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首页> 外文期刊>Журнал аналитической химии >Sampling and sample injection in the high-speed gas-chromatographic detection of organic vapors
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Sampling and sample injection in the high-speed gas-chromatographic detection of organic vapors

机译:在有机蒸汽的高速气相色谱检测中采样和样品注射

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摘要

An approximate model was proposed for the rapid preconcentration of explosive vapors in traps of fine metal gauze, rapid extraction of the vapors from the traps by thermal desorption, and injection into a polycapillary chromatographic column. The results of experiments on the remote vortex-type collection of vapors from the test surface are considered in terms of the ratio between the distance to the test surface and the diameter of the vortex flow and of the characteristics of air flows.
机译:提出了一种近似模型,提出了一种用于精细金属纱布陷阱中爆炸性蒸气的快速预浓度,通过热解吸从捕集器中的快速提取蒸汽,并注射到多达帕皮色谱柱中。 根据与测试表面的距离与涡流流动的距离与空气流动的直径之间的比率,考虑远程涡旋型蒸汽集合的实验结果。

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