Gas Chromatography Columns
Key features of GC columns include their use of molecular sieve columns, which offer high efficiency in separating small molecules like gases and volatile organic compounds. Integrating fused silica in these columns improves their thermal stability and reduces reactivity, ensuring accurate and consistent results. The columns' design maximizes the interaction between the stationary phase and the analyzed compounds, leading to more precise identification and quantification.
In practical terms, users benefit from the columns' reliability in various applications, including environmental testing, forensic analysis, and quality control in manufacturing. Their design and material composition makes them a valuable asset in any laboratory focused on gas chromatography.
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polar phase; Crossbond polyethylene glycol Rtx-Wax columns are the most inert and efficient PEG columns currently available. The extended operating temperature range allows analysis of compounds having a wide volatility range and ensures low bleed at temperatures as high as 250°C.…
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Empty Columns for all your Gas Chromatography equipment come in multiple sizes and are able to fit a variety of different systems.
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low-polarity phase; Crossbond diphenyl dimethyl polysiloxane General purpose columns for drugs, solvent impurities, pesticides, hydrocarbons, PCB congeners (e.g., Aroclor mixes), essential oils, semivolatiles. Column specifically tested for low-bleed performance. Temperature range:…
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nonpolar phase; Crossbond 100% dimethyl polysiloxane—for simulated distillation MXT-2887 columns' stationary phase, column dimensions, and film thicknesses have been optimized to exceed the resolution and skewing factor requirements specified in ASTM Method D2887. Each column is…
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nonpolar phase; Crossbond dimethyl polysiloxane Rxi fused silica capillary GC columns were designed specifically to be the best columns available, for exceptional inertness, ultra-low bleed, and reproducible retention and selectivity. In addition to outstanding performance, this combination of…
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midpolarity Crossbond phase Rxi fused silica capillary GC columns were designed specifically to be the best columns available, for exceptional inertness, ultra-low bleed, and reproducible retention and selectivity. In addition to outstanding performance, this combination of column…
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Restek Rt-Alumina BOND columns are highly selective for C1–C5 hydrocarbons and separate all saturated and unsaturated hydrocarbon isomers above ambient temperatures. The reactivity of the aluminum oxide stationary phase is minimized, by deactivation with inorganic salts like KCl or…
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Elite 1301 capillary column 10m x 0.18mm, 0.40µm
PerkinElmerTemperature range -20°C to 280°C Equivalent to USP G43 phase
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DB-FFAP
Agilent TechnologiesNitroterephthalic acid modified polyethylene glycol High polarity Designed for the analysis of volatile fatty acids and phenols Bonded and cross-linked Solvent rinsable Close equivalent to USP Phase G35 Temperature limits: 40° to 250°C NOTE: Agilent does…
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low- to midpolarity phase The unique polarity of "624" columns makes them ideal for analyses of volatile organic pollutants. Although the MXT-502.2 column is recommended in many methods, MXT-624 columns offer the best separation of the early-eluting gases. Application-specific…
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GS-Gaspro
Agilent TechnologiesBonded PLOT column technology Suitable for light hydrocarbons and sulfur gas Retention stability not affected by water Separates CO and CO2 on a single column Ideal PLOT column for CG/MS - no particles Temperature limits: -80° to 260°/300°C …
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Polyethylene Glycol (PEG) in a Sol-Gel matrix World's highest temperature wax phase Bonded polyethylene glycol Very robust high-temperature column Less susceptible to damage by oxygen than conventional wax phases Polar phase Low bleed and inert Application Areas: …
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2,3-di-acetoxy-6-O-tert-butyl dimethylsilyl beta cyclodextrin added into 14% cyanopropylphenyl/86% dimethyl polysiloxane By adding β or γ cyclodextrin to our bonded Rtx-1701 stationary phase, we greatly enhance overall utility and column lifetime for our chiral columns, compared to…
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2,3-di-O-methyl-6-O-tert-butyl dimethylsilyl beta cyclodextrin added into 14% cyanopropylphenyl/86% dimethyl polysiloxane By adding β or γ cyclodextrin to our bonded Rtx-1701 stationary phase, we greatly enhance overall utility and column lifetime for our chiral columns, compared to…
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2,3-di-O-propyl-6-O-tert-butyl dimethylsilyl beta cyclodextrin added into 14% cyanopropylphenyl/86% dimethyl polysiloxane By adding β or γ cyclodextrin to our bonded Rtx-1701 stationary phase, we greatly enhance overall utility and column lifetime for our chiral columns, compared to…
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Elite-5MS capillary column 60m x 0.32mm, 0.25µm
PerkinElmerTemperature range -60oC to 350 oC Equivalent to USP G27, G36 phases
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DB-35ms Ultra Inert Columns
Agilent TechnologiesAgilent J&W DB-35ms Ultra Inert is a mid-polar column, for applications where different selectivity is needed for enhanced separations, including pesticide analysis and drugs of abuse testing. DB-35ms Ultra Inert quantifies components at a lower level, with broader linearity and optimized…
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polar phase; Crossbond acid-deactivated Carbowax polyethylene glycol—for acidic compounds Stabilwax-DA bonded polyethylene glycol has an acidic functionality incorporated into the polymer structure. This permits analysis of acidic compounds without derivatization, significantly reduces…
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polar phase; Crossbond base-deactivated Carbowax polyethylene glycol—for amines and basic compounds Stabilwax-DB columns reduce adsorption and improve responses for many basic compounds, without analyte derivatization or column priming. For different selectivity of basic compounds, or…
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Restek GC Packing Material
RestekHayeSep® porous polymers are macroporous, spherical, ultrapure resins for performing unique separations in gas chromatography. Columns packed with HayeSep® polymers produce lower bleed and more reproducible characteristics than those packed with any competing polymeric product, and they require…
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Absorption chromatography column for rapid preparative separations as described by W.C. Still, M. Kahn and A. Mitra of Columbia University in JOURNAL OF ORGANIC CHEMISTRY 43, 2923 [1978], and covered in U.S. Patent Number 4,293,422 dated October 6, 1981. Moderate resolution can be obtained with…
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Elite 1301 capillary column 30m x 0.25mm, 1.00µm
PerkinElmerTemperature range -20°C to 260/280°C Equivalent to USP G43 phase
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DB-17ht
Agilent Technologies(50%-Phenyl)-methylpolysiloxane Midpolarity Extended upper temperature limit of 365°C High temperature, polyimide-coated, fused silica tubing Excellent peak shape and faster elution times for high boilers Improved resolution for triglycerides Ideal for…
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HP-INNOWax GC Columns
Agilent TechnologiesHP-INNOWax is a polyethylene glycol (PEG) stationary phase that features high polarity and high upper temperature limits. It is a close equivalent to USP phase G16 and is targeted at food, flavor, and fragrance applications. The improved line of Agilent J&W HP-INNOWax GC columns utilizes…
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midpolarity phase; Crossbond trifluoropropylmethyl polysiloxane Column specifically tested for low-bleed performance. Rtx-200 columns have accomplished many difficult separations not possible on any other bonded stationary phase. Many analysts consider these the best, most inert midpolarity…
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DB-17ms
Agilent TechnologiesVirtually equivalent to (50%-Phenyl)-methylpolysiloxane 320°/340°C upper temperature limit Very low bleed midpolarity, suitable for GC/MS Exhibits inertness to active compounds Enhanced mass spectral integrity Bonded and cross-linked Solvent rinsable Best…
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eCl@ss 32119290 Application: This non-polar general purpose column provides primarily a boiling point elution order with a slight increase in selectivity, especially for aromatic compounds. USP Code: This column meets USP G27 and G36 requirements. Phase: Bonded …
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proprietary Crossbond diphenyl/dimethyl polysiloxane phase An Rtx-502.2 column will enable you to quantify all compounds listed in U.S. EPA methods 502.2 or 524.2, whether you use a mass spectrometer or a PID in tandem with an ELCD. The diphenyl/dimethyl polysiloxane based Rtx-502.2 stationary…
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100% divinylbenzene Porous polymers are unique, highly retentive stationary phases with a wide application range that are able to elute both polar and nonpolar compounds. They are very hydrophobic, so water has no impact on retention times and even elutes as a good chromatographic peak. The…
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DB-XLB
Agilent TechnologiesExceptionally low bleed Low polarity Extended temperature limit of 340°/360°C Exhibits inertness to active compounds Suitable for confirmational analysis Excellent for pesticides, herbicides, PCBs and PAHs Useful for GC/MS MSD testing and certification…