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Gas Chromatography Columns, Columns

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  • HP-Plot Q

    Agilent Technologies

    Bonded polystyrene-divinylbenzene based column A PLOT column with polarity between Porapak-Q and Porapak-N Column for C1 to C3 isomers and Alkanes to C12, CO2 , methane, air/CO, oxygenated compounds, sulfur compounds and solvents A PLOT column to replace packed…

  • Capillary Column Ferrules

    Agilent Technologies

    Capillary 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…

  • Stabilwax-DA Columns (fused silica)

    Restek

    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…

  • Stabilwax Columns (fused silica)

    Restek

    polar phase; Crossbond polyethylene glycol Restek’s polar-deactivated surface tightly binds the Carbowax polymer and increases thermal stability, relative to competitive columns. Because of the increased stability produced by the bonding process, Stabilwax columns exhibit long column…

  • Rxi-5Sil MS Columns (fused silica)

    Restek

    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…

  • SP™-2560 Capillary GC Column, L × I.D. 100 m × 0.25 mm, df 0.20 µm

    MilliporeSigma

    Synonym: SP-2560, 100M.20UM.25MM Application This highly polar biscyanopropyl column was specifically designed for detailed separation of geometricpositional (cis/trans) isomers of fatty acid methyl esters (FAMEs). It is extremely effective for FAME isomer applications. USP Code : This…

  • HP-5ms

    Agilent Technologies

    Meets EN14331 Standards (5%-Phenyl)-methylpolysiloxane Non-polar Very low bleed, suitable for GC/MS Exhibits inertness to active compounds Temperature limits are -60° to 325°/350°C Improved signal-to-noise ration for increased sensitivity and mass spectral integrity Bonded and cross-linked…

  • DB-5ms

    Agilent Technologies

    Phenyl Arylene polymer virtually equivalent to a (5%-Phenyl)-methylpolysiloxane Non-polar Very low bleed, suitable for GC/MS Exhibits inertness to active compounds Temperature limits are -60° to 325°/350°C Improved signal-to-noise ration for increased sensitivity and mass…

  • DB-624

    Agilent Technologies

    Specifically 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…

  • UltiMetal Plus Flexible Metal Ferrules

    Agilent Technologies

    Put 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…

  • Rxi-35Sil MS Columns (fused silica)

    Restek

    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…

  • HayeSep Packing Materials

    Restek

  • 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…

  • HP-1

    Agilent Technologies

    100% Dimethylpolysiloxane Industry standard general purpose column Non-polar Wide range of applications Superior performance of low molecular weight alcohols High temperature limit Bonded and cross-linked Solvent rinsable Wide range of column dimensions …

  • Rtx-1 Columns (fused silica)

    Restek

    nonpolar phase; Crossbond dimethyl polysiloxane General-purpose columns for solvent impurities, PCB congeners (e.g., Aroclor mixes), simulated distillation, arson accelerants, gases, natural gas odorants, sulfur compounds, essential oils, hydrocarbons, semivolatiles, pesticides, oxygenates. …

  • Rtx-OPPesticides2 Columns (fused silica)

    Restek

    proprietary Crossbond phase Using sophisticated computer modeling software, we created two stationary phases for separating the 53 organophosphorus pesticides (OPP) listed in EPA Method 8141. Separation is improved and analysis time is significantly reduced, compared to other columns. The…

  • Base-Deactivated Guard/Retention Gap Columns (fused silica)

    Restek

    Chemists using guard columns in the analyses of basic compounds frequently observe peak tailing and low recovery. This happens because conventionally deactivated tubing surfaces can be adsorptive to basic compounds. Restek offers base-deactivated guard columns, as well as base-deactivated inlet…

  • Rtx-225 Columns (fused silica)

    Restek

    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…

  • Rtx-5MS—Low-Bleed GC-MS Columns (fused silica)

    Restek

    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:…

  • BP21 (FFAP) Capillary Columns

    SGE

    Polyethylene Glycol (PEG) - TPA Treated Nitroterephthalic acid modified PEG Polar Phase Ideal for low molecular weight acids Application Areas: Volatile free acids, fatty acid methyl esters, alcohols, aldehydes, acrylates, ketones Operating Temperature: …

  • DB-FFAP 30m, .32mm, .25um, 5" Cage

    Agilent Technologies

    GC capillary columns are typically wound on 7 inch cages that fit into standard-sized GCs like the 6890. The 6850 GC has a smaller oven which requires the use of columns wound on a smaller cage diameter. Nitroterephthalic acid modified polyethylene glycol High polarity Temperature…

  • HP-FFAP

    Agilent Technologies

    GC capillary columns are typically wound on 7 inch cages that fit into standard-sized GCs like the 6890. The 6850 GC has a smaller oven which requires the use of columns wound on a smaller cage diameter. Nitroterephthalic acid modified polyethylene glycol High polarity Temperature…

  • Rtx-5 (G27) Columns (fused silica)

    Restek

    low-polarity phase; Crossbond diphenyl dimethyl polysiloxane The diphenyl dimethyl polysiloxane stationary phase is the most popular GC stationary phase and is used in a wide variety of applications. All residual catalysts and low molecular weight fragments are removed from the Rtx-5 polymer,…

  • DB-225ms

    Agilent Technologies

    Virtually 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:…

  • 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, CP-Sil 24 CB, 007-17(MPS-50),…

  • DX-1 And DX-4

    Agilent Technologies

    DX-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.

  • CarboBlack Columns

    Restek

    Graphitized carbon black offers unique selectivity and very little adsorption for alcohol analyses. Two types of CarboBlack supports are available, CarboBlack B and CarboBlack C. CarboBlack B support, with its higher surface area, can hold up to a 10% loading of a nonsilicone liquid phase.…

  • Rt-Q-BOND Columns (fused silica PLOT)

    Restek

    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…

  • MXT-50 Columns (Siltek-treated stainless steel)

    Restek

    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.

  • 60% Vespel® / 40% Graphite Ferrules (VGS)

    Chromatography Research Supplies

    Reusable Upper temperature limit of 400°C Preferred for vacuum and high pressure. Recommended for MS/GC. One piece design requires no back ferrule.

  • DB-Waxetr

    Agilent Technologies

    Polyethylene 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,…

  • Stabilwax-DB Columns (fused silica)

    Restek

    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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