Gas Chromatography Demystified - Understanding How A GC Works
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Feeling intimidated by Gas Chromatography (GC)? 🤔 Think it's too complex with all those buttons, gases, and parts? This video breaks down GC operation into easy-to-understand steps!
Timestamps
00:00 Video overview
01:12 Understanding gases in GC – helium cylinders
04:04 Understanding gas generators – nitrogen, hydrogen, zero air
09:00 Understanding how gases flow in GC – where gases enter the GC
13:00 Gas flow through the GC
15:10 Where gases exit the GC
17:40 Understanding how samples move through the GC
18:50 Understanding GC autosamplers and injections
29:31 Understanding GC inlets
37:37 Understanding GC columns
41:28 Understanding GC detectors
45:51 Understanding the front panel – 2 troubleshooting buttons
Gases: Understand the roles of Helium, Hydrogen, and Air. Learn about high-pressure cylinders vs. safer, economical gas generators (Zero Air, Nitrogen, Hydrogen).
Plumbing & Flow Path: Follow the gases from the source, through the plumbing, and into the instrument. See how different detectors (FID, TCD, MS) have different gas needs.
The Inlet: Master the MOST crucial part for maintenance! Learn step-by-step how to properly change a septum and liner – solving 80% of common GC problems. Understand manual vs. autosampler injections (including the air gap trick!).
The Column: Discover why the column is the "heart" of the GC and get tips on choosing the right one (like the versatile DB5).
Detectors: Learn how common detectors like the Flame Ionization Detector (FID) and Thermal Conductivity Detector (TCD) work and when to use them.
By the end of this video, you'll understand how a GC works, feel confident performing essential maintenance, and know how to check if your system is running correctly. Stop feeling overwhelmed and start mastering GC today!
👉 For more Gas Chromatography videos watch our GC training playlist.
• Gas Chromatography Learning Path
👉 Want on-demand training on GC and HPLC?
Check out Axion Lite, our free online platform with videos, tips, and expert training:
https://courses.axionlabs.com/course/...
📌 Topics Covered:
-Mass Spec 4 part series
-HPLC Method Development
-GC Method Development
-How to convert your GC from helium to hydrogen.
-Building a method in ChemStation
🔬 Brought to you by Axion Training Institute – where scientists come to train.
https://axionlabs.com/lc-gc-bootcamp/
Discount Code: GCisnotscary
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#analyticalchemistry #Chromatography #gaschromatography #LabTechniques #ScientificResearch #Chemistry #labtips
Axion offers hands-on HPLC (High-performance liquid chromatography or high-pressure liquid chromatography) and GC (gas chromatography) training courses. Gain advanced HPLC & GC skills with our 5 day hands-on LC/GC bootcamp. If you can't make it to Chicago choose one of our online courses. After taking the LC/GC bootcamp further advance your skills by taking the advanced topics courses.