Liners SGE Troubleshooting

Liners SGE Troubleshooting
Consumables - GC Accessories
Liners
Liner Troubleshooting
Symptom
Possible Cause
Remedy
Sample components adsorbed by column
inlet liner or contaminated gold inlet seal. Use new, deactivated liner or clean old liner
and replace glass wool.
Needle hitting and breaking packing in Partially remove packing from liner or use
inlet liner. without packing.
Column end poorly cut Remove column. Make a clean, square cut using (sample absorption).
a reliable capillary fused silica cutting tool (such as a ceramic wafer or the Agilent Column Cutter),
Broken or chipped inlet liner. then reinstall column.
Make sure total flow in inlet is above
40 mL /min.
Sample decomposing. Remove inlet liner and check cleanliness.
Use new, deactivated liner or replace glass wool and packing. Column /sample residues could also be the problem.
Column and inlet liner mis-aligned. Check installation of column end and inlet
See also "Septum Troubleshooting", liner ; adjust
if necessary.
Change liners on a regular
basis determined by :
Use a guard column to prolong column life.
Remove inlet liner and check cleanliness.
Use new, deactivated liner or replace glass
wool and packing. Trim the front end of the
column a minimum of 6 inches
.com
Column or inlet liner contaminated or
column deteriorating.
How to minimize
problems
 Previous use pattern
 Sample cleanliness
 Chromatographic
abnormalities such as :
. Peak shape changes
. Peak discrimination
. Poor reproducibility
. Sample pyrolysis
. Active analyte response loss or decomposition
- Please contact your local distributor
D.45
Was this manual useful for you? yes no
Thank you for your participation!

* Your assessment is very important for improving the work of artificial intelligence, which forms the content of this project

Download PDF

advertisement