Advanced and Applied Gas Chromatography
Usually held in the first week of December each year -Tuesday to Friday inclusive
Course content
(there may be small changes in the practicals dependent on instrument availability)
Day 1 |
|
|
Lecture 1 |
Introduction and Overview |
Revision of basic GC, FID, inlet splitter. |
Practical 1 |
Set up a GC system |
Installation of columns, measuring gas flows, injection techniques. |
Lecture 2 |
Injection systems |
Injection modes; split, splitless, purged, on-column, PTV. |
Practical 2 |
Basic separations |
Develop initial separation using N2; switch to he and repeat. Split injection modes only |
Day 2 |
|
|
Lecture 3 |
Difficult analyses |
Cryogenic, high temperature, volatiles, gases, pyrolysis, PTV, SPME, purge and trap |
Practical 3 |
Split-splitless injection |
Use polar and non-polar columns. Use Grob injection. Do TP analyses of simple and wide boiling point mixtures |
Lecture 4 |
GC Detectors |
FID, AFID, TCD, ECD, FPD, PID, GC-MS |
Practical 4 |
Complex analyses |
Mixtures of terpenes, solvent mix, xylenes. |
|
Review of results |
End of day discussion session; concludes approx. 7 pm |
Day 3 |
|
|
Lecture 5 |
Special techniques |
Advanced injection methods (OCI, PTV, LVI) |
Practical 5 |
Application examples |
Analyse unknowns; qualitative and quantitative |
Day 4 |
|
|
No lecture |
|
|
Practical 6 |
|
Complete previous day's samples |
|
Review and discussion |
Finishes approx. 1.30 pm |