When using an ACQUITY FLR 3D instrument method, the derived channel is missing from the method set - WKB219456

SYMPTOMS

• 3D data collected from an ACQUITY FLR
• In the Derived Channel window, within the Method Set, there is no option for a channel for the FLR in the drop-down menu

ENVIRONMENT

• ACQUITY UPLC FLR Detector
• Empower 3

CAUSE

There is no extracted channel saved in the method set.

FIX or WORKAROUND

1. Bring the Sample Set with the 3D FLR data into review.
2. Select "View" > "3D Layout".
3. Select "Process" > "Extract Chromatogram".
4. Use the slide rule to select the correct Wavelength. 
5. Select "Window" > "Method Set...".
6. The derived channel appears in the Channel Name column.
7. Make any integration changes to the Processing Method.
8. Select "File" > "Save" > "All".

ADDITIONAL INFORMATION