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Chapter 5 Examining Spectrum Data
5-10 Applied Biosystems
5
6. Select the Peak Weighting Factor. If the calibration
includes more than two points, you can apply the following
weighting factors to fit points to the curve:
• None—All peaks weighted equally
• Inverse Width—Narrower peaks are weighted
more than broader peaks
• Height—More intense peaks are weighted more
than less intense peaks
Manually matching
peaks
7. To manually select the reference mass for a peak,
right-click-drag over the peak of interest.
The Select or Create Reference Peak Information
dialog box (Figure 5-3) is displayed and lists all masses
in the selected reference file. The selected entry is the
nearest match in the calibration reference file to the
selected peak.
Figure 5-3 Select or Create Reference Peak
Information Dialog Box