PTC-II型全自动吹扫捕集�?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><strong><span>仪器简介：</span></strong></p><p><strong>PTC-II型全自动吹扫捕集�?/strong>是一款带电子冷阱的多位全自动吹扫捕集仪。采用注射泵精确取样，用氦气/氮气作为吹扫气，将其通入样品溶液鼓泡；在持续的气流吹扫下，样品中的挥发性组分随吹扫气逸出，并通过一个装有吸附剂的捕集装置进行浓缩；在一定的吹扫时间之后，关闭吹扫气，切换六通阀将捕集管接入GC的载气气路，同时快速加热捕集管使捕集的样品组分解吸后随载气进入GC进行分析。通过与GC或GC/MS的联用，可以广泛应用于环境分析，如饮用水或废水中的有机污染物分析，也可用于食品中挥发�?如气味成�?的分析等、�/p><p><strong><span>工作条件</span></strong></p><p><span>l电源�?20VAC��22VAC 50Hz��0.5Hz</p><p><span>l反吹载气压力：≤0.4MPa</p><p><span>l环境温度�?~35ℂ�/p><p><span>l相对湿度：≤85%</p><p><strong><span>技术参数：</span></strong></p><p><span>l样品位：70�?140位，40mlVOA样品瓵�/p><p><span>l吹扫管温度：室温-100℃，控制精度��1ℂ�/p><p><span>l*冷阱（电子半导体制冷）温度：*低制冷温度可达零�?0�?/p><p><span>l*捕集管解吸温度：150-380℃，升温速率>2400�?分；<span>90</span>秒内田�span>250</span>℃降臲�span>35</span>ℂ�/p><p><span>l*管路加热温度�?0-200℃，控制精度��1ℂ�/p><p><span>l*除水器加热温度：室温-350ℂ�/p><p><span>l玻璃吹扫管：5ml吹扫管（标配）；25ml吹扫管（选配（�/p><p><span>l*捕集阱尺寸：不锈钢材�?#934;3mm��180mm��0.1mm</p><p><span>l吹扫流量�?0-150ml/分钟</p><p><span>l**功率９�800VA</p><p><span>l定时范围�?秒~99分钟59科�/p><p><span>l定时误差９�0.1% </p><p><span>l气路耐压９�0.4MPa</p><p><span>l同步信号输出：两�?-2秒开关量</p><p><span>l仪器外形尺寸：高���?#215;� 500mm��320mm��500mm</p><p><span>l重量：约30Kg</p><p><strong><span>主要特点９�/span></strong></p><p><span>l通用性能强：可与任意品牌气相色谱仪（GC）和（GC-MS）联用；</p><p><span>l操作简单，使用方便，全程软件控制，自动化程度高：只需将样品管放入热解吸仪中，一切操作和控制均由控制软件完成，因而样品重复性好；主机中超大触摸液晶板设计，可全程跟踪温度、操作命令、�/p><p><span>l<span>冷阱采用<strong>半导体制�?风冷</strong>�?低制冷温度可�?30℃（室温20℃时），满足大部分低温富集需求、�/span></p><p><span>l<span>捕集阱升温采�?strong>直接电阻加热</strong>＋�strong>升温速率</strong></span><strong><span>>2</span></strong><strong><span>400</span></strong><strong><span>ℂ�/span></strong><strong><span>/</span></strong><strong><span>刅�/span></strong><span>、�/span></p><p><span>l<span>内置<strong>泡沫传感�?/strong>，可检测到吹扫管内的泡沫，以防止污染样品的途径，保护整个分析系统、�/span></p><p><span>l<span>用户可自定义取样针和玻璃瓶的清洗次数、�/span></p><p><span>l<span>捕集阱与吹扫管反吹气体分离，减少样品间的交叉污染。在反吹循环中，从捕集阱中吹出的化合物不会流进吹扫管中、�/span></p><p><span>l<span>除水阱在吹扫端去除水汽，极大减少水蒸气对GC和GC/MS的影响、�/span></p><p><span>l<span>样品管路采用PEEK材料和硅烷化惰性处理不锈钢管，减少污染残留、�/span></p><p><span>l<span>所有管路和六通阀可控温加热，消除系统冷点，减少样品损失、�/span></p><p><span>l提供同步接口，在进样的同时可以同时启动色谱和工作竘�/p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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