GC TROUBLESHOOTING & USER MAINTENANCE
Introduction
This course provides fundamental knowledge about troubleshooting, start-up, elementary maintenance and diagnostics from chromatograms. It will introduce troubleshooting as a way of thinking and acting and will deal with some of the most common problems related to GC including the starting of a standard GC, routine maintenance for operations and diagnostics from chromatograms. This course will help you in operating your system in a reliable way.
Who Should Attend?
All GC users who have reasonable and practical experience in gas chromatography
Topics Covered
· The structural approach to troubleshooting
· First checks – tools and spare parts
· Sample introductions – syringes and valves
· Injectors – direct and splitter
· Gas regulation system – flow controller, pressure regulator and gas purity filters
· Columns – temperature range, over-loading and bleeding
· Detectors – TCD, FID
· Data – Unstable baseline, fluctuations, retention data, repeatability, reproducibility and reliability
· Common problems related to the data management software
· System repeatability – retention shifts
· Quantitative repeatability – deviation in peak height, peak area
· Maintenance scheme, routine checks and replacement
· Diagnostics from chromatograms and interpretation of problems