濃度直讀便攜式水質(zhì)測(cè)定自帶打印JH-TD502-青島景弘環(huán)?？萍加邢薰?/TITLE> <META NAME="Keywords" CONTENT="濃度直讀便攜式水質(zhì)測(cè)定自帶打印"> <META NAME="Description" CONTENT="青島景弘環(huán)?？萍加邢薰舅峁┑腏H-TD502濃度直讀便攜式水質(zhì)測(cè)定自帶打印質(zhì)量可靠、規(guī)格齊全,青島景弘環(huán)保科技有限公司不僅具有專業(yè)的技術(shù)水平,更有良好的售后服務(wù)和優(yōu)質(zhì)的解決方案,歡迎您來(lái)電咨詢此產(chǎn)品具體參數(shù)及價(jià)格等詳細(xì)信息！"> <script src="/ajax/common.ashx" type="text/javascript"></script> <script src="/ajax/NewPersonalStyle.Classes.SendMSG,NewPersonalStyle.ashx" type="text/javascript"></script> <script src="/js/videoback.js" type="text/javascript"></script> <link href="/skins/390240/css/style.css" rel="stylesheet" /> <link href="/skins/390240/css/main.css" rel="stylesheet" /> <script src="/skins/390240/js/jquery-1.8.3.min.js" type="text/javascript"></script> <script src="/skins/390240/js/setimg1.js"></script> <script> $(document).ready(function(){ var obj = $("div.beijing").children("ul.menu").children("li"); var xid=3; $(obj[xid]).addClass("hover"); }); </script> <script type="application/ld+json"> { "@context": "https://ziyuan.baidu.com/contexts/cambrian.jsonld", "@id": "http://m.xinshengjt.com/Products-31456689.html", "title": "濃度直讀便攜式水質(zhì)測(cè)定自帶打印JH-TD502", "pubDate": "2019-03-28T09:23:14", "upDate": "2024-07-14T19:35:39" }</script> <script type="text/javascript" src="/ajax/common.ashx"></script> <script src="/ajax/NewPersonalStyle.Classes.SendMSG,NewPersonalStyle.ashx" type="text/javascript"></script> <script type="text/javascript"> var viewNames = ""; var cookieArr = document.cookie.match(new RegExp("ViewNames" + "=[_0-9]*", "gi")); if (cookieArr != null && cookieArr.length > 0) { var cookieVal = cookieArr[0].split("="); if (cookieVal[0] == "ViewNames") { viewNames = unescape(cookieVal[1]); } } if (viewNames == "") { var exp = new Date(); exp.setTime(exp.getTime() + 7 * 24 * 60 * 60 * 1000); viewNames = new Date().valueOf() + "_" + Math.round(Math.random() * 1000 + 1000); document.cookie = "ViewNames" + "=" + escape(viewNames) + "; expires" + "=" + exp.toGMTString(); } SendMSG.ToSaveViewLog("31456689", "ProductsInfo",viewNames, function() {}); </script> <script language="javaScript" src="/js/JSChat.js"></script><script language="javaScript">function ChatBoxClickGXH() { DoChatBoxClickGXH('https://chat.chem17.com',392982) }</script><script>!window.jQuery && document.write('<script src="https://public.mtnets.com/Plugins/jQuery/2.2.4/jquery-2.2.4.min.js">'+'</scr'+'ipt>');</script><script type="text/javascript" src="https://chat.chem17.com/chat/KFCenterBox/390240"></script><script type="text/javascript" src="https://chat.chem17.com/chat/KFLeftBox/390240"></script><script> (function(){ var bp = document.createElement('script'); var curProtocol = window.location.protocol.split(':')[0]; if (curProtocol === 'https') { bp.src = 'https://zz.bdstatic.com/linksubmit/push.js'; } else { bp.src = 'http://push.zhanzhang.baidu.com/push.js'; } var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(bp, s); })(); </script> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> <script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head> <body> <h1><a href="http://m.xinshengjt.com/">天天爽天天干,h纯肉无遮掩3d动漫在线观看,中文字幕一区日韩精品欧美,大码老熟女Av毛片免费</a></h1><div id="mekyn" class="pl_css_ganrao" style="display: none;"><abbr id="mekyn"></abbr><tr id="mekyn"></tr><li id="mekyn"></li><span id="mekyn"></span><rt id="mekyn"></rt><abbr id="mekyn"><small id="mekyn"><em id="mekyn"><option id="mekyn"></option></em></small></abbr><tr id="mekyn"><dfn id="mekyn"></dfn></tr><ul id="mekyn"></ul><div id="mekyn"></div><rp id="mekyn"><tr id="mekyn"><option id="mekyn"><tr id="mekyn"></tr></option></tr></rp><em id="mekyn"></em><pre id="mekyn"><samp id="mekyn"><strong id="mekyn"><output id="mekyn"></output></strong></samp></pre><output id="mekyn"></output><output id="mekyn"></output><center id="mekyn"></center><nobr id="mekyn"><tr id="mekyn"><noframes id="mekyn"><center id="mekyn"></center></noframes></tr></nobr><tr id="mekyn"></tr><code id="mekyn"><menuitem id="mekyn"><code id="mekyn"><acronym id="mekyn"></acronym></code></menuitem></code><abbr id="mekyn"></abbr><div id="mekyn"></div><ruby id="mekyn"></ruby><ruby id="mekyn"></ruby><samp id="mekyn"><i id="mekyn"></i></samp><cite id="mekyn"><ruby id="mekyn"><dl id="mekyn"><sup id="mekyn"></sup></dl></ruby></cite><strike id="mekyn"></strike><address id="mekyn"><tbody id="mekyn"><tr id="mekyn"></tr></tbody></address><acronym id="mekyn"><tt id="mekyn"><rt id="mekyn"></rt></tt></acronym><noframes id="mekyn"><span id="mekyn"><noframes id="mekyn"><center id="mekyn"></center></noframes></span></noframes><dfn id="mekyn"><td id="mekyn"><noscript id="mekyn"></noscript></td></dfn><s id="mekyn"></s><b id="mekyn"></b><tfoot id="mekyn"></tfoot><font id="mekyn"></font><ruby id="mekyn"></ruby><ol id="mekyn"><pre id="mekyn"><menu id="mekyn"><delect id="mekyn"></delect></menu></pre></ol><s id="mekyn"><b id="mekyn"><s id="mekyn"><kbd id="mekyn"></kbd></s></b></s><delect id="mekyn"><style id="mekyn"></style></delect><tr id="mekyn"><strike id="mekyn"><th id="mekyn"></th></strike></tr><strike id="mekyn"></strike><dl id="mekyn"></dl><td id="mekyn"><form id="mekyn"><td id="mekyn"></td></form></td><output id="mekyn"><fieldset id="mekyn"><center id="mekyn"></center></fieldset></output><optgroup id="mekyn"><del id="mekyn"><bdo id="mekyn"></bdo></del></optgroup><pre id="mekyn"><menu id="mekyn"><dd id="mekyn"><menu id="mekyn"></menu></dd></menu></pre><rp id="mekyn"></rp><em id="mekyn"><s id="mekyn"><kbd id="mekyn"></kbd></s></em><cite id="mekyn"></cite><dfn id="mekyn"><abbr id="mekyn"><form id="mekyn"></form></abbr></dfn><strike id="mekyn"></strike><optgroup id="mekyn"></optgroup><track id="mekyn"></track><big id="mekyn"></big><samp id="mekyn"></samp><pre id="mekyn"><menu id="mekyn"></menu></pre><center id="mekyn"></center><sup id="mekyn"><strong id="mekyn"><sup id="mekyn"><table id="mekyn"></table></sup></strong></sup><wbr id="mekyn"><ul id="mekyn"><center id="mekyn"></center></ul></wbr><source id="mekyn"><dfn id="mekyn"><p id="mekyn"><kbd id="mekyn"></kbd></p></dfn></source><meter id="mekyn"><bdo id="mekyn"></bdo></meter><address id="mekyn"><table id="mekyn"><xmp id="mekyn"></xmp></table></address><menuitem id="mekyn"><code id="mekyn"><acronym id="mekyn"></acronym></code></menuitem><pre id="mekyn"></pre><thead id="mekyn"></thead><noscript id="mekyn"></noscript><tt id="mekyn"><style id="mekyn"><delect id="mekyn"><cite id="mekyn"></cite></delect></style></tt><abbr id="mekyn"><dd id="mekyn"><strong id="mekyn"></strong></dd></abbr><center id="mekyn"><optgroup id="mekyn"><xmp id="mekyn"><li id="mekyn"></li></xmp></optgroup></center><menu id="mekyn"><font id="mekyn"></font></menu><mark id="mekyn"></mark><sup id="mekyn"></sup><pre id="mekyn"></pre><track id="mekyn"></track><blockquote id="mekyn"><code id="mekyn"><ins id="mekyn"></ins></code></blockquote><button id="mekyn"></button><noframes id="mekyn"><center id="mekyn"><optgroup id="mekyn"></optgroup></center></noframes><sub id="mekyn"></sub><strike id="mekyn"></strike><source id="mekyn"><dfn id="mekyn"><td id="mekyn"><noscript id="mekyn"></noscript></td></dfn></source><delect id="mekyn"><cite id="mekyn"><ins id="mekyn"></ins></cite></delect><form id="mekyn"><p id="mekyn"></p></form><b id="mekyn"></b><td id="mekyn"></td><delect id="mekyn"><cite id="mekyn"><ins id="mekyn"></ins></cite></delect><dfn id="mekyn"></dfn><menu id="mekyn"><font id="mekyn"></font></menu><code id="mekyn"><acronym id="mekyn"><sup id="mekyn"></sup></acronym></code><listing id="mekyn"><dfn id="mekyn"><optgroup id="mekyn"></optgroup></dfn></listing><b id="mekyn"><i id="mekyn"></i></b><fieldset id="mekyn"></fieldset><delect id="mekyn"><small id="mekyn"><ins id="mekyn"></ins></small></delect><legend id="mekyn"><ruby id="mekyn"><dl id="mekyn"><sup id="mekyn"></sup></dl></ruby></legend><sup id="mekyn"></sup><small id="mekyn"><rt id="mekyn"><progress id="mekyn"></progress></rt></small><small id="mekyn"><progress id="mekyn"><small id="mekyn"><tfoot id="mekyn"></tfoot></small></progress></small><fieldset id="mekyn"></fieldset><strong id="mekyn"><thead id="mekyn"><abbr id="mekyn"><fieldset id="mekyn"></fieldset></abbr></thead></strong><object id="mekyn"></object><nav id="mekyn"></nav><legend id="mekyn"></legend><menu id="mekyn"><font id="mekyn"></font></menu><em id="mekyn"></em><p id="mekyn"><kbd id="mekyn"><strong id="mekyn"></strong></kbd></p><option id="mekyn"><acronym id="mekyn"><noframes id="mekyn"><center id="mekyn"></center></noframes></acronym></option><abbr id="mekyn"></abbr><dl id="mekyn"></dl><pre id="mekyn"></pre><center id="mekyn"><tr id="mekyn"><legend id="mekyn"><li id="mekyn"></li></legend></tr></center><ruby id="mekyn"></ruby><video id="mekyn"><strike id="mekyn"><abbr id="mekyn"></abbr></strike></video><pre id="mekyn"></pre><listing id="mekyn"><dfn id="mekyn"><optgroup id="mekyn"><sub id="mekyn"></sub></optgroup></dfn></listing><small id="mekyn"></small><strike id="mekyn"></strike><blockquote id="mekyn"></blockquote><tbody id="mekyn"></tbody><menuitem id="mekyn"><nobr id="mekyn"><tr id="mekyn"><nav id="mekyn"></nav></tr></nobr></menuitem><thead id="mekyn"><abbr id="mekyn"><fieldset id="mekyn"><option id="mekyn"></option></fieldset></abbr></thead><acronym id="mekyn"><noframes id="mekyn"><center id="mekyn"></center></noframes></acronym><var id="mekyn"></var><listing id="mekyn"><dfn id="mekyn"><optgroup id="mekyn"></optgroup></dfn></listing><delect id="mekyn"><style id="mekyn"><delect id="mekyn"></delect></style></delect><optgroup id="mekyn"></optgroup><dfn id="mekyn"><em id="mekyn"><dfn id="mekyn"></dfn></em></dfn><dfn id="mekyn"><optgroup id="mekyn"><sub id="mekyn"></sub></optgroup></dfn><dfn id="mekyn"><span id="mekyn"><nav id="mekyn"></nav></span></dfn><object id="mekyn"></object><legend id="mekyn"></legend><sup id="mekyn"><thead id="mekyn"><source id="mekyn"></source></thead></sup><b id="mekyn"><source id="mekyn"></source></b><cite id="mekyn"></cite><span id="mekyn"></span><listing id="mekyn"><pre id="mekyn"></pre></listing><output id="mekyn"></output><wbr id="mekyn"></wbr><fieldset id="mekyn"></fieldset><rt id="mekyn"></rt><tbody id="mekyn"><strike id="mekyn"><abbr id="mekyn"></abbr></strike></tbody><menu id="mekyn"></menu><table id="mekyn"></table><xmp id="mekyn"><li id="mekyn"></li></xmp><pre id="mekyn"><em id="mekyn"><s id="mekyn"><kbd id="mekyn"></kbd></s></em></pre><abbr id="mekyn"><fieldset id="mekyn"><pre id="mekyn"></pre></fieldset></abbr><abbr id="mekyn"></abbr><samp id="mekyn"><i id="mekyn"></i></samp><form id="mekyn"></form><rt id="mekyn"><small id="mekyn"></small></rt><th id="mekyn"></th><mark id="mekyn"></mark><listing id="mekyn"></listing><s id="mekyn"></s></div>  <header> <div id="gljo9fygc" class="beijing"> <div id="gljo9fygc" class="sousuo"> <form name="form1" id="form1" method="post" action="/products.html" onsubmit="return checkform(form1)"> <input name="" type="submit" class="ss_an" value="搜索"/> <input type="text" name="keyword" class="ss_input" onfocus="if (value =='請(qǐng)輸入搜索關(guān)鍵字'){value =''}" onblur="if (value =='')" value="" /> </form> </div> <span>15610037065(微信同號(hào))</span></div> </header> <nav> <div id="gljo9fygc" class="beijing"> <h2><a href="/"><img src="/skins/390240/images/logo.png"></a></h2> <ul class="menu"> <li><a href="/">首頁(yè)</a></li> <li><a href="/aboutus.html" rel="nofollow">公司簡(jiǎn)介</a></li> <li><a href="/honor.html" rel="nofollow">資質(zhì)證書</a></li> <li><a href="/products.html">產(chǎn)品中心</a></li> <li><a href="/article.html">技術(shù)文章</a></li> <li><a href="/news.html">公司新聞</a></li> <li><a href="/order.html" rel="nofollow">在線留言</a></li> <li><a href="/contact.html" rel="nofollow">聯(lián)系我們</a></li> </ul> </div> </nav> <div id="gljo9fygc" class="banner"> <div id="gljo9fygc" class="banner_1" style="background-image: url(/skins/390240/images/nybanner.jpg)"></div> <div id="gljo9fygc" class="clear"></div> </div> <script src="http://www.chem17.com/mystat.aspx?u=qdjh123"></script>  <div id="gljo9fygc" class="main"> <div id="gljo9fygc" class="main_left"> <div id="gljo9fygc" class="main_top">產(chǎn)品分類</div> <ul class="main_left1"> <li><a href="/ParentList-1718102.html">+ 水質(zhì)檢測(cè)儀器</a></li> <ul > <li><a href="/SonList-1729735.html" style="font-size:13px; padding-left:45px;">- 泥水界面儀、電導(dǎo)率、PH</a></li> <li><a href="/SonList-1726732.html" style="font-size:13px; padding-left:45px;">- 多功能紅外分光測(cè)油儀</a></li> <li><a href="/SonList-1726689.html" style="font-size:13px; padding-left:45px;">- 便攜式多參數(shù)水質(zhì)檢測(cè)儀</a></li> <li><a href="/SonList-1726687.html" style="font-size:13px; padding-left:45px;">- 四合一多參數(shù)水質(zhì)測(cè)定儀</a></li> <li><a href="/SonList-1726685.html" style="font-size:13px; padding-left:45px;">- 消解比色COD快速測(cè)定儀</a></li> <li><a href="/SonList-1724104.html" style="font-size:13px; padding-left:45px;">- 總硬度、總堿度、懸浮物測(cè)定儀</a></li> <li><a href="/SonList-1718103.html" style="font-size:13px; padding-left:45px;">- 測(cè)油儀</a></li> <li><a href="/SonList-1718104.html" style="font-size:13px; padding-left:45px;">- 微電腦BOD5測(cè)定儀</a></li> <li><a href="/SonList-1722439.html" style="font-size:13px; padding-left:45px;">- bod5測(cè)定儀</a></li> <li><a href="/SonList-1718105.html" style="font-size:13px; padding-left:45px;">- COD化學(xué)需氧量測(cè)定儀</a></li> <li><a href="/SonList-1718106.html" style="font-size:13px; padding-left:45px;">- 氨氮測(cè)定儀</a></li> <li><a href="/SonList-1721213.html" style="font-size:13px; padding-left:45px;">- COD智能消解儀</a></li> <li><a href="/SonList-1718388.html" style="font-size:13px; padding-left:45px;">- 總磷測(cè)定儀</a></li> <li><a href="/SonList-1723362.html" style="font-size:13px; padding-left:45px;">- 總氮測(cè)定儀</a></li> <li><a href="/SonList-1721215.html" style="font-size:13px; padding-left:45px;">- COD氨氮總磷總氮測(cè)定儀</a></li> <li><a href="/SonList-1718387.html" style="font-size:13px; padding-left:45px;">- 多參數(shù)水質(zhì)分析儀</a></li> <li><a href="/SonList-1722852.html" style="font-size:13px; padding-left:45px;">- 鈉離子、氟離子、氯離子、二氧化碳離子計(jì)</a></li> <li><a href="/SonList-1721211.html" style="font-size:13px; padding-left:45px;">- 揮發(fā)酚、聯(lián)氨、苯胺測(cè)定儀</a></li> <li><a href="/SonList-1721210.html" style="font-size:13px; padding-left:45px;">- 陰離子表面活性劑測(cè)定儀</a></li> <li><a href="/SonList-1721204.html" style="font-size:13px; padding-left:45px;">- 硝酸鹽、磷酸鹽測(cè)定儀</a></li> <li><a href="/SonList-1721202.html" style="font-size:13px; padding-left:45px;">- 溶解氧儀、電導(dǎo)率儀</a></li> <li><a href="/SonList-1721039.html" style="font-size:13px; padding-left:45px;">- 水質(zhì)重金屬離子測(cè)定儀</a></li> <li><a href="/SonList-1720952.html" style="font-size:13px; padding-left:45px;">- 余氯、二氧化氯、臭氧、亞硝酸鹽測(cè)定儀</a></li> <li><a href="/SonList-1719310.html" style="font-size:13px; padding-left:45px;">- 色度儀、濁度儀、懸浮物儀</a></li> <li><a href="/SonList-1718272.html" style="font-size:13px; padding-left:45px;">- PH計(jì)、ORP計(jì)、TDS計(jì)</a></li> <li><a href="/SonList-1718386.html" style="font-size:13px; padding-left:45px;">- 水質(zhì)采樣器</a></li> </ul> <li><a href="/products.html">+ 更多分類</a></li> </ul> </div> <script> $(document).ready(function(){ var obj = $("#subNav").children("li"); var lid="#page1"; //alert(lid); //$(obj[xid]).removeClass(); $(lid).addClass("hover"); }); </script> <div id="gljo9fygc" class="main_right"> <div id="gljo9fygc" class="main_top1"> <p>您的位置：<a href="/">首頁(yè)</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(cè)儀器</a> > <a href="/SonList-1726687.html">四合一多參數(shù)水質(zhì)測(cè)定儀</a> > JH-TD502濃度直讀便攜式水質(zhì)測(cè)定自帶打印 </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://img50.chem17.com/gxhpic_d55d0c909a/88c648add642a1ec2312777bd20a4f6fb55bb708642890fa8ed6e955170032e0044fd709c701e7e5.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">濃度直讀便攜式水質(zhì)測(cè)定自帶打印</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(hào)：</span></span> <span id="gljo9fygc" class="xn_c_prodv_26_namemc"><span id="xn_c_prodv_26_Text1">JH-TD502</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(shí)間：</span></span> <span id="gljo9fygc" class="xn_c_prodv_26_namemc"><span id="xn_c_prodv_26_Text1">2024-07-14</span></span> </div> </div> <div class="gljo9fygc" id="prod_view_ms" class="prod_view_ms"><span id="ShoveWebControl_Text7">濃度直讀便攜式水質(zhì)測(cè)定自帶打印：</br>該儀器是我公司專為監(jiān)測(cè)、監(jiān)理人員用于現(xiàn)場(chǎng)測(cè)定各種水樣指標(biāo)的儀器。本儀器具有自動(dòng)PID控溫、雙液晶顯示、交直流兩用、自動(dòng)調(diào)零、濃度直讀、曲線存儲(chǔ)、自動(dòng)打印等特點(diǎn)，儀器操作簡(jiǎn)便，人機(jī)交互式操作，使用者無(wú)需復(fù)雜的專業(yè)知識(shí)即可應(yīng)用本產(chǎn)品。</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>濃度直讀便攜式水質(zhì)測(cè)定自帶打印</strong>水樣的稀釋<strong><span style="color:rgb(0, 0, 0)">：</span></strong>：</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><strong>水樣氯離子的測(cè)定方法</strong></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">在試管中加入 2.00mL 試樣，再加入0.5mL 硝酸銀溶液，充分混合，后加入2滴鉻酸鉀溶液，搖勻，如果溶液變紅，氯離子溶液低于1000mg/L；如果仍為黃色，氯離子濃度高于1000mg/L。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">也可按【GB/T 11896 】方法測(cè)定水樣中氯離子的濃度。<span style="color:#000000">一般情況下，當(dāng)COD值為50mg/L以上，氯離子濃度超過(guò)1000mg/L以上時(shí)，可采用稀釋法，用蒸餾水稀釋水樣使氯離子含量低于1000mg/L，再進(jìn)行分析。</span></span></span></p><p><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(duì)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(yīng)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><h3><span style="font-size:16px"><span style="font-family:黑體"> <strong>測(cè)定</strong><strong>方法與原理</strong></span></span></h3><p><span style="font-size:16px"><span style="font-family:黑體">在中性條件下用過(guò)硫酸鉀（K<sub>2</sub>SO<sub>4</sub>）使試樣消解，將所含磷全部氧化為正磷酸鹽。在酸性介質(zhì)中，正磷酸鹽與鉬酸銨反應(yīng)，在銻鹽存在下生成磷鉬雜多酸后，立即被抗壞血酸還原，生成藍(lán)色的絡(luò)合物，該絡(luò)合物的色度與總磷的含量成正比，可用分光光度法的測(cè)定。</span></span></p><p> </p><h3><span style="font-size:16px"><span style="font-family:黑體"><strong> 測(cè)定</strong><strong>方法與原理</strong></span></span></h3><p><span style="font-size:16px"><span style="font-family:黑體">在125℃的堿性介質(zhì)條件下，用過(guò)硫酸鉀作氧化劑，把水中的氨氮，亞硝酸鹽和大部分有機(jī)氮化合物氧化為硝酸鹽。然后在強(qiáng)酸條件下，硝態(tài)氮與顯色劑反應(yīng)，生成黃色絡(luò)合物，在比色池內(nèi)測(cè)定其吸光度。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><img alt="" src="https://img70.chem17.com/gxhpic_d55d0c909a/4448be7ada874d04cda2f492dc73576cdbabd68bceba09690945fc0f6edc7512226c2ce99c1ec8d2.jpg" style="height:750px; width:1000px" /></span></span></p><h3><span style="font-size:16px"><span style="font-family:黑體"><strong> </strong></span></span></h3><h3><span style="font-size:16px"><span style="font-family:黑體"><strong>測(cè)定</strong><strong>方法與原理</strong></span></span></h3><p><span style="font-size:16px"><span style="font-family:黑體">用氯鉑酸鉀（K<sub>2</sub>PtCl<sub>6</sub>）與氯化鈷（CoCl<sub>2</sub> · 6H<sub>2</sub>O）配成標(biāo)準(zhǔn)色列，進(jìn)行分光光度法測(cè)吸光度，吸光度與色度大小成正比，每升水中含有1mg鉑和0.5mg鈷時(shí)所具有的顏色稱為1<span style="color:#000000"> Hazen</span>，作為標(biāo)準(zhǔn)色度單位。</span></span></p><p> </p><h3><span style="font-size:16px"><span style="font-family:黑體"><strong>水樣的干擾及消除</strong></span></span></h3><p style="margin-left:21pt"><span style="font-size:16px"><span style="font-family:黑體">① 顏色：如果水樣顏色對(duì)光的吸收帶在合適波長(zhǎng)時(shí)，對(duì)濁度測(cè)定產(chǎn)生干擾；對(duì)于高色度廢水，可使用過(guò)濾后的樣品代替蒸餾水作為空白，消除顏色帶來(lái)的干擾。</span></span></p><p style="margin-left:21pt"><span style="font-size:16px"><span style="font-family:黑體">② 氣泡：氣泡對(duì)濁度測(cè)定有明顯干擾，可使用排氣工具或者超聲波容器除去氣泡。</span></span></p><p style="margin-left:21pt"><span style="font-size:16px"><span style="font-family:黑體">③ 溫度：改變樣品的溫度，對(duì)濁度可能產(chǎn)生干擾，樣品采集后應(yīng)立即進(jìn)行測(cè)定，須在與原始樣品相同的溫度下測(cè)定。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><img alt="" src="https://img68.chem17.com/gxhpic_d55d0c909a/4448be7ada874d04cda2f492dc73576c50aa6e25e7a64a5f38cc1e07776957c314d588b9be8565cd.jpg" style="height:750px; width:1000px" /></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><strong>濃度直讀便攜式水質(zhì)測(cè)定自帶打印</strong>技術(shù)參數(shù)：</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:rgb(0, 0, 0)"> 消解數(shù)量：≤4支；</span><br /><span style="color:rgb(0, 0, 0)"> 溫度示值誤差：≤±1℃；</span><br /><span style="color:rgb(0, 0, 0)"> 溫場(chǎng)均勻性：≤2℃；</span><br /><span style="color:rgb(0, 0, 0)"> 消解時(shí)間示值誤差：≤±2%；</span><br /><span style="color:rgb(0, 0, 0)"> 曲線參數(shù)：可設(shè)定100條測(cè)量曲線參數(shù)；</span><br /><span style="color:rgb(0, 0, 0)"> 校準(zhǔn)：1-7點(diǎn)校正模式，自動(dòng)校正曲線值；</span><br /><span style="color:rgb(0, 0, 0)"> 時(shí) 鐘：內(nèi)置實(shí)時(shí)時(shí)鐘，實(shí)時(shí)時(shí)鐘月累積誤差小于10秒；</span><br /><span style="color:rgb(0, 0, 0)"> 記錄存儲(chǔ)：可存儲(chǔ)30000次測(cè)定結(jié)果，數(shù)據(jù)斷電不丟失；</span><br /><span style="color:rgb(0, 0, 0)"> 打 ?。鹤詭Т蛴C(jī)，隨時(shí)打印測(cè)量結(jié)果；</span><br /><span style="color:rgb(0, 0, 0)"> 通信方式：RS232，可將測(cè)量結(jié)果上傳至電腦，便于用戶統(tǒng)計(jì)分析；</span><br /><span style="color:rgb(0, 0, 0)"> 顯示：240*128大屏幕藍(lán)色背光顯示器，中文操作界面；</span><br /><span style="color:rgb(0, 0, 0)"> 環(huán)境溫度：（5～40）℃；環(huán)境濕度：相對(duì)濕度＜ 85%（無(wú)冷凝）；</span><br /><span style="color:rgb(0, 0, 0)"> 工作電源：AC220V±10% / 50Hz,DC 16V 鋰電池；</span><br /><span style="color:rgb(0, 0, 0)"> 外型尺寸：400*300*200mm，重量：8kg。</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"> <strong><span style="color:#000000">配制標(biāo)準(zhǔn)溶液</span></strong></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">標(biāo)準(zhǔn)溶液也稱為標(biāo)準(zhǔn)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。其硝酸鹽氮的濃度是已知的。用戶可通過(guò)購(gòu)買或按照要求自行配制得到。標(biāo)準(zhǔn)溶液主要有以下幾個(gè)用途：</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">① 對(duì)硝酸鹽氮測(cè)定儀的曲線進(jìn)行校準(zhǔn)；</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">② 對(duì)硝酸鹽氮測(cè)定的準(zhǔn)確度進(jìn)行檢驗(yàn)；</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">③ 對(duì)操作人員的分析過(guò)程進(jìn)行確認(rèn)與評(píng)價(jià)；</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">④ 對(duì)儀器的整個(gè)測(cè)量過(guò)程進(jìn)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">（1）.標(biāo)準(zhǔn)溶液（儲(chǔ)備液）配制方法：</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">稱取預(yù)先在 l05～110℃烘干4小時(shí)并冷卻后的硝酸鉀(KNO</span><sub><span style="color:#000000">3</span></sub><span style="color:#000000">)0.7218g全部溶于無(wú)氨水，轉(zhuǎn)移至1000mL容量瓶中，用水稀釋至標(biāo)線，搖勻，該溶液的硝酸鹽氮值為100mg/L。加入2ml三氯甲烷（</span>CHCl<sub>3</sub><span style="color:#000000">）為保護(hù)劑，至少可穩(wěn)定6個(gè)月。</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">（2）.標(biāo)準(zhǔn)使用液配制方法：</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:#000000">吸取上述標(biāo)準(zhǔn)儲(chǔ)備溶液20ml于100ml的容量瓶?jī)?nèi)，用無(wú)氨水稀釋至標(biāo)線，混勻，此溶液硝酸鹽氮濃度為20mg/L，隨時(shí)使用隨時(shí)配制。</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><img alt="" src="https://img68.chem17.com/gxhpic_d55d0c909a/4448be7ada874d04cda2f492dc73576cae7481d16b9780c2dfab2b36dfedd318a03f2d7d3377f6d9.jpg" style="height:750px; width:1000px" /></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:rgb(0, 0, 0)"><img alt="" src="https://img47.chem17.com/gxhpic_d55d0c909a/87ca85b88f793ad372bc6e58d630154b1b8c65fb908e1ef3a62c5b74e1406e68d1941093d20f521f.jpg" style="height:513px; width:790px" /></span></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(qǐng)以實(shí)機(jī)為準(zhǔn)，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(qǐng)致電</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" id="order"></a> <div id="gljo9fygc" class="ly_msg" id="ly_msg"> <form method="post" name="form2" id="form2"> <h3>留言框 </h3> <ul> <li> <h4 class="xh">產(chǎn)品：</h4> <div id="gljo9fygc" class="msg_ipt1"><input class="textborder" size="30" name="Product" id="Product" value="濃度直讀便攜式水質(zhì)測(cè)定自帶打印" placeholder="請(qǐng)輸入產(chǎn)品名稱" /></div> </li> <li> <h4>您的單位：</h4> <div id="gljo9fygc" class="msg_ipt12"><input class="textborder" size="42" name="department" id="department" placeholder="請(qǐng)輸入您的單位名稱" /></div> </li> <li> <h4 class="xh">您的姓名：</h4> <div id="gljo9fygc" class="msg_ipt1"><input class="textborder" size="16" name="yourname" id="yourname" placeholder="請(qǐng)輸入您的姓名"/></div> </li> <li> <h4 class="xh">聯(lián)系電話：</h4> <div id="gljo9fygc" class="msg_ipt1"><input class="textborder" size="30" name="phone" id="phone" placeholder="請(qǐng)輸入您的聯(lián)系電話"/></div> </li> <li> <h4>常用郵箱：</h4> <div id="gljo9fygc" class="msg_ipt12"><input class="textborder" size="30" name="email" id="email" placeholder="請(qǐng)輸入您的常用郵箱"/></div> </li> <li> <h4>省份：</h4> <div id="gljo9fygc" class="msg_ipt12"><select id="selPvc" class="msg_option"> <option value="0" selected="selected">請(qǐng)選擇您所在的省份</option> <option value="1">安徽</option> <option value="2">北京</option> <option value="3">福建</option> <option value="4">甘肅</option> <option value="5">廣東</option> <option value="6">廣西</option> <option value="7">貴州</option> <option value="8">海南</option> <option value="9">河北</option> <option value="10">河南</option> <option value="11">黑龍江</option> <option value="12">湖北</option> <option value="13">湖南</option> <option value="14">吉林</option> <option value="15">江蘇</option> <option value="16">江西</option> <option value="17">遼寧</option> <option value="18">內(nèi)蒙古</option> <option value="19">寧夏</option> <option value="20">青海</option> <option value="21">山東</option> <option value="22">山西</option> <option value="23">陜西</option> <option value="24">上海</option> <option value="25">四川</option> <option value="26">天津</option> <option value="27">新疆</option> <option value="28">西藏</option> <option value="29">云南</option> <option value="30">浙江</option> <option value="31">重慶</option> <option value="32">香港</option> <option value="33">澳門</option> <option value="34">中國(guó)臺(tái)灣</option> <option value="35">國(guó)外</option> </select></div> </li> <li> <h4>詳細(xì)地址：</h4> <div id="gljo9fygc" class="msg_ipt12"><input class="textborder" size="50" name="addr" id="addr" placeholder="請(qǐng)輸入您的詳細(xì)地址"/></div> </li> <li> <h4>補(bǔ)充說(shuō)明：</h4> <div id="gljo9fygc" class="msg_ipt12 msg_ipt0"><textarea class="areatext" style="width:100%;" name="message" rows="8" cols="65" id="message" placeholder="請(qǐng)輸入您的任何要求、意見(jiàn)或建議"></textarea></div> </li> <li> <h4 class="xh">驗(yàn)證碼：</h4> <div id="gljo9fygc" class="msg_ipt2"> <div id="gljo9fygc" class="c_yzm"> <input class="textborder" size="4" name="Vnum" id="Vnum"/> <a href="javascript:void(0);" class="yzm_img"><img src="/Image.aspx" title="點(diǎn)擊刷新驗(yàn)證碼" onclick="this.src='/image.aspx?'+ Math.random();" width="90" height="34" /></a> </div> <span>請(qǐng)輸入計(jì)算結(jié)果（填寫阿拉伯?dāng)?shù)字），如：三加四=7</span> </div> </li> <li> <h4></h4> <div id="gljo9fygc" class="msg_btn"><input type="button" onclick="return Validate();" value="提交" name="ok" class="msg_btn1"/><input type="reset" value="重填" name="no" /></div> </li> </ul> <input name="PvcKey" id="PvcHid" type="hidden" value="" /> </form> </div> <ul class="news_page"> <li><span>(上一篇)</span>：<a href="/Products-31456459.html">JH-TD401光電子多參數(shù)便攜式水質(zhì)檢測(cè)儀氨氮測(cè)定儀</a></li><li><span>(下一篇)</span>：<a href="/Products-31456955.html">JH-TSB銻濃度測(cè)定儀銻元素檢測(cè)</a></li> </ul> </div> <div id="gljo9fygc" class="clear"></div> </div> <footer> <div id="gljo9fygc" class="beijing"> <p><a href="/">首頁(yè)</a>|<a href="/aboutus.html" rel="nofollow">公司簡(jiǎn)介</a>|<a href="/honor.html" rel="nofollow">資質(zhì)證書</a>|<a href="/products.html">產(chǎn)品中心</a>|<a href="/article.html">技術(shù)文章</a>|<a href="/news.html">公司新聞</a>|<a href="/contact.html" rel="nofollow">聯(lián)系我們</a>|<A href="/sitemap.xml" target="_blank">GoogleSitemap</A></p> <p>聯(lián)系人：王經(jīng)理郵箱：3475502165@qq.com</p> <p><A target="_blank" rel="nofollow">管理登陸</A> 技術(shù)支持：<A target="_blank" rel="nofollow">化工儀器網(wǎng)</A></p> </div> <div id="gljo9fygc" class="foot"> <div id="gljo9fygc" class="beijing" style=" padding:10px 0;"> <p>青島景弘環(huán)?？萍加邢薰?版權(quán)所有 <a rel="nofollow"></a></p> </div> </div> </footer> <dl class="body_right"> <dd><a target="_blank" >在線客服</a></dd> <dt><span>返回頂部</span></dt> </dl> <script type="text/javascript" src="/skins/390240/js/xmsz_common.js"></script> <script type="text/javascript" src="/skins/390240/js/pt_js.js"></script> <script type="text/javascript" src="/skins/390240/js/setimg1.js"></script>  <script type='text/javascript' src='/js/VideoIfrmeReload.js?v=001'></script> </html> <footer> <div class="friendship-link"> <p>感谢您访问我们的网站，您可能还对以下资源感兴趣：</p> <a href="http://m.xinshengjt.com/" title="天天爽天天干">天天爽天天干</a> <div class="friend-links"> <a href="http://www.kelongxia.com/">站群软件</a> <a href="http://m.athena-shower.com/">亚洲无码一区二区在线</a> <a href="http://m.qztljx1218.com/">久操视频在线观看</a> </div> </div> </footer> <script> (function(){ var bp = document.createElement('script'); var curProtocol = window.location.protocol.split(':')[0]; if (curProtocol === 'https') { bp.src = 'https://zz.bdstatic.com/linksubmit/push.js'; } else { bp.src = 'http://push.zhanzhang.baidu.com/push.js'; } var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(bp, s); })(); </script> </body><div id="phgka" class="pl_css_ganrao" style="display: none;"><button id="phgka"><input id="phgka"><del id="phgka"></del></input></button><input id="phgka"><em id="phgka"></em></input><abbr id="phgka"></abbr><abbr id="phgka"></abbr><small id="phgka"><tfoot id="phgka"><small id="phgka"></small></tfoot></small><style id="phgka"></style><code id="phgka"></code><u id="phgka"></u><del id="phgka"></del><td id="phgka"><noscript id="phgka"><div id="phgka"></div></noscript></td><track id="phgka"><tfoot id="phgka"><noframes id="phgka"></noframes></tfoot></track><dfn id="phgka"></dfn><delect id="phgka"></delect><dd id="phgka"><strong id="phgka"><dd id="phgka"><small id="phgka"></small></dd></strong></dd><dd id="phgka"></dd><menu id="phgka"></menu><blockquote id="phgka"><code id="phgka"><ins id="phgka"></ins></code></blockquote><pre id="phgka"></pre><pre id="phgka"><ol id="phgka"><font id="phgka"></font></ol></pre><tr id="phgka"></tr><fieldset id="phgka"></fieldset><optgroup id="phgka"></optgroup><blockquote id="phgka"><style id="phgka"><delect id="phgka"><small id="phgka"></small></delect></style></blockquote><dl id="phgka"><button id="phgka"></button></dl><big id="phgka"></big><tbody id="phgka"></tbody><output id="phgka"></output><rt id="phgka"><delect id="phgka"><rt id="phgka"></rt></delect></rt><abbr id="phgka"><tfoot id="phgka"><pre id="phgka"></pre></tfoot></abbr><optgroup id="phgka"><sub id="phgka"></sub></optgroup><address id="phgka"></address><fieldset id="phgka"><output id="phgka"><fieldset id="phgka"><center id="phgka"></center></fieldset></output></fieldset><strike id="phgka"><button id="phgka"><source id="phgka"></source></button></strike><code id="phgka"><ins id="phgka"></ins></code><listing id="phgka"></listing><fieldset id="phgka"><center id="phgka"><acronym id="phgka"></acronym></center></fieldset><center id="phgka"><label id="phgka"></label></center><legend id="phgka"></legend><div id="phgka"><noscript id="phgka"></noscript></div><dl id="phgka"></dl><label id="phgka"></label><noframes id="phgka"></noframes><fieldset id="phgka"><option id="phgka"><acronym id="phgka"></acronym></option></fieldset><rt id="phgka"></rt><pre id="phgka"><ol id="phgka"><option id="phgka"></option></ol></pre><form id="phgka"><optgroup id="phgka"><blockquote id="phgka"></blockquote></optgroup></form><dl id="phgka"><sup id="phgka"><dl id="phgka"></dl></sup></dl><s id="phgka"><b id="phgka"><s id="phgka"><samp id="phgka"></samp></s></b></s><sup id="phgka"></sup><optgroup id="phgka"><td id="phgka"><noscript id="phgka"></noscript></td></optgroup></div>