準確量取 20mL，轉(zhuǎn)移至 100mL 容量瓶中，用蒸餾水稀釋至刻度線并混勻。該溶液 COD 的濃度為 100mg/L。用于檢驗、校準儀器。</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><img alt="" src="https://img49.chem17.com/gxhpic_d55d0c909a/661bc51f81281965c0644946edf9be52c151b7a22aa6046bc027fe1bb5f8f023ee32a16f868df9d2.jpg" style="height:750px; width:1000px" /></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><strong><span style="color:#000000">標準溶液配制方法：</span></strong></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">稱取預先在 105</span>～<span style="color:#000000">110℃烘干2小時并冷卻后的基準或優(yōu)級純鄰苯二甲酸氫鉀（HOOCC</span><sub><span style="color:#000000">6</span></sub><span style="color:#000000">H</span><sub><span style="color:#000000">4</span></sub><span style="color:#000000">COOK）0.4251g全部溶于蒸餾水，并稀釋至 1000mL，混勻，該溶液的理論COD值為 500mg/L。</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">稱取預先在 105</span>～<span style="color:#000000">110℃烘干2小時并冷卻后的基準或優(yōu)級純鄰苯二甲酸氫鉀(HOOCC</span><sub><span style="color:#000000">6</span></sub><span style="color:#000000">H</span><sub><span style="color:#000000">4</span></sub><span style="color:#000000">COOK)</span> <span style="color:#000000">0.4251g全部溶于蒸餾水，轉(zhuǎn)移至500mL容量瓶中，用水稀釋至標線，搖勻，該溶液的COD值為1000mg/L。</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">以上標準溶液在2</span>～<span style="color:#000000">8℃條件下可穩(wěn)定保存1個月。</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><img alt="" src="https://img47.chem17.com/gxhpic_d55d0c909a/1612f01f3bc0aaed26e46b7c24be7d99789b18d0f96ac93616a66f00c9972113108b1fbfda94d773.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 style="font-family:黑體"> </span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">2、如果您的需求與其有所偏離,請致電</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"> </span></span></p> </div> <link rel="stylesheet" type="text/css" href="/css/MessageBoard_style.css"> <script language="javascript" src="/skins/Scripts/order.js?v=20210318" type="text/javascript"></script> <a name="order" 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