AB Sciex QTRAP 4500 LC/MS/MS system, System User'S Manual, Page: 104 / 138

Operating Instructions — Analyze and Process Quantitative Data
4500 Series of Instruments System User Guide
104 of 138 RUO-IDV-05-0264-A
10. Click Show or Hide Parameters twice.
11. Click Specify Parameters - MQ III .
12. Change the Noise Percent value.
13. Click Apply .
The peak is integrated closer to the baseline.
14. If the change does not improve the peak integration, then adjust the Noise Percent
parameter until the optimal value is found.
15. To update the algorithm for all peaks, right-click in the pane and then click Update
Method .
Figure 11-6 Peak Review Pane
Item Description
1 Arrows: Click to move through the peaks.
2 Show or Hide Parameters: Click to show the integration parameters.
3 Integration parameters: Click to change the parameters.
Note: The Update Method function only updates the algorithm values for
that specific analyte (or internal standard) and not all analytes.
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