寰彤核磁90M核磁共振波谱�?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>HT-PNMR12-9HC 90MHz </span><span>核磁共振谱仪＇�span>H，C</span>系统（�/span></p><p><span>核磁共振在众多领域应用越来越广泛，核磁共振简�?span>NMR</span>，是一种用来研究物质的分子结构及物理特性的光谱学方法，它是众多光谱分析法中的一员。其中“高分辨率核磁共振谱仪”主要用途是有机化学碳氢结构的表征，是化学结构分析的重要工具、�/span></p><p><span>NMR(<span>核磁共振</span>)</span><span>�?span><span>磁矩</span></span>不为零的<span><span>原子样�/span></span>，在夕�span><span>磁场</span></span>作用上�span><span>自旋</span><span>能级</span></span>发生塞曼分裂＋�span><span>共振吸收</span></span>某一定频率的<span><span>射频辐射</span></span>的物理过程。核磁共�?span><span>波谱�?/span></span>�?span><span>光谱�?/span></span>的一个分支，目前市场主要有永�?span>NMR</span>和超寻�span>NMR</span>两大类型。超寻�span>NMR</span>成本较高、维护费用高、维护复杂，因此我公司推出永�?span>90M</span>核磁共振波谱仪、�/span></p><p>90M</span><span>核磁共振谱仪，有效提高化学位移分辨率、从中得到化学结构信息，具有维护费用位�span>(</span>无需液氮、液�?span>)</span>、可应用于有机化学结构分析合成的检测以及普通的科研工作。主要用于有机化学结构分析和精细化工的现场检测。可以运用于化学合成药物分析等领域、�/span></p><p><span>主要实验功能</span></p><p><span>1</span><span>、观寞�sup><span>1</span></sup><span>H</span>＋�span>13C</span>谱的超精细结构和化学位移</span></p><p><span>2</span><span>、化学结构分析以及分子结构分枏�/span></p><p><span>3</span><span>、小分子化学物的结构确定</span></p><p><span>4</span><span>、药物分析和化学鉴定</span></p><p><span>5</span><span>、简单结构的聚合物特性测宙�/span></p><p><span>6</span><span>、药物工艺开发，新药研发，药品工艺过程确讣�/span></p><p><span>主要仪器参数</span></p><p><span>1</span><span>�?span>H</span>共振频率<span>: 90MHz </span></p><p><span>2</span><span>�?/span><span>1H\13C</span><span>谱测野�span>(</span>超精细结枃�span>J-J</span>耦合测量和化学位移测野�span>)</span></p><p><span>3</span><span>．分辨率<span>0.5HZ(0.0055ppm)</span></p><p><span>4</span><span>、磁极直徃�span>:10cm;</span></p><p><span>5</span><span>、均匀�?span>:1Hz(0.011ppm) </span></p><p><span>6</span><span>、灵敏度</span><span>10000</span><span>９�span>1</span>＇�/span><span>�?span>98%</span>酒精<span>CH3</span>峰为凅�/span><span>（�/span></p><p><span>7</span><span>、恒温控制稳定度<span>:0.001K/h </span>开机后<span> 4 </span>小时<span>;</span></p><p><span>8</span><span>、信噪比<span> 10000</span>９�span>1</span>，（�?span>98%</span>酒精<span>CH3</span>峰为准）<span>;</span></p><p><span>9</span><span>、旋转边�?span> 1000</span>９�span>1</span>（旋转频玆�span>100</span>周每秒）<span>;</span></p><p><span>10</span><span>、旋转频率：<span>10-200Hz;</span></p><p><span>11</span><span>、谱对比系统</span></p><p><span>12</span><span>、质子宽带去�?/span></p><p><span>13</span><span>、碳谱测量部分：</span></p><p><span>①�?span>13C</span>共振频率<span>: >22.5MHz </span></p><p><span>②．分辨玆�span><0.2HZ(0.011ppm)</span></p><p><span>③、信噪比<span> 10</span>９�span>1</span>累加<span>1000</span>次，（以<span>85%</span>二甲苯准为准（�span>;</span></p><p><span>④�?span>1H</span>宽带噪声去偶功率<span>3W; </span></p><p><span>14</span><span>、可以观寞�span>NOE</span>效应及去耦效库�/span></p><p><span>仪器尺寸重量</span></p><p><span>1</span><span>、磁 铁尺寷�span>:0.7m </span>��<span> 0.7m </span>�� <span>0.8m;</span></p><p><span>2</span><span>、电气控制尺寷�span>:0.5m </span>��<span> 0.5m </span>��<span> 1.2m ;</span>重量<span>:HT-PNMR12-9 220Kg;</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"); 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