Column Selection Principles


GC Columns Stationary Phase Applications Guide (Continued) Agilent Phase Application


Composition


PLOT Phases HP-PLOT Molesieve Permanent and noble gases. Argon and oxygen separation at 35°C


HP-PLOT Al2O3 KCl C1-C6 hydrocarbons in natural gas, refinery


HP-PLOT Al2O3 S GS-Alumina HP-PLOT Q HP-PLOT U


C1-C6 hydrocarbons in natural gas, refinery


C1-C6 hydrocarbons in natural gas, refinery


gas, fuel gas, synthetic gas, dienes


gas, fuel gas, synthetic gas, dienes


gas, fuel gas, synthetic gas, dienes


Hydrocarbons including


isomers, CO2, methane, air/CO, water, polar solvents, sulfur compounds


C1-C7 hydrocarbons, CO2, methane, air/CO, water,


GS-GasPro


oxygenates, amines, solvents, alcohols, ketones, aldehydes


C1-C12 hydrocarbons, CO2, trace-level sulfurs, hydride


gases, inorganic gases, halocarbons, SF6, oxygen/nitrogen separation at -80°C


GS-OxyPLOT GS-CarbonPLOT Oxygenates


C1-C5 hydrocarbons, CO2, air/CO, trace acetylene in


ethylene, methane 5Å molecular sieve zeolite


Aluminum Oxide KCl deactivated


Aluminum Oxide "Sodium Sulfate" deactivated


Aluminum Oxide with proprietary deactivation


Polystyrene-divinylbenzene


Divinylbenzene/ethylene glycol dimethacrylate


Proprietary, bonded silica-based


Polarity


Approximate Temp Range (°C) Similar Phases


From -60 to 300 None


Least polar From -60 to 200 CP-Al2O3/KCl PLOT, Rt-Alumina PLOT,


Mid-polar From -60 to 200 Most polar From -60 to 200


From -60 to 270/290


From -60 to 190


Alumina PLOT, Al2O3/KCl CP-Al2O3 PLOT Na2SO4


Al2O3/KCl, Al2O3/Na2SO4, Rt-Alumina


PLOT, Alumina PLOT


CP PoraPLOT Q, CP PoraPLOT Q-HT, Rt-QPLOT, SupelQ PLOT, GS-Q


PoraPlot U, RTU PLOT


From -80 to 260/300


CP-Silica PLOT


Proprietary phase, high selectivity


Bonded monolithic carbon layer


To 350 From 0 to 360


CP-LowOX


Carbopack, CLOT, Carboxen-1006 PLOT, CP-CarboPLOT P7


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