Purge Reference Cell

Use this parameter to exchange the content of the reference cell in the case of solvent change or reference cell contamination.

Keep current state	Retains the current purging conditions.
On for	Purges the reference cell for a specified time. Enter the duration of the purge in the adjacent field.
On forever	Purges the reference cell continuously until purging is explicitly stopped.
Off	Turns off purging of the reference cell.

Purging is started as soon as you click OK in this window. Allow additional time for baseline stabilization after purging.