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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OPTIMA® 225 Capillary Columns
MACHEREY-NAGELOPTIMA® 225 Capillary columns for GC Features 50 % cyanopropylmethyl – 50 % phenylmethylpolysiloxane · USP G7 / G19 Medium polar phase Recommended for fatty acid analyses Similar phases: DB-225, HP-225, OV-225, Rtx-225, CP-Sil 43, 007-225, BP225 Max.…
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SPB®-1 Capillary GC Column
MilliporeSigmaApplication This column is often used for traditional general purpose applications, where a non-polar column is required. Analytes will be separated primarily according to boiling point. USP Code: This column meets USP G1, G2, and G9 requirements. Phase: Bonded …
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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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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…
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HYDRODEX Capillary Columns
MACHEREY-NAGELHYDRODEX cyclodextrin phases Capillary columns for GC enantiomer separation Features Base material: cyclic oligosaccharides consisting of seven (β-cyclodextrin) or eight (γ-cyclodextrin) glucose units bonded through α-1,4-linkages Regioselective derivatization…
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Extend analytical column lifetime by preventing degradation from harsh "steam-cleaning" water injections Maximum temperature: 325°C When transfer lines from purge-and-trap systems, air monitoring equipment, or other instruments carry condensed water vapor, deactivated column…
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PERMABOND® CW 20 M Capillary Columns
MACHEREY-NAGELCapillary columns for GC Features Polyethylene glycol 20 000 Da · USP G16 Polar phase Recommended for solvent analysis and alcohols, suitable for aqueous solutions Similar phases: OPTIMA® WAX, DB-Wax, Supelcowax, HP-Wax, HP-INNOWAX, Rtx-Wax, CP-Wax 52 CB, Stabilwax,…
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5% Phenyl Polysilphenylene-siloxane High temperature General Purpose GC column - suitable for over 80% of all routine analyses performed by gas chromatography Very Low Bleed - ideal for trace analysis Non-Polar Extremely inert Ideal for GC-MS Application Areas: …
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Strength-tested Inexpensive Coiled in 7-inch diameters, banded in 5-meter sections, and mounted in a Restek cage
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Temperature range -60°C to 300/315°C.
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Elite 624 capillary column 30m x 0.25mm, 1.40µm
PerkinElmerTemperature range -20°C to 240°C Equivalent to USP G43 phase
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Elite-WAX capillary column 15m x 0.45mm, 0.42µm
PerkinElmerTemperature range 20oC to 250 oC, Equivalent to USP G14, G15, G16, G20, G39.
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midpolarity phase; Crossbond phenyl methyl polysiloxane General-purpose columns for pesticides, herbicides, rosin acids, phthalate esters, and sterols. Temperature range: 0°C to 300°C. Equivalent to USP G3 phase. 4.5" standard coil diameter.
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Temperature range -20°C to 240/260°C.
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D3606 Application Column Set
RestekConforms to the specifications established in the current ASTM method D3606 for the quantitation of benzene and toluene in spark ignition fuel containing ethanol. Complete resolution of benzene from ethanol—no compromising coelutions. Accurate quantification of benzene and toluene.…
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DB-5
Agilent Technologies(5%-Phenyl)-methylpolysiloxane Non-polar General purpose column Wide range of applications Low bleed High temperature limit: -60° to 325/350°C* Bonded and cross-linked Solvent rinsable Wide range of column dimensions available Equivalent to USP…
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Deactivated Tubing is perfect for making guard columns and retention gaps. Use Splitters(p/n N9303448) and connectors (p/n N9302149) to attach tubing to polymide coated columns.
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HP-5
Agilent Technologies(5%-Phenyl)-methylpolysiloxane Non-polar Wide range of applications High temperature limits: -60° to 325°C isothermally, -60° to 350°C programmed. -60° to 300°C isothermally, -60° to 320°C programmed for 0.53 mm columns -60° to 260°/280°C…
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low- to midpolarity phase General-purpose columns for residual solvents, alcohols, oxygenates, and volatile organic compounds. Temperature range: -20°C to 280°C. Equivalent to USP G43 phase. 4.5" standard coil diameter.
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Micropacked GC Columns
RestekIncreased efficiency over traditional packed columns. Higher capacity than PLOT columns. Made from inert, flexible SilcoSmooth tubing. Wide range of packings available. Standard coils fit all instruments. No special instrument configurations required. Efficient, Inert, and…
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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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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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OPTIMA® 1301 Capillary Columns
MACHEREY-NAGELOPTIMA® 1301 Capillary columns for GC Features 6 % cyanopropyl-phenyl – 94 % dimethylpolysiloxane USP G43 Medium polar phase Ideal for pesticide analyses For corresponding columns with higher film thickness see OPTIMA® 624 Similar phases: HP-1301, DB-1301,…
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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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SPB®-35 Capillary GC Column
MilliporeSigmamaterial fused silica Quality Level 100 Agency meets requirements for USP G42 parameter 0-300 °C temperature (isothermal or programmed) Beta value 250 df 0.25 μm technique(s) gas chromatography…
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DB-35
Agilent Technologies(35%-Phenyl)-methylpolysiloxane Midpolarity - slightly more polar than HP-35 Low bleed Inert to active solutes Ideal for confirmational analyses Bonded and cross-linked Solvent rinsable Equivalent to USP Phase G42 Similar Phases: Rtx-35, SPB-35, AT-35,…
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Elite-Siltek Guard, 5m x 0.32mm
PerkinElmerElite-Siltek Guard Columns lengthen the life of the capillary columns.
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HP-Voc
Agilent Technologies• New Bullet • New Bullet • New Bullet • New Bullet • New Bullet • New Text Agilent Technologies products are intended for sale/shipment within the US only. International customers should contact their local Agilent Technologies distributor to place orders for Agilent Technologies products.
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low-polarity phase; Crossbond 1,4-bis(dimethylsiloxy)phenylene 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…
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Elite 1301 capillary column 30m x 0.25mm, 0.25µm
PerkinElmerTemperature range -20°C to 280°C Equivalent to USP G43 phase
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Restek’s molecular sieve 5A PLOT columns are designed for efficient separation of argon/oxygen and other permanent gases, including carbon monoxide. Special coating and deactivation procedures ensure chromatographic efficiency and the integrity of the porous layer coating. Molecular sieves…