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Extracted Ion Chromatogram VS. Total Ion Chromatogram

http://www.chromforum.org/viewtopic.php?t=13281

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Extracted Ion Chromatogram VS. Total Ion Chromatogram

Posted: Tue Jun 29, 2010 11:53 pm
by sllimbri
What is the difference when referring to an Extracted Ion Chromatogram and a Total Ion Chromatogram? Thanks.

Re: Extracted Ion Chromatogram VS. Total Ion Chromatogram

Posted: Wed Jun 30, 2010 2:15 am
by Consumer Products Guy
What is the difference when referring to an Extracted Ion Chromatogram and a Total Ion Chromatogram? Thanks.
In extracted ion, you "pull" only the data from the ions you select. For example, if two or more compounds co-elute, but only the species of interest has m/z of 299, you'd extract the 299 ion and quantitate from that.
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