E-alert热脱附气相色谱-质谱法快速分析助燃剂成分
Fast Analysis of Combustion-supporting Ingredients in Fire Debris by Thermal Desorber(TD) and GC-MS
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摘要: 建立了热脱附技术对火灾残留物中的助燃剂进行富集、浓缩后经气-质联用仪(GC-MS)分析的方法,并通过自动质谱去卷积定性系统对助燃剂谱库进行检索,汽油、柴油检测限分别为0.58 pl/mL和1.23 pl/mL.该方法简便、快速、准确.Abstract: A simple、rapid and accurate method for the determination of combustion-supporting ingredients in fire debris by Thermal Desorber(TD) concentrate and GC-MS analyse was reported.The combustion-supporting ingredients data-base was searched by AMDIS.The dectetion limits for gasoline and diesel oil were 0.58 pl/mL、1.23 pl/mL respectively.
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