EST Evolution吹扫捕集浓缩�?参数-价格-中国粉体罐�/title>

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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><span>EST的吹扫捕集浓缩仪为一款应用于测定环境中水土样品中的挥发性有机物（VOC）的前处理设备，需要与气相色谱（GC）或者气相色谱质谱连用（GC/MS）相连。基本原理为样品中的待测组分通过载气从样品基质中吹扫出来，并富集在捕集阱上，之后再用GC的载气将捕集的待测组分解析出来，带入GC进行分析、�/span></p><p><span><strong><span><strong></strong></span></strong></span></p><p><span><strong><span>技术优势：</span></strong></span></p><p><span><strong> � </strong><span>除水</span></p><p><span> EST的吹扫捕集将除湿管前置，并利用八通阀，将样品中带出的水分在吹扫阶段除去。相比在解析阶段除水，这样做的好处可以大大增加水分的去除效率，并且减少系统中的死体积，优化峰型，提高捕集阱的使用效率、�/span></p><p></p><p><i><strong></strong></i></p><p><span><strong><strong> � </strong></strong></span><span>除残留（EST**（�/span></p><p><span> 在吹扫管的后部有加热丝，可以在活化阶段将吹扫管加热至115摄氏度，大大的减少吹扫管内的样品残留，防止下一个样品的交叉污染、�/span></p><p><span><strong><span><strong></strong></span></strong></span></p><p><span><strong>设计理念９�/strong></span></p><p><span> EST的吹扫捕集有独立电脑系统的触摸屏，并且前方的除湿管和捕集阱部分方便拆卸，便于客户使用、�/span></p><p><span><strong></strong></span></p><p><span><strong><span>执行标准９�/span></strong></span></p><p><span>HJ639-2012 水质 挥发性有机物的测� 吹扫捕集/气相色谱-质谱� </span></p><p><span> HJ686-2014 水质 挥发性有机物的测� 吹扫捕集/气相色谱泔�/span></p><p><span> HJ713-2014 固体废物 挥发性卤代烃的测� 吹扫捕集/气相色谱-质谱� </span></p><p><span> HJ788-2016 水质 乙腈的测� 吹扫捕集/气相色谱� </span></p><p><span> HJ866-2017 水质 松节油的测定 吹扫捕集/气相色谱� </span></p><p><span> HJ605-2011 土壤和沉积物 挥发性有机物的测� 吹扫捕集/气相色谱-质谱� </span></p><p><span> HJ735-2015 土壤和沉积物 挥发性卤代烃的测� 吹扫捕集/气相色谱-质谱� </span></p><p><span> HJ806-2016 水质丙烯腈和丙烯醛的测定 吹扫捕集/气相色谱� </span></p><p><span> HJ893-2017 水质 挥发性石油烃（C6-C9）的测定 吹扫捕集/气相色谱泔�/span></p><p><span><strong></strong></span></p><p><span><strong>应用领域９�/strong></span></p><p><span>土壤，沉积物，地表水，地下水，饮用水等样品中的挥发性有机物前处琅�/span></p><p><span><strong></strong></span></p><p><strong><span><strong></strong></span></strong></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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