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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>仪器采用128��64点阵液晶显示器，主机上可独立完成光度测量、定量测量�?/p><p>动力学测试等，可直接显示标准曲线和动力学测试曲线，可存储200条标准曲线、�/p><p>进口环保型氘灯系统可有效减少您对臭氧的吸�?/p><p>独特的光路系统设计、实现更高的分辨率，方便微量测试</p><p>先进的控制系统对氘灯、钨灯的使用寿命进行实时监控</p><p>独特的插座式氘灯和钨灯设计，换灯时免光学调试</p><p> GLP自我鉴定功能，可根据需要随时检测仪器的波长精度和光 度精度和断电保护功能</p><p>仪器可以进行自动波长校正、自动波长设定、自动切换光源和暗电流校止�/p><p>宽大的样品室，可容纳 5-100mm各种规格的比色皿及各种附件的选配（八联架、微量比色皿架等），大大提高测试效率</p><p>1200�?mm全息光栅和全密封结构确保仪器具有优良的性能指标和超低的杂散� ，全面减少光学件受外界气体和环境的影哌�/p><p>PC扫描� ，软件功能有：光度测量，定量分析（含标准曲线功能）、波长扫描、多波长测试、DNA/蛋白质和核酸测试筈�/p><p>可直接连接打印机（选配），打印图谱和实验数�?/p><p>光度分析９�/p><p>定波长下测样品的吸光度、透过率和能量</p><p>定量分析９�/p><p>1、标准曲线法�?多可建立10 个点的标准曲线，显示图谱 和回归方程；</p><p>2、系数法：利用公� C=KA+ B � A=KC +B ，通过输入相关系数进行测量</p><p>动力学测试：</p><p>固定波长点下测试待测样品在一段时间内吸光度或透过� 的变化图谱，可计算样品反应率� A/t 扫描时间、采样间 隔、延时时间、波长点可根据实际需要自行设宙�/p><p>系统功能９�/p><p>系统自检：波长自动检测、滤光片自动检测和切换、能量检� 等自动功胼�光源切换：可在指定的范围内任意设置光源切� 炸�光源开关：可自动开关氘灯和钨灯，延长灯的使用寿呼�/span></p><p><span>通用技术参�?/span></p><p><span>型号：UV-1800</p><p>波长范围�?90-1100nm</p><p>光谱带宽�?nm</p><p>光学系统：高性能全息光栅1200 �?毫米</p><p>波长准确度：��0.5nm</p><p>波长重复性：�?.2nm</p><p>光度准确度：��0.002A(0-0.5A);��0.004A(0.5-1A);��0.3%T(0-100 %T)</p><p>光度重复性： �?.001A(0-0.5A);�?.002A(0.5-1A);�?.15%T(0-100 %T)</p><p>杂散光：�?.05%T�?20nm�?60nm 处）</p><p>波长设置和调雵�自动</p><p>光度范围�?0.3 ~ 3A� 0-200%T.0-9999C</p><p>基线漂移� ��0.001A/h �?00nm 预热后）</p><p>基线平直度：��0.002A(200-1000nm)</p><p>噪声水平� 0.0005Abs(500nm �?</p><p>工作方式� A� T� C� E</p><p>光源：进口长寿命氘灯，钨� </p><p>检测器� 进口硅光二极� </p><p>显示方式�?28*64位点阵式液晶显示�?/p><p>数据输出：USB 标准数据输出口，并行打印输出� </p><p>电源：： AC 220V/50Hz � AC 110V/60Hz </p><p>仪器尺寸�?90x 360 x 240mm</p><p>重量�?4kg</span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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