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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Elite-1 capillary column, 15m x 0.32mm, 0.25µm
PerkinElmerEquivalent to USP G1, G2 and G38 phases Temperature range -60°C to 350/400°C
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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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low-polarity 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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Stabilwax-MS columns ensure reproducible retention times from run to run, even with temperature cycling. When methods require trace analysis, this highly polar, low-bleed stationary phase produces excellent signal-to-noise levels! Ideal for food and flavor analysis (e.g., essential oils), fragrance…
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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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UltiMetal Plus Flexible Metal Ferrules
Agilent TechnologiesPut an end to frustration about GC capillary column connections! With the novel design of our proprietary UltiMetal Plus Flexible Metal ferrule, you can confidently make leak free column unions to capillary flow technology (CFT) devices. These new metal ferrules fix the problems of column breakage…
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DB-17
Agilent Technologies(50%-Phenyl)-methylpolysiloxane Midpolarity slightly more polar than HP-50+ Suitable for confirmational analyses Bonded and cross-linked Solvent rinsable Temperature limits are 40° to 260/280°C or 40° to 280/300°C Equivalent to USP Phase G3 HP-50+, Rtx-50,…
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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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Inlet Ferrules, High Purity Graphite
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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Elite 624 capillary column 60m x 0.25mm, 1.40µm
PerkinElmerTemperature range -20°C to 240°C Equivalent to USP G43 phase
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Extend analytical column lifetime by preventing degradation from harsh “steam-cleaning” water injections. Tested with a comprehensive test mix, to ensure high inertness Maximum temperature: 325°C When transfer lines from purge-and-trap systems, air monitoring equipment,…
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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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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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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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GC Capillary Column
Agilent TechnologiesAgilent J&W DB-1 is nonpolar and low-bleed, and operates under high temperature limits. It is an excellent choice for general purpose use in a wide variety of applications. Precision-engineered DB-1 is bonded, crosslinked and solvent rinsable, and is equivalent to USP phase G2. This product is…
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Select PAH Capillary Columns
Agilent TechnologiesAgilent J&W Select PAH is the first capillary column that provides a single solution for PAH analysis by separating all the isomers, thereby avoiding false positives and inaccurate results. It provides easy, fast, and accurate quantification of PAHs in environmental and food samples by…
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Accurate quantification of toluene and benzene—including benzene in gasoline containing ethanol or butanol blends. Complete resolution of benzene from ethanol—no compromising coelutions. Enhanced formulation with improved support material and polymers—more robust and reproducible. Column sets…
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Restek's R&D chemists have optimized the deactivation technology applied to our MXT-Alumina BOND/MAPD column for improved analysis of trace concentrations of polar hydrocarbons like acetylene, methyl acetylene, and propadiene in hydrocarbon streams containing higher levels of C1-C5…
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Temperature range: -20 to 320 degrees celsius. Similar to USP G43 phase.
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Capillary Column Ferrules
Agilent TechnologiesCapillary ferrules are packaged in dial packs which deliver one ferrule at a time, keeping the others clean and ready for use. The dial packaging has been tested to ensure no out gassing of contaminants, including phthalates. *These ferrules are recommended for use with Agilent GC/MS…
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2,3-di-O-ethyl-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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Reservoirs for use with CG-1188 and CG-1189 chromatography columns. Reservoir has a top 24/40 standard taper outer joint for use with CG-1191 flow control adapter and the listed size lower inner joint.
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DB-Wax
Agilent TechnologiesPolyethylene glycol (PEG) Close equivalent to USP Phase G16 High polarity Lower temperature limit of 20°C is lowest of any bonded PEG phase; improves resolution of low boiling point analytes Column-to-column repeatability Bonded and cross-linked Solvent rinsable …
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HP-1ms
Agilent Technologies100% Dimethylpolysiloxane Identical selectivity to HP-1 Non-polar Low bleed characteristics General purpose column Improved signal-to-noise ratio for better sensitivity and mass spectral integrity Bonded and cross-linked Solvent rinsable Temperature range:…
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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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Cyanopropylphenyl Polysiloxane Polar phase EPA volatile organics analysis (EPA 624, 502.2, SW-846 8240/8260) Application Areas: Environmental analyses, volatile organics, alcohol analysis, USP G43 Operating Temperature: 1.0-3.0µm film thickness: 0°C to…
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Elite-5 capillary column, 30m x 0.32mm, 0.25µm
PerkinElmerEquivalent to USP G27 and G36 phases Temperature range -60°C to 350°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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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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DB-Waxetr
Agilent TechnologiesPolyethylene glycol (PEG) Extended Temperature Range (etr) High polarity Excellent column-to-column repeatability Bonded and cross-linked Solvent rinsable Close equivalent to USP Phase G16 Similar Phases: HP-20M, SUPELCOWAX 10, CP-WAX 52 CB, SUPEROX II, CB-WAX,…
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DX-1 And DX-4
Agilent TechnologiesDX-1: 90% Dimethylpolysiloxane - 10% Polyethylene Glycol DX-4: 15% Dimethylpolysiloxane - 85% Polyethylene Glycol Because DX series GC columns are not bonded and cross-linked, we do not recommend solvent rinsing. Agilent Technologies products are intended for sale/shipment within…