Scan Mode and SIM Mode
You can use either scan mode or SIM mode for GC/MS analysis. The choice depends on the aim of the analysis. If you identify the sample components using a mass spectrum, scan mode is indispensable. SIM mode is suitable for quantitative analysis of trace components.When the mass spectra pf the trace components are known.
![Scan Mode and SIM Mode](/an/sites/shimadzu.com.an/files/d7/ckeditor/an/support/gcms/08_2_2.gif)
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