User`s guide

User’s Guide 107
level calibration, use the multilevel calibration.met file
provided with the data system.
1. Open the multilevel calibration.met method file by
clicking the Open button followed by Open Method.
Select the multilevel calibration.met file from your
disk. It will be located in the \datasystem\Methods
folder. (Where datasystem = your installation
program folder.)
2. Once you have opened the multilevel calibration.met
method, click the Review Calibration button, or
select the Method/Review Calibration command.
The following window will appear.
The calibrated peaks in the method are listed in the
peak list at the top right corner of the window. The
calibration curve shown is for the peak that is
highlighted. You can view the other curves by
highlighting their peak name. At the top of the screen
is a spreadsheet that displays all the calibration
information, including areas used to create the
current calibration curve.
3. The calibration curve fit type by default is Point-to-
Point. To overlay a different fit type, click the right
mouse button anywhere in the calibration curve box.
Select Fit Type and then select Linear. Notice the
new linear calibration curve is overlaid on the Point-
to-Point curve. In the box at the right, the equations