Beckman Coulter Multisizer 4, User Manual

Page: 159 / 238

PN A51387A
B
6-15
Analyzing a Sample
Using Blank Runs
6
Enabling Blank Subtraction for Analysis Runs
After you run a blank analysis (page 6-14 ), you can set the software to automatically subtract
electrolyte background from sample analysis runs.
To subtract the electrolyte background from analysis runs:
1. Select
Sample > Load Blank Run
on the Main Menu bar.
2. In the Load a Blank Run window, navigate to the appropriate folder and select the desired blank
analysis file.
3. Click
(
Open
)
.
The blank analysis will be subtracted from each subsequent analysis until you select
Sample >
Remove Blank
on the Main Menu bar.
Disabling Blank Analysis Subtraction
To disable blank analysis subtraction, select
Sample > Remove Blank
on the Main Menu bar.
Loading a Blank Run into an Open Analysis File
To load a blank run for a single analysis:
1. If the analysis is not open in the Viewing Area, open a saved analysis (page 7-17 ).
2. Select
Calculate > Load Blank Run
on the Run Menu bar.
3.
In the Load a Blank Run window, navigate to the saved blank analysis and click
(
Open
)
. The
software automatically subtracts the background from analysis data.
Removing a Blank Run from an Open Analysis File
To remove a blank run from the open analysis, select
Calculate > Remove Blank Run
on the Run
Menu bar.
The
Remove Blank Run
menu item removes the blank run from the open analysis file only.
If you selected
Sample > Load Blank Run
on the Main Menu bar and want to disable blank analysis
subtraction for all future analysis runs, select
Sample > Remove Blank
on the Main Menu bar.