液相色谱的光电离检测
陈缵光
摘要(Abstract):
<正> 一、概述光电离检测(PID)是近年来色谱分析的一项新技术。它是籍助光照将组分电离,电离产物在电场作用下定向流动,并在电极上收集。产生的光电流与组分浓度成正比。光电离检测器对大多数有机物有响应,灵敏度高,线性范围宽。在气相色谱和液相色谱中,检测多环芳烃的激光双光子电离检测器的检出限(对芘),分别达到了亚皮克
关键词(KeyWords):
基金项目(Foundation):
作者(Author): 陈缵光
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