索氏提取器JT-SXT-04N干式4联加热抽�?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>产品说明</span>Product Description</span></strong><strong></strong></p><p><span>JTONE系列脂肪测定� (又叫索氏提取器、粗脂肪测定�?主要由加热抽提，溶剂回收和冷却三大部分组成。操作时可以根据试剂沸点和环境温度不同而调节加热温度，试样在抽提过程反复浸泡及抽提，从而达到快速提取目的、�/span></p><p><span>应用范围：可用于提取粮食、饲料、油料、土壤等各种样品、�/span></p><p><strong><span>主要特征</span>Principal Character</span></strong><strong></strong></p><p><span>1� </span><span>加热抽提，溶剂回收和冷却三大部分组成：�/span></p><p><span>2� </span><span>采用金属加热块供热；</span></p><p><span>3� </span><span>电路和抽提空间完全隔离；</span></p><p><span>4� </span><span>脂肪测定仪操作时可以根据试剂沸点和环境温度不同而调节加热温度；</span></p><p><span>5� </span><span>大液晶屏微电脑控制，具有高温报警功能：�/span></p><p><span>6� </span><span>试样在抽提过程反复浸泡及抽提，从而达到快速提取目的；</span></p><p><span>7� </span><span>可自动回收溶剂，大大方便了用户的使用，并节约了很多时间；</span></p><p><span>8� </span><span>抽提时间</span><span>可设定，到时自动停止：�/span></p><p><span>9� </span><span>同步显示设定温度、实时温度、设定时间和加热计时：�/span></p><p><span></span></p><p><strong><span>技术参�?/span>Technical Parameter</span></strong><strong></strong></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p><span>产品型号</span></p></td><td><p><span>JT-SXT-02N</span></p></td><td><p><span>JT-SXT-04N</span></p></td><td><p><span>JT-SXT-06N</span></p></td></tr><tr><td><p><span>批次提取样品�?/span></p></td><td><p><span>2�?/span></p></td><td><p><span>4�?/span></p></td><td><p><span>6�?/span></p></td></tr><tr><td><p><span>提取样品野�/span></p></td><td><p><span>0.5-20g/�?/span></p></td><td><p><span>0.5-20g/�?/span></p></td><td><p><span>0.5-20g/�?/span></p></td></tr><tr><td><p><span>提取瓶容�?/span></p></td><td><p><span>250ml/�?可配150ml)</span></p></td><td><p><span>250ml/�?可配150ml)</span></p></td><td><p><span>250ml/�?可配150ml)</span></p></td></tr><tr><td><p><span>控温范围</span></p></td><td><p><span>室温+5℃~280ℂ�/span></p></td><td><p><span>室温+5℃~280ℂ�/span></p></td><td><p><span>室温+5℃~280ℂ�/span></p></td></tr><tr><td><p><span>加热功率</span></p></td><td><p><span>300W</span></p></td><td><p><span>500W</span></p></td><td><p><span>800W</span></p></td></tr><tr><td><p><span>频率</span></p></td><td><p><span>50Hz</span></p></td><td><p><span>50Hz</span></p></td><td><p><span>50Hz</span></p></td></tr><tr><td><p><span>电源电压</span></p></td><td><p><span>220V+10V</span></p></td><td><p><span>220V+10V</span></p></td><td><p><span>220V+10V</span></p></td></tr></tbody></table><p><span>操作步骤具体如下９�/span></p><p><span>1. 前期准备</span></p><p><span>1）测试样品应干燥后研细，定量称取后装入滤纸筒，装样品的滤纸筒要紧密，在样品上方加一层脱脂棉、�/span></p><p><span>2）含多量糖及糊精的样品，要先以冷水处理，等其干燥后连通滤纸一起放入滤纸筒、�/span></p><p><span>3）若使用有机溶剂是无水、无醇、无过氧化物有机溶剂，如含有水分则可能将样品中的糖以及无机物等抽出，造成误差，过氧化物则导致脂肪氧化、�/span></p><p><span>4）充分清洗溶剂杯，在103��2℃电热鼓风干燥箱中干燥至恒重（前后两次称量差不超�?.002g）、�/span></p><p><span></span></p><p><span>2. 试验�?/span></p><p><span>1）加入萃取室内的提取溶剂液面应高于滤纸筒内样�?.5-2cm，否则有机溶剂不易穿透样品，脂肪不能全部提出，造成误差、�/span></p><p><span>2）提取时加热温度不能过高，一般提取溶剂刚沸腾，回流速度不低�?2�?h为宜、�/span></p><p><span>3）提取结束，将溶剂杯放在烘箱内干燥时，瓶口向一侧倾斜45℃放置使挥发物易与空气形成对流，这样干燥迅速、�/span></p><p><span>4）样品及有机溶剂提出物在烘箱内烘干时间不要过长，因为一些很不饱和的脂肪酸，容易在加热过程中被氧化成不溶于有机溶剂的物质；中等不饱和脂肪酸，受热容易被氧化而增加重量，在没有真空干燥箱的条件下，可以在100-105℃干�?.5-3h、�/span></p><p><span>3. 试验完成名�/span></p><p><span>1）及时清洗溶剂杯，并干燥、�/span></p><p><span>2）加热盘冷至室温后，重新放好六个溶剂杯，回收仪器中的溶剂、�/span></p><p><span>3）若冬天，实验环境低于零度，则需排出冷凝管中的自来水，以防冻裂、�/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="211306" /> <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）">