Analytical samples

Select the Overlay analytical sample check box to display the original analytical sample. (Note: This check box is selected by default.)

Select the channel(s) to display: Either click the arrow next to the Channel(s) field and select a channel from the drop-down list or click the Browse button ("…") to open the Select Channels to be Overlaid dialog box. Use this dialog box to select several channels. (The default setting for the Channel(s) field is <Preferred Channel>.)

Preparative samples

Select the Overlay preparative sample check box to display the preparative sample. (Note: This check box is selected by default.)

Select the channel(s) to display as described above.

2D retention map

Select the 2D retention map check box to display the 2D data of the fractionated sample. (Note: This check box is cleared by default.)

Select the channel to display as described above.

Fraction samples

Select the Overlay fraction sample check box to display the fractionated sample. (Note: This check box is selected by default.)

Select the channel(s) to display as described above.