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mr5"></span>温度远传检测仪</a></li> </ul> </div> <!--只展开当前栏目所在一级栏目下的分类--> <div class="lefttitle">联系我们</div> <div class="leftcontact"> <div class="leftcontact_list"> <div class=dianhua> 全国咨询热线：<span>0550-7316502</span> </div> 地 址：安徽省天长市工业区<br /> 电 话：0550-7316502<br /> 传 真：0550-7311002<br /> 邮 箱：lanyuyb@163.com<br /> 邮政编码：239300<br /> </div> </div> </div> </div> <div class="right"> <div class="right_t"></div> <div class="right_b"></div> <div class="title20"> <div class="mianbao"> 当前位置 : <a title="天长市蓝宇仪表成套销售有限公司【官网】" href="/">天长市蓝宇仪表成套销售有限公司【官网】</a> >><a title="产品展示" href="/index.php?case=archive&act=list&catid=12">产品展示</a> >><a title="仪器仪表" href="/index.php?case=archive&act=list&catid=45">仪器仪表</a> >><a title="计数类仪表" href="/index.php?case=archive&act=list&catid=56">计数类仪表</a> </div> <h5>计数类仪表</h5><span>JSLYB</span> </div> <div id="content" class="clear"> <div class="blank30"></div> <script src="/template/lanyuyb/skin/js/products_pic/jqzoom.pack.1.0.1.js" type="text/javascript"></script> <script src="/template/lanyuyb/skin/js/products_pic/jquery.jcarousel.pack.js" type="text/javascript"></script> <link rel="stylesheet" type="text/css" href="/template/lanyuyb/skin/js/products_pic/jquery.jcarousel.css" /> <link rel="stylesheet" type="text/css" href="/template/lanyuyb/skin/js/products_pic/skin.css" /> <link rel="stylesheet" type="text/css" href="/template/lanyuyb/skin/js/products_pic/jqzoom.css" /> <style type = "text/css"> #pro_view {margin:12px;} #pro_infor {} .big_pic { float:left; width:48%; overflow:hidden; text-align:center; display:block; position:relative; line-height:1em; } #image_box { margin:0 auto; /*非IE的主流浏览器识别的垂直居中的方法*/ display: table-cell; vertical-align:middle; /*设置水平居中*/ text-align:center; /* 针对IE的Hack */ *display: block; *font-size: 139px;/*约为高度的0.873，200*0.873 约为175*/ *font-family:Arial;/*防止非utf-8引起的hack失效问题，如gbk编码*/ padding:5px; border:1px solid #e9e9e9; } #image_box img { display:block; width:320px;padding:0px; margin:0px auto; vertical-align:middle; } #pro_baseinfo {float:right;width:52%;} #image_list {clear:both;} #image_list li {height:54px;overflow:hidden;} #image_list img {height:50px; padding:2px;cursor:pointer;} #pro_baseinfo ul li {line-height:32px;} .p_info {height:40px;line-height:40px;padding-left:20px;background:url(/template/lanyuyb/skin/images/comment.gif) left center no-repeat;border-bottom:1px dotted #ccc;} </style> <!-- 幻灯片 --> <!-- 幻灯片 --> <div id="pro_view"> <div id="pro_infor"> <!-- 左侧产品图 --> <div class="big_pic"> <div id="image_box"> <a href="/upload/images/202601/17675933919881.jpg" class="jqzoom" title=""><img src="/upload/images/202601/17675933919881.jpg" onerror='this.src="/images/nopic.gif"' alt="微信图片_20251018162252_518_3.jpg" id="current_img"></a> </div><div id="image_box"> <a href="/upload/images/202601/17675933995077.jpg" class="jqzoom" title=""><img src="/upload/images/202601/17675933995077.jpg" onerror='this.src="/images/nopic.gif"' alt="微信图片_20251018162256_520_3.jpg" id="current_img"></a> </div><div id="image_box"> <a href="/upload/images/202601/17675934121201.jpg" class="jqzoom" title=""><img src="/upload/images/202601/17675934121201.jpg" onerror='this.src="/images/nopic.gif"' alt="微信图片_20251018162258_521_3.jpg" id="current_img"></a> </div><div id="image_box"> <a href="/upload/images/202601/17675934299029.jpg" class="jqzoom" title=""><img src="/upload/images/202601/17675934299029.jpg" onerror='this.src="/images/nopic.gif"' alt="微信图片_20251018162254_519_3.jpg" id="current_img"></a> </div><div class="blank10"></div> </div> <!-- 右侧说明 --> <div id="pro_baseinfo"> <ul> <li><strong>产品名称：</strong>PH计显示仪</li> <li><strong>添加时间：</strong>2026-01-05 14:04:38</li> <li><strong>推荐度：</strong><img src="/images/admin/star2.gif" border="0" /><img src="/images/admin/star2.gif" border="0" /><img src="/images/admin/star2.gif" border="0" /><img src="/images/admin/star2.gif" border="0" /><img src="/images/admin/star2.gif" border="0" /></li> <br/> <li></li> </ul> </div> </div> </div> <div class="blank30"></div> <div class="p_info">介绍：</div> <div class="blank30"></div> <!-- 内容说明 --> <p><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 21px;background: rgb(255, 255, 255)">pH计</span></p><p><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px;background: rgb(255, 255, 255)"> </span></p><p><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px;background: rgb(255, 255, 255)"><span style="font-family:Helvetica">酸碱计（</span>PH meter）是一款测量</span><span style="font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px;background: rgb(255, 255, 255)"><span style="font-family:Helvetica">PH</span><span style="font-family:宋体">值</span></span><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px;background: rgb(255, 255, 255)"><span style="font-family:Helvetica">的仪器，又称</span>pH计、酸碱检测仪。</span></p><p><span style="font-family: Calibri;letter-spacing: 0;font-size: 22px;background: rgb(255, 255, 255)"><span style="font-family:宋体">主要特征</span></span></p><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px"><span style="font-family:Helvetica">又称</span>PH计，酸碱检测仪，是利用pH指示电极以电位法测定溶液pH值的仪器。是专为使用</span><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px">离子选择电极而</span><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px"><span style="font-family:Helvetica">设计的一种精密的电子毫伏计。由于</span>pH指示电极的电位随溶液pH值的变化而变化，所以当pH指示电极（如pH玻璃电极）和参比电极（如饱和甘***电极）浸在溶液中构成测量电池时，所产生的电动势与溶液的pH值有关。pH计将电动势输出转换成pH读数，每一pH间隔相当于2.303RT/F伏，此值随测量电池中溶液的温度不同而变动，所以pH计上都装有温度补偿旋钮，调节它可使每一pH间隔的电动势改变值正好相当于测量温度应有的变动值。pH计上还装有定位调节器，其作用是在</span><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px">电池电动势上</span><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px"><span style="font-family:Helvetica">加一个适当电压，使</span>pH计读数与标准pH值一致。这样，溶液的pH值直接在仪表上显示出来。pH计的一般测量范围是pH0～14，并备有±mV挡以扩展使用范围。</span></p><h2 style="margin-top:35px;margin-right:0;margin-bottom:15px;padding:0 0 0 0 ;line-height:24px"><strong><span style="font-family: 宋体;letter-spacing: 0;font-size: 22px;background: rgb(255, 255, 255)"><span style="font-family:宋体">产品分类</span></span></strong></h2><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px">酸碱计可以按如下进行分类：</span></p><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px">量计的分类：</span></p><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px">根据应用场合分类：可分为笔式酸碱计、便携式酸碱计、实验室酸碱计和工业酸碱计等。笔式酸碱计主要用于代替酸碱试纸的功能，具有精度低、使用方便的特点。便携式酸碱计主要用于现场和野外测方式，要求较高的精度和完善的功能。</span></p><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px"><span style="font-family:Helvetica">据仪器精度分类：可分为</span>0.2级、0.1级、0.02级、0.01级和0.001级，数字越小，精度越高。</span><span style="font-family: Helvetica;color: rgb(51, 102, 204);letter-spacing: 0;font-size: 14px"> </span></p><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px"><span style="font-family:Helvetica">根据读数指示分类：可分为指针式和数字显示式二种。指针式</span>pH计现今已很少使用，但指针式仪表能够显示数据的连续变化过程，因此在滴定分析中还有使用。</span></p><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px">根据元器件类型分类：可分为晶体管式、集成电路式和单片机微电脑式，现今更多的是应用微电脑芯片，大大减少了仪器体积和单机成本；但芯片的开发成本很贵。</span></p><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px">实验室酸碱计：实验室酸碱计是一种台式高精度分析仪表，要求精度高、功能全，包括打印输出、数据处理等等。</span></p><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px">工业酸碱计：</span><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px"><span style="font-family:Helvetica">工业</span><span style="font-family:Helvetica">PH计</span></span><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px">是用于工业流程的连续测量，不仅要有测量显示功能，还要有报警和控制功能，以及安装、清洗、抗干扰等等问题的考虑。</span></p><h2 style="margin-top:35px;margin-right:0;margin-bottom:15px;padding:0 0 0 0 ;line-height:24px"><strong><span style="font-family: 宋体;letter-spacing: 0;font-size: 22px;background: rgb(255, 255, 255)"><span style="font-family:宋体">保养与维护</span></span></strong></h2><h2 style="margin-top:35px;margin-right:0;margin-bottom:15px;padding:0 0 0 0 ;line-height:24px"><strong><span style="font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 18px;background: rgb(255, 255, 255)"><span style="font-family:宋体">酸碱计的保养</span></span></strong></h2><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px">酸碱玻璃电极的贮存</span></p><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px"><span style="font-family:Helvetica">短期：贮存在</span>pH=4的缓冲溶液中；</span></p><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px"><span style="font-family:Helvetica">长期：贮存在</span>pH=7的缓冲溶液中。</span></p><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px"> <span style="font-family:Helvetica">酸碱玻璃电极的清洗</span></span></p><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px"><span style="font-family:Helvetica">玻璃电极球泡受污染可能使电极响应时间加长。可用</span>CCl</span><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 10px">4</span><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px"><span style="font-family:Helvetica">或皂液揩去污物，然后浸入蒸馏水一昼夜后继续使用。污染严重时，可用</span>5%HF溶液浸10～20分钟，立即用水冲洗干净，然后浸入0.1N HCl溶液一昼夜后继续使用。</span></p><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px">玻璃电极老化的处理</span></p><p style="margin: 0 0 15px;text-indent: 28px;padding: 0;line-height: 24px;background: rgb(255, 255, 255)"><span style="font-family: Helvetica;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 14px">玻璃电极的老化与胶层结构渐进变化有关。旧电极响应迟缓，膜电阻高，斜率低。用氢氟酸浸蚀掉外层胶层，经常能改善电极性能。若能用此法定期清除内外层胶层，则电极的寿命几乎是无限的。</span></p><p><br/></p> <div 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