Using Mass Spectrometers
Extracting a Temporary Mass Trace

Before you extract a Mass Trace (see  Extracting Mass Traces Afterward), you can create it temporarily by just clicking the mouse. The following options are available:

Using the mouse pointer

 

Cursor

Activated by

What it does

Placing the pointer near a mass data point or a mass needle.

A temporary MS channel is extracted for the current mass. An existing temporary MS channel will be overwritten.

Placing the pointer near a mass data point or a mass needle and simultaneously pressing the SHIFT key.

A temporary MS channel is extracted for the current mass. The new channel will overlay existing temporary MS channels.

Placing the pointer between two mass range delimiters.

This action moves the mass range as desired.

Placing the pointer on or near a mass range delimiter.

This action moves the left or right delimiter in the desired direction.

 

On the context menu

To extract a mass trace, click the corresponding mass or right-click the mass range. On the context menu, select Extract Temporary Mass Trace and define the corresponding parameters in the dialog box: