%0 Journal Article %T 顶空气相色谱法在测定水中三氯乙醛的应用 %T Headspace?Gas?Chromatography?in?the?Determination?of?Chloral?in Water %A 朱剑禾1,黄丽萍2,朱月芳1, %J 环境监控与预警 %@ 1674-6732 %V 4 %N 3 %D 2012 %P 29-31 %K 顶空气相色谱法;三氯乙醛;生活饮用水 %K Headspace?Gas?Chromatography;Chloral??hydrate;Drinking?water %X 研究了以DB-624交联石英毛细管柱分离,微电子捕获检测器-顶空气相色谱法测定水中三氯乙醛的应用,与以往的方法相比,准确可靠、省工省时省试剂,符合“绿色分析化学”的要求。本方法最低检出限为0.2?ug/L,?标准偏差为0.028?ug/L,相对标准偏差为6.0?%,加标回收率为88.7?%~109?%。 %X The application of determining the chloral in water using the method of capillary column cross-linked to DB-624 separation and micro-capture detector - Headspace Gas Chromatography is studied, compared with previous methods, which is accurate, reliable, labor-saving, time-saving, reagents-saving, and in line with the requirement of "green chemistry". MDL is 0.2ug/L, SD is 0.028ug/L, RSD is 6.0%and the recovery of standard addition is between 88.7%~109 %. %R %U http://www.hjjkyyj.com/hjjkyyj/ch/reader/view_abstract.aspx %1 JIS Version 3.0.0