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baixi2009

铁杆木虫 (著名写手)

[求助] 溶剂汽油的气相色谱测定

各位老师,我的实验室有一台山东鲁南瑞虹的双氢火焰检测器、双六通阀进样器,双柱(玻璃微球柱和TDX-1柱),现需测定空气中的溶剂汽油,小弟刚刚入门,有下列问题需要请教:

1.溶剂汽油和非甲烷总烃的概念一样吗?是否测定时是同一个概念?

2.溶剂汽油的采样方式是用玻璃注射器采集,或是用活性碳管采集后热解吸进样呢?哪种方法比较常用,两种检测方法的检测限如何?
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