氮气发生�?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"> <h1>氮气发生�?/h1><p><strong>二氧化硫检测仪</strong><strong>可选配PO-500A<strong>氮气发生�?/strong>（内置空气源（�/strong><br/><br/><strong><span style="font-family:宋体"><span style="font-size:9.0pt">二氧化硫检测蒸馏法的原理：</span></span></strong></p><p><span style="font-family:宋体">蒸馏法，适用于色酒及葡萄糖糖浆、果脯。方法为在密闭容器中对样品进行酸化并热蒸馏，以释放出其中二氧化硫。释放物用乙酸铅溶液吸收，吸收后用浓盐酸酸化，再用碘标准溶液滴定，根据所消耗的碘标准溶液量计算出样品中的二氧化硫含量、�/span></p><p><strong>氮气发生�?/strong><strong>特点９�/strong></p><ol class=" list-paddingleft-2"><li><p><span style="font-family:宋体">改进的双阴极不锈钢电解分离池，电解制氮，排氧同步进行，电解液循环畅通、�/span></p></li><li><p><span style="font-family:宋体">电解分离池电解面积大，池温低，产气量大，氮气纯度更高、�/span></p></li><li><p><span style="font-family:宋体">独特的防返液装置，确保仪器绝无反液现象、�/span></p></li><li><p><span style="font-family:宋体">设有稳定和断电后自动关闭气路的功能、�/span></p></li><li><p><span style="font-family:宋体">采用先进的开关电源，提高点解分离效率、�/span></p></li><li><p><span style="font-family:宋体">内置空气源，无需外接空气源、�/span></p></li><li><p><span style="font-family:宋体">采用配套蒸馏箠�/span>650ml</p></li><li><p><span style="font-family:宋体">体积小，重量轻、�/span></p></li></ol><p><br/><strong><span style="font-family:宋体">参数指标</span></strong></p><p><span style="font-family:宋体">氮气纯度９�/span> <span style="font-family:宋体">＝�/span>99.999%</p><p><span style="font-family:宋体">输出流量９�/span> 0-500mL/min</p><p><span style="font-family:宋体">输出压力９�/span> 0-0.5Mpa<span style="font-family:宋体">（出厂设宙�/span>0.4Mpa<span style="font-family:宋体">（�/span></p><p><span style="font-family:宋体">工作电源９�/span> 220V<span style="font-family:宋体">±</span>10%:50HZ<span style="font-family:宋体">±</span>5%</p><p>功率� 120W</p><p><span style="font-family:宋体">环境条件９�/span> <span style="font-family:宋体">环境湿度９�/span>10-40<span style="font-family:宋体">ℂ�/span></p><p><span style="font-family:宋体">相对湿度：≤</span>85%<span style="font-family:宋体">；无大量粉尘及腐蚀性气佒�/span></p><p><span style="font-family:宋体">外形尺寸９�/span>320*180*350mm</p><p><span style="font-family:宋体">重量９�/span> 13KG</p><p> </p><p> </p><p><span style="font-family: ">上海沛欧二氧化硫检测仪SKD-390适用于干货、腌制品、果脯、葡萄酒、等领域二氧化硫检测� 上海沛欧二氧化硫检测仪SKD-390特点� 1.外壳整体使用ABS工程塑料一体铸塑成型，能耐强酸强� 2.仪器内部各个管路的连接均采用耐高温和耐强酸强碱的特制胶管，提高了仪器的准确性和寿命�?年不需更换� 3.仪器加酸采用抽吸保证了每次加酸等试剂的一致性，使得蒸馏重复性提高、�/span></p><p><br/></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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