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Agilent 7500 ICP-MS ChemStation Operator’s Manual
Performing a Quantitative Analysis
3 Change the calibration settings as necessary.
The set values are also reflected in the Table tab screen.
• Changing the element displayed on the graph
Select from the Step Mass Element drop-down list. If an internal standard is
selected, the Weight check box will change to the VIS Conc check box. For VIS,
select the check box.
• Setting an internal standard
Select from the ISTD drop-down list (selection can be made only when the
Internal Standard has been set on the Table tab screen). When a selection is
made, the Ratio field will display a value.
• Selecting an equation
Select from the Curve Fit drop-down list.
• Setting concentration
Enter a value in the Conc field. Click the right mouse button to open the popup
menu, which allows you to copy, paste, or fill down the content of the field, or
set a concentration multiplier.
• Setting weight for analyte
Select the Weight check box.
• Setting the minimum concentration.
Enter a value in the Min Conc field.
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