欣益FP640火焰光度�?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><strong><span>原理简�?/span></strong></p><p><span>火焰光度计是一发射光谱为基本原理的一种分析仪器，它利用火焰本身提供的热能，激发碱土金属中的部分原子，使这些原子吸收能量后跃迁至上一个能量级，当它回落到正常能量级时，就要释放能量，这个释放的能量具有光谱特征，即在一定的波长范围。例如，将食盐置于火中，火焰呈黄色，就是因为钠原子在火焰回落到正常能量级时释放的能量的光谱是黄色的。人们常称此为焰色反应。不同碱金属或碱土金属在火焰中的颜色不同的，配上不同的滤光片，就可以进行定性测试。而焰色的强度又正比于溶液中所含原子的溶度，这就构成了定量测试的基础。这个方法通常称为火焰光度法，这类仪器通常称为火焰光度计、�/span></p><p><span>由于火焰温度不是很高，使被测原子在释放的能量有限。同时，在燃烧过程中，有自吸、自蚀现象存在，所以只有在低浓度范围中测试才是线性的、�/span></p><p><span> FP640</span><span>火焰光度计，它具有体积小、结构简单、操作简单、稳定可靠的优点，使用液化气为燃料、�/span></p><p><strong><span>主要特点</span></strong></p><p><span>1</span><span>� 具有火焰大小预先选定功能：�/span></p><p><span>2</span><span>� 具有熄火保护装置，安全；</span></p><p><span>3</span><span>� 钾、钠测试同时进行：�/span></p><p><span>4</span><span>� LCD显示，数值直读；</span></p><p><span>5</span><span>� 操作简便，分析速度快，试样量少、�/span></p><p><span>接受方式：光电池</span></p><p><span>分光方式：干涉小滤波牆�/span></p><p><span>显示方式：双通道LCD液晶显示读书</span></p><p><span>读数范围：K�?-200 Na�?-200</span></p><p><span>测量范围：K�?-15ug/ml�?-40ug/ml�?-60ug/ml�?-100ug/ml</span></p><p><span> Na</span><span>�?-40ug/ml�?-80ug/ml�?-120ug/m�?-160ug/ml</span></p><p><span>稳定性： 1）用标准溶液连续进样�?5s内仪器示值的相对**变化量≤ 3%;</span></p><p><span> 2) </span><span>每分钟测1次，共测�?次仪器示值的相对**变化量≤15%、�/span></p><p><span>重复性： 对同一标准溶液重复进行7次连续独立测量≤ 3%</span></p><p><span>线性误差： K：≤0.005mmol/L�?.0100�?.0800）mmol/L：�/span></p><p><span> Na</span><span>：≤0.03mmol/L(0.0500�?.400)mmol/L、�/span></p><p><span>检测限� K�?.004mmol/L：�/span></p><p><span> Na�?.008mmol/L</span><span>、�/span></p><p><span>响应时间�?s</span></p><p><span>样品吸喷量＜6mL/min</span></p><p><strong><span>正常工作条件</span></strong></p><p><span>1</span><span>� 环境温度�?0���?5��）C</span></p><p><span>2</span><span>� 相对湿度�?5%</span></p><p><span>3</span><span>� 产品应水平放置于无震动的工作台上，避免强光直接照射，周围无强烈的电、磁场干扰，无强气流影响，无影响使用的振�?/span></p><p><span>4</span><span>� 产品使用现场不应有易燃易爆、腐蚀性气体，并备有灭火设夆�/span></p><p><span>5</span><span>� 电源电压�?20��22）V，频率（50��1）Hz，并具有良好的接�?/span></p><p><span>6</span><span>� 额定功率30W</span></p><p><strong><span>使用领域</span></strong></p><p><span>1</span><span>� 水泥、玻璃、陶瓷、耐火材料等建材的测试：�/span></p><p><span>2</span><span>� 肥料、土壤的测试：�/span></p><p><span>3</span><span>� 矿山、石油、冶金、化工产品的测试：�/span></p><p><span>4</span><span>� 制药、饮料等食品的测试；</span></p><p><span>5</span><span>� 城市生活垃圾的测试；</span></p><p><span>6</span><span>� 科研、卫生、教学等领域各类实验的测试、�/span></p><p><strong><span>仪器成套�?/span></strong></p><p><span>仪器（主机） 1�?/span></p><p><span>空气压缩� 1�?/span></p><p><span>附件备件 1�?/span></p><p><span>使用说明� 1�?/span></p><p><span>附件备件清单 1仼�/span></p><p><span>装箱� 1仼�/span></p><p><span> 仪器体积�?00mm��250mm��500mm</span></p><p><span>仪器重量�?kg</span></p> </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="276886" /> <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）">