This Information Applies To: Agilent GC Automatic Liquid Samplers
Issue
Unusual needle bending during sample injections.
Resolution
Ensure optimal system performance by considering the following options:
Vials and caps
Make sure that Agilent vials and caps are used. An improper gripping...
This Information Applies To: Agilent 8890/8860 GC Systems with SSL, MMI, PTV, or VI inlets.
Issue
Split vent trap replacement is recommended as part of the scheduled preventive maintenance. Sometimes, it has to be replaced when the inlet pressure is too high, or the split vent flow cannot be reached...
This Information Applies To: Agilent GC Systems
Issue
A change in peak size can occur for single, multiple or all peaks.
Other chromatographic problems are identified in Basic Troubleshooting for GC Systems . Regular maintenance of your instrument in accordance with the recommended maintenance...
This Information Applies To: Agilent GC Systems
Issue
Peak fronting is present in a chromatography peak when it has an excessive asymmetry with a leading edge. A normal peak is almost symmetrical.
Other chromatographic problems are identified in Basic Troubleshooting for GC Systems . Regular...
This Information Applies To: Agilent GC Systems
Issue
Excessive baseline noise can be introduced at different points including sample preparation, sample introduction, separation, and the detector. The excessive background can cause reduced signal-to-noise (detection limit), creating inaccurate...