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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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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SLB®-5ms Capillary GC Column
MilliporeSigmaApplication: The 5% phenyl equivalent phase provides a boiling point elution order with a slight increase in selectivity, especially for aromatic compounds. The low bleed characteristics, inertness, and durable nature make it the column of choice for environmental analytes (such as semivolatiles,…
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Similar to CG-1186 but with a sealed in COARSE porosity fritted disc to support column packing. Lower end of the column has a round bottom. Column is constructed using MEDIUM WALL TUBING.
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GC Capillary Column
Agilent TechnologiesThe J&W DB-624 capillary Gas Chromatography (GC) column is designed for the analysis of volatile organic pollutants by GC and GC/MS. The DB-624 column is recommended for residual solvent analysis by USP Monograph , and Environmental Protection Agency (EPA) methods for volatile organic compounds…
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Inlet Ferrules, 100% PTFE
Chromatography Research SuppliesThomas Scientific offers a large selection of ferrules made from PTFE, Graphite, Vespel® and Vespel/Graphite composites. Ferrule sizes refer to the size of the fittings into which they fit; they are not the diameter of the ferrule. (For example, 1/16" ferrules are 1/8" diameter.) …
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Crossbond 100% dimethyl polysiloxane—optimized for hydrocarbon analysis Gasolines are complex mixtures of hundreds of compounds. Information about concentrations of the individual components is important for evaluating raw materials and for controlling refinery processes. ASTM D6730-01…
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CarboBlack Packing Materials
RestekCarboBlack B supports up to 10% loading of a nonsilicone liquid phase CarboBlack C supports up to 1% loading of a nonsilicone liquid phase Graphitized carbon black offers unique selectivity and very little adsorption for alcohol analyses. Two types of CarboBlack supports are available,…
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DB-624
Agilent TechnologiesSpecifically designed for the analysis of volatile priority pollutants No cryogenics needed for U.S. EPA Method 502.2 Excellent for U.S. EPA Methods: 501.3, 502.2, 503.1, 524.2, 601, 602, 8010, 8015, 8020, 8240 and 8260 Exhibits inertness to active compounds Bonded and cross-linked Solvent…
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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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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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midpolarity Crossbond phase General-purpose columns for alcohols, oxygenates, PCB congeners (e.g., Aroclor mixes), and pesticides. Equivalent to USP G46 phase 4.5" standard coil diameter
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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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low-polarity proprietary 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-624 Ultra Inert GC Columns
Agilent TechnologiesDB-624 Ultra Inert columns are designed for trace analysis in environmental volatile organic compound applications. Agilent Technologies products are intended for sale/shipment within the US only. International customers should contact their local Agilent Technologies distributor to place…
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These application-specific columns for blood alcohol analysis baseline separate all critical compounds—including ethanol, methanol, acetone, tert-butanol, acetaldehyde, isopropanol, and n-propanol—in less than 2 minutes. Every Rtx-BAC Plus 1 and Rtx-BAC Plus 2 column is qualified with a…
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DB-225ms
Agilent TechnologiesVirtually equivalent to (50%-Cyanopropylphenyl)-methylpolysiloxane Mid/high polarity Excellent for separations of cis- and trans-fatty acid methyl esters (FAMEs) Low bleed Bonded and cross-linked Solvent rinsable Close equivalent to USP Phase G7 Similar Phases:…
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The Elite-SimDist columns are specifically for the simulated distillation application. The phase is specifically processed for dimethylpolysiloxane.
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Duraguard Columns
Agilent TechnologiesColumns with “built in” guard columns, no press-fit connectors Minimize front-end contamination and increase column lifetime Aid in focusing sample onto the front of the column for better peak shape Minimize MSD contamination originating from the column (when used in…
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DB-5.625
Agilent TechnologiesEquivalent to a (5%-Phenyl)-methylpolysiloxan Non-polar Specially processed to exhibit excellent inertness for EPA Semivolatiles Methods 625, 1625, 8270 and CLP protocols* Surpasses EPA performance criteria for semivolatiles Inert for base, neutral and acidic compounds High…
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Proprietary cyclodextrin material 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 columns that have pure…
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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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Undeactivated Fused Silica Tubing
Agilent TechnologiesUndeactivated tubing or bare fused silica is commonly used for capillary electrophoresis. It can also be used for transfer lines and other applications where inertness is not critical. Agilent Technologies products are intended for sale/shipment within the US only. International customers…
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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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OPTIMA® 1 MS Accent Capillary Columns
MACHEREY-NAGELOPTIMA® 1 MS Accent Ultra-low bleed capillary columns for GC Features 100 % dimethylpolysiloxane · USP G1 / G2 / G38 Nonpolar phase with ultra-low bleeding, ideal for ion trap and quadrupole MS detectors Increased sensitivity due to an unmatched low background level …
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Elite-1 capillary column, 60m x 0.32mm, 1.00µm
PerkinElmerEquivalent to USP G1, G2 and G38 phases Temperature range -60°C to 350/400°C
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3x faster multiresidue pesticides analysis in foods. Factory-coupled, leak-free kit makes setting up LPGC as simple as a column change. Ideal for speeding up GC-MS and GC-MS/MS methods. Integrated transfer line reduces background and stabilization time.
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HP-101
Agilent Technologies100% Dimethylpolysiloxane Temperature limits: -60 to 280°C Similar Phases: OV-101, SP 200, DB-1, HP-1 Because HP-101 columns are not bonded or cross-linked, we do not recommend solvent rinsing. Agilent Technologies products are intended for sale/shipment within the US only.…
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Elite-WAX capillary column 30m x 0.53mm, 1.00µm
PerkinElmerTemperature range 20oC to 240/250 oC, Equivalent to USP G14, G15, G16, G20, G39.
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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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Similar to CG-1196 but with a COARSE porosity sealed in fritted disc to support column packing. Column is constructed using MEDIUM WALL TUBING. Can be used as a gravity eluted column or a flash column (as described by W.C. Still, M. Kahn and A. Mitra of Columbia University in JOURNAL OF ORGANIC…
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Ultra 1 & Ultra 2
Agilent TechnologiesUltra 1: 100% Dimethylpolysiloxane Ultra 2: (5%-Phenyl)-methylpolysiloxane Non-polar Bonded and cross-linked Solvent rinsable HP-1 and HP-5 with tighter specifications for retention index and capacity factors Temperature range: -60° to 325°/350°C …