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Basic Principles of Gas Chromatography Martin R. Hackman NJ - DEP Office of Quality Assurance
THE CHROMATOGRAPHIC PROCESS - PARTITIONING (gas or liquid) MOBILE PHASE STATIONARY PHASE Sample out Sample in (solid or heavy liquid coated onto a solid or support system)
GC Methods Parameter Group MethodCompounds SDW sEPA 502.2VOCs SDW sEPA 551.1Cl-VOCs/Pests WPP sEPA 604Phenols WPP sEPA 625SVOCs SHW sSW A Org-P Pests
Instrumentation Injection Port - Sample introduction Manual - Direct Injection Automated - Autosampler - Purge and Trap
Temperature Control Isothermal Gradient Instrumentation - Oven
Columns Packed Capillary
Polarity Non-polar Polar + -
Instrumentation - Detectors Destructive Mass Spectral (CI/EI)  Flame Ionization (FID)  Nitrogen-Phosphorus (NPD) [8141A] Flame Photometric (FPD) [8141A] Electrolytic Conductivity (Hall/ELCD) [502.2]
Instrumentation - Detectors Non-Destructive Thermal Conductivity (TCD) Electron Capture (ECD) [551.1] Photo Ionization (PID) [502.2]
Chromatograms Supelco ® PTE-5Supelco ® SPB-50
Basic Principles of HPLC Martin R. Hackman NJ- DEP Office of Quality Assurance.
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Chromatography is a method for separating the components of a mixture by differential adsorption between a stationary phase and a mobile (moving) phase.
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