Clean The Max-Light Cartridge Cell - Agilent Technologies InfinityLab LC Series User Manual

9 Maintenance

Clean the Max-Light Cartridge Cell

Clean the Max-Light Cartridge Cell

When
Low counts on Intensity Test or Cell Test (failed tests)
Tools required p/n
5190-0530
1 Flush the flow cell with the alcohol for some time.
2 Remove the cell from the cartridge holder (see
3 Carefully clean the light inlet and outlet of the cell using lens tissue or Q-tips
If Q-tips
NOT E
Do not touch the light inlet and outlet of the cell with your fingers. This will add a
NOT E
layer of contamination on the window and reduce the light throughput.
4 Flush the flow cell with water and repeat the Intensity Test and or Cell Test.
5 If the cleaning with the alcohol did not improve the results, the flow cell might
The optimal concentration depends on the water quality, the contamination, the
NOT E
temperature, and other factors. The use of demineralized water may improve the
cleaning characteristics.
6 Repeat step 4 on page 165.
7 If tests fail again, the flow cell might be replaced if the chromatographic
Agilent InfinityLab LC Series Diode Array Detectors User Manual
Description
Alcohol (Iso-propanol or Ethanol)
Lens tissue or Q-tips
Cell cleaning solvent
Cartridge Cell" on page 162).
with alcohol.
®
are used, ensure that no cotton fluff remains at the inlet or outlet.
be cleaned with cleaning fluid (PN 5190-0530). Use a concentration of
0.5 – 2 v/v % (cleaning fluid/water). Use a syringe to fill the flow cell with
cleaning fluid.
The following cleaning protocols are recommended:
• Maximum 3 hours at 25 – 30 °C or
• 30 – 40 min at 30 – 35 °C.
performace cannot be accepted.
®
"Replace the Max-Light
®
165