When
When you suspect that eluent or sample components may have deposited on the flow cell windows.
Parts required
Flushing and injection kit for flow cells (optional)
HPLC-grade water
0.1 M nitric acid
WARNING
Health Risk
The handling of solvents can pose health and safety risks.
Follow these steps
You can perform the following procedure by using the optional flushing and injection kit.
Flush the flow cell with HPLC-grade water.
Fill the flow cell with 0.1 M nitric acid using the optional flushing and injection kit.
Flush the flow cell with HPLC-grade water until the solvent leaving the flow cell is neutral (pH 7).
If cleaning the flow cell does not eliminate the problem, install a new flow cell.