亚洲av无码精品色午夜蛋壳_再談我們常見(jiàn)的PH計-江蘇盛奧華環(huán)?？萍加邢薰?/title> <link rel="stylesheet" type="text/css" href="/skins/257424/css/swiper.min.css"> <link rel="stylesheet" type="text/css" href="/skins/257424/css/style.css"/> <script src="/skins/257424/js/jquery-3.6.0.min.js"></script> <script src="/skins/257424/js/swiper.min.js"></script> <link rel="shortcut icon" href="/skins/257424/favicon.ico">  <script language="javascript" type="text/javascript"> var nav= '5'; </script>  <script type="application/ld+json"> { "@context": "https://ziyuan.baidu.com/contexts/cambrian.jsonld", "@id": "http://www.265wj.com/jsshengaohua-Article-2339840/", "title": "再談我們常見(jiàn)的PH計", "pubDate": "2020-08-18T13:50:13", "upDate": "2020-08-18T13:50:13" }</script> <script language="javaScript" src="/js/JSChat.js"></script><script language="javaScript">function ChatBoxClickGXH() { DoChatBoxClickGXH('https://chat.chem17.com',247129) }</script><script>!window.jQuery && document.write('<script 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onblur="if(this.value=='') if(this.value=='')" style="color: rgb(164, 173, 169);"> <input class="submit fl" type="submit" name="Submit" value="GO"> </form> </div> </div> </div>  <div id="hvddvzj" class="ly_crumb"> <img src="/skins/257424/images/home.png"> <p>當前位置：<a href="/">首頁(yè)</a> > <a href="/article.html">技術(shù)文章</a> > <span>再談我們常見(jiàn)的PH計</span></p> </div>   <div id="pbd5dxl" class="ly_NyNewsdetail"> <h1 class="NyNewsdetail_title">再談我們常見(jiàn)的PH計</h1> <div id="tp7b7pj" class="NyNewsdetail_tips">更新時(shí)間：2020-08-18 點(diǎn)擊次數：1965</div> <div id="p5bz7dr" class="NyNewsdetail_con" id="c_detail_wrap"> <p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">PH計，是一種常用的儀器設備，主要用來(lái)精密測量液體介質(zhì)的酸堿度值，配上相應的離子選擇電極也可以測量離子電極電位MV值，pH計被廣泛應用于環(huán)保、污水處理、科研、制藥、發(fā)酵、化工、養殖、自來(lái)水等領(lǐng)域。該儀器也是食品廠(chǎng)、飲用水廠(chǎng)中的*檢驗設備。</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"> </p><p style="margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">一、PH計的分類(lèi)：</span></span> </p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">1、按測量精度</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">可分0.2級、0.1級、0.01級或更高精度。</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">2、按儀器體積</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">分為筆式（迷你型）、便攜式、臺式還有在線(xiàn)連續監控測量的在線(xiàn)式。</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">3、根據使用的要求</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">筆式（迷你型）與便攜式pH酸堿度計一般是檢測人員帶到現場(chǎng)檢測使用。</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"> </p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">二、PH計的選用：</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">選擇pH酸堿度計的精度級別是根據用戶(hù)測量所需的精度決定，而后根據用戶(hù)方便使用而選擇各式形狀的pH計。</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">1、按便攜性分為：便攜式pH計，臺式pH計和筆式pH計。</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">2、按用途分為：實(shí)驗室用pH計，工業(yè)在線(xiàn)pH計等。</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">3、按先進(jìn)程度分為經(jīng)濟型pH計，智能型pH計，精密型pH計或分為指針式pH計，數顯式pH計。</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"> </p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">三、PH計的功能特點(diǎn)：</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">1、筆式pH計，一般制成單一量程，測量范圍狹，為簡(jiǎn)便儀器。</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">2、便攜式和臺式pH計測量范圍較廣，常用儀器，不同點(diǎn)是便攜式采用直流供電，可攜帶到現場(chǎng)。實(shí)驗室pH計測量范圍廣、功能多、測量精度高。</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">3、工業(yè)用pH計的特點(diǎn)是要求穩定性好、工作可靠，有一定的測量精度、環(huán)境適應能力強、抗干擾能力強，具有模擬里量輸出、數字通訊、上下限報警和控制功能等。</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"><span style="font-size:12pt"><span style="font-family:宋體">4、便攜式和臺式pH計測量范圍較廣，常用儀器，不同點(diǎn)是便攜式采用直流供電，可攜帶到現場(chǎng)。實(shí)驗室pH計測量范圍廣、功能多、測量精度高。</span></span></p><p style="margin-left:0.0000pt; margin-right:0.0000pt; text-align:justify"> </p> </div> <div id="ddhj7nz" class="ly_PrevNext"> <ul> <li>上一篇：<a href="/jsshengaohua-Article-2359040/">電熱恒溫干燥箱與電熱鼓風(fēng)干燥箱的差別</a></li> <li>下一篇：<a href="/jsshengaohua-Article-2338629/">實(shí)驗室PH計的原理、校準及維護</a></li> </ul> </div> </div>   <div id="h755d7p" class="foot_box"> <div id="zn5hnj5" class="footCon"> <div id="jvzhrbr" class="foot_t w1300"> <div id="fxpjb5r" class="foot_lv"> <div id="hv5d57z" class="foot_logo"><img src="/skins/257424/images/foot_logo.png" /></div> 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