日本理研FP-30-C甲醛测定�?参数-价格-中国粉体罐�/title>

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} }); function showliuyan(me, showtype){ if(showtype==0){ //$("#Content").val($("#Content").attr('placeholder')); Content= document.getElementById('PopMsgFrom').Content.getAttribute('placeholder'); document.getElementById('PopMsgFrom').Content.value=Content; } if(showtype==1){ // $("#Content").val($(me).text()); alert($(me).text()); document.getElementById('PopMsgFrom').Content.value=$(me).text(); } $(".fxp").css("display","flex"); } function close_popwin(){ $(".fxp").css("display","none"); // 关闭虚拟电话后的留言� $(".dhxj").css("display","none"); $(".dhxjbox").css("display", "none"); $(".dhxjbox2").css("display", "none"); return false; } </script>  <div class="cpjs"> <div class="cpjs_tab"> <div class="js_cpjj" style="border-bottom: 3px solid #1479d7; color: #1479d7;">产品介绍</div> <div class="js_cxd">创新炸�/div> <div class="js_xgfa">相关方案</div> <div class="js_xgzl">相关资料</div> <div class="js_yhpl">用户评论</div> <div class="js_gsdt">公司动�?/div> <div class="js_wsj">问商宵�/div> </div> <script> $(function(){ // 切换 $(".cpjs_tab a").click(function(){ $(".cpjs_tab a").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><span><strong><span>产品简今�/span></strong></span></p><p><span> FP-30-C光电光度法甲醛测定仪是日本理研计器株式会社为中国室内空气中甲醛检测订制的产品，满足中华人民共和国国家标准GB9663公共场所通用卫生要求《公共场甲醛测定方法》。技术指标满足公共场所、空气质量卫生指标中甲醛限�?0.1mg/m3)的要求、�/span></p><p><span><strong><span>检测原琅�/span></strong></span></p><p><span> 用光电光度法测定室内空气中甲醛的浓度，甲醛气体通过检测单元时，检测单元中浸有发色剂的纸因化学反应其颜色由白色变成黄色。变色的程度所引起反射光强度的变化与甲醛浓度呈函数关系。根据反射光量强度变化率测定甲醛的浓度。待仪器达到试纸反应时间读取数值、�/span></p><p><strong><span>测量范围和误�?/span></strong></p><p><span>测量范围９�/span>0.02mg/m3-1.25mg/m3。在乙醛、CO、CO2、丙酮和NH3�?ug/g浓度与甲醛共存时相对误差<5%</span></p><p><span><strong><span>产品特点</span></strong></span></p><p><span>� 只安装检测药片即可轻松检浊�/span></p><p><span><span>� </span>甲醛显示单位</span>mg/m<sup>3</sup></span></p><p><span><span>� </span>附带测定数据的自动存储功胼�/span>(99�?并可下载至PC朹�/span></p><p><span><span>� </span>无需预热时间</span></p><p><span><span>� </span>自动背光显示</span></p><p><span><strong><span>国标要求的甲醛测定步骤：</span></strong></span></p><p><span>待仪器达到试纸反应时间读取数倻�/span></p><p><span>间隔</span>10min重复一次，共重�?次。取全部数据的算术平均倻�/span></p><p><span>记录现场温度、大气压和相对湿�?/span></p><p><span>仪器进气口应离开人体正面呼吸�?/span>1籲�/span></p><p><span><strong><span>浓度单位划算</span></strong></span></p><p><span>对于质量分数的测量值和质量浓度换算关系９�/span>Cp=(C�?#215;30.03��T0)/[B��(273+t)]</span></p><p><span>公式中：</span></p><p><span>Cp —� 甲醛质量浓度，mg/m3;</span></p><p><span>C� —� 质量分数测量值，��g/g;</span></p><p><span>B —� 标准状况�?0℃，101.3kPa 气体摩尔体积，B=22.4L/moL);</span></p><p><span>T0 —� 标准状态温度，273K;</span></p><p><span>T —� 现场温度，℃、�/span></p><p><strong><span>FP-30C甲醛仪国标法与电化学的区别：</span></strong></p><p><span>电化学传感器法甲醛测定仪不适合对室内空气中的低浓度甲醛进行测定，原因如下：</span></p><p><span>1、因为受到湿度、共存干扰物质的影响，在低浓度甲醛测定时无法得出准确数据;</span></p><p><span>2、仪器的传感器使用寿命也对甲醛测定结果带来较大影响，长时间使用会造成仪器的稳定性下降、�/span></p><p><span>3、室内环境存在的季节差异，湿度、共存干扰物质浓度因此也有所不同。不同装修档次也会造成室内空气中甲醛浓度的不同。而电化学原理的甲醛分析仪只有在特定的湿度、浓度范围内才能给出准确数据，因此电化学原理的便携式甲醛分析仪不适于室内空气中低浓度甲醛的测定。但由于其操作简单，可以瞬时测定甲醛结果，可以用于测量范�?.2mg/m3-5mg/m3突发公共卫生事件中高浓度甲醛泄漏的报警，或用于测试舱内发生高浓度的甲醛，在特定的湿度下连续测定甲醛浓度的衰减、�/span></p><p><strong><span>产品参数</span></strong></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p><span>检测气佒�/span></p></td><td><p><span>空气中甲醛的浓度</span></p></td></tr><tr><td><p><span>检测原琅�/span></p></td><td><p><span>光电光度泔�/span></p></td></tr><tr><td><p><span>检测范図�/span></p></td><td><p><span>0.02mg/m3-1.25mg/m3(TAB No.009)</span></p></td></tr><tr><td><p><span>响应时间</span></p></td><td><p><span>t95�?min</span></p></td></tr><tr><td><p><span>试纸反应时间</span></p></td><td><p><span>�?5min</span></p></td></tr><tr><td><p><span>分辨玆�/span></p></td><td><p><span>0.01mg/m3</span></p></td></tr><tr><td><p><span>检测方弎�/span></p></td><td><p><span>待仪器达到试纸反应时间读取数倻�/span></p></td></tr><tr><td><p><span>采样方式</span></p></td><td><p><span>泵吸弎�/span></p></td></tr><tr><td><p><span>工作环境</span></p></td><td><p><span>-10-40℃；90%RH以下（无凝结（�/span></p></td></tr><tr><td><p><span>记忆功能</span></p></td><td><p><span>检测点�?9点（测定完成时自动存储），附带测定数据的自动存储功能�?9组）</span></p></td></tr><tr><td><p><span>自我诊断功能</span></p></td><td><p><span>光源和受光部的不良、电池电压低、泵不良、系统异常、温度异常等自检</span></p></td></tr><tr><td><p><span>电源</span></p></td><td><p><span>碱性干电池4芁�/span></p></td></tr><tr><td><p><span>连续使用时间</span></p></td><td><p><span>�?2个小时（碱性干电池，无照明，无警报�?0℃）</span></p></td></tr></tbody></table> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> 暂无数据� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); var _index = $(this).index(); $(".xgfa_box").css("display","none"); $(".xgfa_box").eq(_index).css("display","block"); }); }); </script>  <div class="xgzl"> <div class="cxd_tit"><span></span>相关资料</div> <div class="xgzl_box"><div style="padding:10px;">暂无数据、�/div> </div> </div>  <div class="yhpl"> <div class="cxd_tit"><span></span>用户评论</div> <form id="FormComments" action="" method="post" onsubmit="return false"> <input name="SaveProComments" id="SaveProComments" type="hidden" value="yes" /> <input name="ProductID" id="ProductID" type="hidden" value="221172" /> <input name="ProQuality" id="ProQuality" type="hidden" value="10" /> <input name="ProService" id="ProService" type="hidden" value="10" /> <input name="ProUsability" id="ProUsability" type="hidden" value="10" /> <input name="ProCostperformance" id="ProCostperformance" type="hidden" value="10" /> <div class="yhpl_pf"> <div> <p>产品质量</p> <div><span id="Quality" class="stars star10"></span><span id="Quality_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>售后服务</p> <div><span id="Service" class="stars star10"></span><span id="Service_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>易用�?/p> <div><span id="Usability" class="stars star10"></span><span id="Usability_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>性价毓�/p> <div><span id="Costperformance" class="stars star10"></span><span id="Costperformance_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> </div> <div class="yhpl_pftit">评论内容</div> <textarea name="Comments" id="ProComments" onfocus="checklogin();" placeholder="分享产品使用经验/采购评价（不超过500字）">