You can search for the peaks in the spectrum of a sample.
Select [Tools] in the menu bar and then select [Filter] > [Peaks] from the drop down menu.
The Filter Peaks dialog appears.
Enter the settings.
Specify the MS Stage of the spectrum.
Specify the RT range of the spectrum.
Enter the m/z range of the peaks to search for.
Enter the intensity of the peaks to search for.
Specify the difference in m/z value when searching for a combination of peaks with a given m/z difference.
Specify the m/z difference tolerance level.
Click [Filter].
The filtering results appear.