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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Chromatography Columns
ChemglassGeneral purpose gravity eluted column having a PTFE stopcock and reinforced beaded top. Column is constructed using MEDIUM WALL TUBING. Glass wool (not supplied) is used to support column packing. Lower end of the column has a round bottom.
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Elite-1 capillary column, 30m x 0.53mm, 1.50µm
PerkinElmerEquivalent to USP G1, G2 and G38 phases Temperature range -60°C to 350/400°C
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Equivalent to USP G43 phase Temperature range -60°C to 330/350°C
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porous divinylbenzene homopolymer 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…
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proprietary Crossbond phase These columns separate to baseline all blood alcohol compounds in blood, breath, or urine, in less than 3 minutes, under isothermal conditions. Isothermal analysis increases productivity by eliminating the need for oven cycling. Confirmation is easily achieved with…
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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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DB-35ms
Agilent TechnologiesVirtually equivalent to a (35%-Phenyl)-methylpolysiloxane Midpolarity Very low bleed characteristics Extended temperature limit of 340/360°C Exhibits inertness to active compounds Suitable for confirmational analysis Bonded and cross-linked Solvent rinsable …
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GC Columns Ferrules
Agilent TechnologiesThe Agilent Technologies ferrule is compatible for use with GC (gas chromatography) columns. It is mainly used to safeguard columns and maintain leak proof connections during high temperature applications. This accessory is made of sturdy material which offers enhanced durability. This product is…
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Porous Polymer Columns
RestekRestek offers a full range of porous polymers, including HayeSep and Porapak polymer packings for analyses of volatile compounds and light solvents.
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Your chromatography analysis does not end with the selection of the GC column. The combination of components selected for your instrument also make an important contribution to successful separations. Choose SGE technology to improve your chromatography.
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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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J&W DB-1ms Ultra Inert Capillary GC Columns
Agilent TechnologiesDB-1ms is an excellent general-purpose GC column and ideal for GC/MS of active analytes commonly found in drug screening and environmental analyses. The Ultra Inert 1ms GC columns set the new industry standards for consistent column inertness and exceptionally low column bleed. These columns…
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OPTIMA® 624 LB Capillary Columns
MACHEREY-NAGELOPTIMA® 624 LB Capillary columns for GC Features 6 % cyanopropyl-phenyl – 94 % dimethylpolysiloxane USP G43 Medium polar phase Low bleed columns for halogenated hydrocarbons, volatiles, aromatic compounds, solvents etc. Similar phases: HP-624, HP-VOC, DB-624,…
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PerkinElmer Elite-XLB (Specialty phase for GC/MS with exceptionally low bleed) Series Capillary Columns, Length: 30m, Inner Diameter: 0.32mm, Film Thickness: 0.50m, Temperature Limits:30 to 340/360C
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Elite-1 capillary column, 15m x 0.53mm, 3.00µm
PerkinElmerEquivalent to USP G1, G2 and G38 phases Temperature range -60°C to 350/400°C
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polar phase; Crossbond cyanopropylmethyl phenylmethyl polysiloxane The cyanopropyl-containing Rtx-225 phase is slightly less polar than bonded polyethylene glycol (PEG) phases, but it can be used for many of the same applications. Improvements to the Rtx-225 polymer have increased thermal…
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Elite-5MS capillary column 20m x 0.18mm, 0.18µm
PerkinElmerTemperature range -60oC to 350 oC Equivalent to USP G27, G36 phases
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ShinCarbon ST Columns
RestekAnalyze oxygen, nitrogen, methane, carbon monoxide, and carbon dioxide with one column at room temperature. ShinCarbon ST material, a high surface area carbon molecular sieve (~1,500 m 2 /g), is the ideal medium for separating gases and highly volatile compounds by gas solid chromatography (GSC).…
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Polyethylene Glycol Industry standard wax column Polar phase Cross-linked for stability and washing Application Areas: alcohol, free acids, fatty acid methyl esters, aromatics, solvents, essential oils Operating Temperature: 0.1-1.0µm film thickness:…
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Untreated Capillaries
MACHEREY-NAGELUntreated capillaries Recommended application: Capillary electrophoresis Preparation of capillary columns Capillary LC applications
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SCOT Capillary GC Column phase TCEP
MilliporeSigmaSupelco is the leader in Support Coated Open Tubular (SCOT) GC column technology. Our unsurpassed manufacturing technique allows us to deposit a uniform layer of liquid phase-coated support particles on the inner wall of stainless steel tubing. This technology gives us access to many phases that…
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Refinery Gas Analyzer Calibration Blend without Syringe Adapter
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DB-1701
Agilent Technologies(14%-Cyanopropyl-phenyl)-methylpolysiloxane Low/midpolarity Bonded and cross-linked Solvent rinsable Exact replacement for HP-1701 Similar Phases: DB-1701: SPB-1701, CP-Sil 19 CB, Rtx-1701, BP-10, OV-1701, 007-1701, ZB-170 Agilent Technologies products are intended for…
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Crossbond 5% diphenyl/95% dimethyl polysiloxane—optimized for hydrocarbon analysis
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midpolarity phase; Crossbond diphenyl 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…
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nonpolar phase; Crossbond dimethyl polysiloxane MXT-1 columns exhibit long lifetime and very low bleed at high operating temperatures. A proprietary synthesis process eliminates residual catalysts that could cause degradation and increase bleed. General-purpose columns for solvent…
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LIPODEX® Capillary Columns
MACHEREY-NAGELLIPODEX® cyclodextrin phases Capillary columns for GC enantiomer separation Features Base material: cyclic oligosaccharides consisting of six (α-cyclodextrin), seven (β-cyclodextrin) or eight (γ-cyclodextrin) glucose units bonded through α-1,4-linkages …
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proprietary Crossbond phase These columns separate to baseline all blood alcohol compounds in blood, breath, or urine, in less than 3 minutes, under isothermal conditions. Isothermal analysis increases productivity by eliminating the need for oven cycling. Confirmation is easily achieved with…