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Gas Chromatography Columns, Columns, Restek

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Restek Columns Gas Chromatography Columns

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  • MXT-502.2 Columns (Siltek-treated stainless steel)

    Restek

    proprietary Crossbond diphenyl/dimethyl polysiloxane phase An MXT-502.2 column will enable you to quantify all compounds listed in U.S. EPA Methods 502.2 or 524.2, whether you use a mass spectrometer or a PID in tandem with an ELCD. The diphenyl/dimethyl polysiloxane based MXT-502.2 stationary…

  • Rtx-1301 (G43) Columns (fused silica)

    Restek

    low- to midpolarity phase Many analysts feel the Rtx-1301 column has the best cyanosiloxane bonded stationary phase available, with no other column manufacturer providing lower bleed, longer lifetime, or better inertness. Our polymer is fully characterized to ensure long-term reproducibility,…

  • Micropacked GC Columns

    Restek

    Increased 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…

  • 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,…

  • 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…

  • Rxi-1301Sil MS Columns (fused silica)

    Restek

    midpolarity Crossbond phase Cyano-based 1301 columns are general use GC columns that are well suited for the analysis of solvents across a range of volatilities. The cyano stationary phase provides more retention of polar compounds than a 5-type column; however, cyano-based stationary phases…

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

    Restek

    polar phase; Crossbond Carbowax polyethylene glycol—provides oxidation resistance General-purpose columns for FAMEs, flavor compounds, essential oils, amines, solvents, xylene isomers, and U.S. EPA Method 603 (acrolein/acrylonitrile). Equivalent to USP G14, G15, G16, G20, and G39…

  • GCxGC Selectivity Kits

    Restek

    Wide range of stationary phases offers orthogonal separations. High thermal stability increases system ruggedness. Unrivaled column inertness for accurate analysis of active compounds. 0.15, 0.18, or 0.25 mm ID formats accommodate varying sample capacities, speeds, and detectors. …

  • MXT-Biodiesel TG Columns (Siltek-treated stainless steel)

    Restek

    Fast analysis times and sharp mono-, di-, and triglyceride peaks. Stable at 430°C for reliable, consistent performance.

  • 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…

  • Porous Polymer Columns

    Restek

    Restek offers a full range of porous polymers, including HayeSep and Porapak polymer packings for analyses of volatile compounds and light solvents.

  • Rxi-624Sil 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…

  • MXT-35 Columns (Siltek-treated stainless steel)

    Restek

    midpolarity phase; Crossbond diphenyl dimethyl polysiloxane General-purpose columns for organochlorine pesticides, PCB congeners (e.g. Aroclor mixes), herbicides, pharmaceuticals, sterols, rosin acids, and phthalate esters. Temperature range: 0°C to 340°C Equivalent to USP G42 phase

  • MXT-1 Columns (Siltek-treated stainless steel)

    Restek

    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…

  • MXT-200 Columns (Siltek-treated stainless steel)

    Restek

    midpolarity phase; Crossbond trifluoropropylmethyl polysiloxane General-purpose columns for solvents, Freon fluorocarbons, alcohols, ketones, silanes, and glycols. Excellent confirmation column with an Rtx-5 column, for phenols, nitrosamines, organochlorine pesticides, chlorinated…

  • MXT-Q-BOND Columns (Siltek-treated stainless steel PLOT)

    Restek

    Advantages of metal MXT PLOT columns include: Can be made in small coil diameters—perfect for tight spaces. Rugged material withstands rough handling and shock. Designed for robust performance in process GCs and field instruments. Available in 3.5"-coil diameter or…

  • Rxi-17Sil MS Secondary Columns for GCxGC (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…

  • MXT-Msieve 5A Columns (Siltek-treated stainless steel PLOT)

    Restek

    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…

  • OPN on Res-Sil C Column (packed)

    Restek

    This column separates the light hydrocarbons, and baseline resolves cis-2-butene from 1,3-butadiene. Special Columns for Unsaturated Light Hydrocarbons Faster separations of C1 to C4 hydrocarbons. Res-Sil packing replaces Porasil materials.

  • MXT-S-BOND Columns (Siltek-treated stainless steel PLOT)

    Restek

    Advantages of metal MXT PLOT columns include: Can be made in small coil diameters—perfect for tight spaces. Rugged material withstands rough handling and shock. Designed for robust performance in process GCs and field instruments. Available in 3.5"-coil diameter or…

  • DiatoSorb Diatomaceous Earth Columns

    Restek

    Low bleed levels Longer column lifetimes Short conditioning times Bonded phases are used in capillary columns because they provided a dramatic increase in column quality. To truly bridge the gap between traditional packed columns and capillary columns, it was necessary to develop bonded…

  • Deactivated Fused Silica Tubing (Nonpolar)

    Restek

    Useful as guard columns, transfer lines, or long retention gaps Inertness-tested with the Grob test mix includes test chromatogram. 5-meter banded sections mounted in a Restek cage. Maximum temperature: 325°C Note: 30- and 60-meter lengths are banded in 5-meter sections. …

  • 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…

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

    Restek

    proprietary Crossbond diphenyl/dimethyl polysiloxane phase MXT-Volatiles columns were the first columns designed specifically for analyses of the 34 volatile organic pollutants listed in U.S. EPA Methods 601, 602, and 624. With these columns, you can quantify all compounds listed in these…

  • 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. …

  • Molecular Sieve Columns

    Restek

    Molecular sieve packed columns easily separate permanent gases at above-ambient temperatures. Restek’s R&D chemists have developed a process for preparing molecular sieve packings, which results in excellent batch-to-batch reproducibility. In addition, our molecular sieves are…

  • D3606 Application Column Set

    Restek

    Conforms 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.…

  • 2abc Refinery Gas Column Set (packed)

    Restek

    Special Columns for Unsaturated Light Hydrocarbons Faster separations of C1 to C4 hydrocarbons This 3-column set is finely tuned to resolve light hydrocarbons. When used in the proper valving system, it will elute C5+ hydrocarbons ahead of C1 through C4 hydrocarbons. 88004-875: To be…

  • Rtx-1701 Columns (fused silica)

    Restek

    midpolarity Crossbond phase Rtx-1701 is one of the more popular stationary phases used in capillary GC. The mix of cyano and phenyl functional groups increases the polarity and offers a different elution order relative to less polar Rtx-1 or Rtx-5 columns. An Rtx-1701 column is ideal for…

  • Rt-Alumina BOND/Na2SO4 Columns (fused silica PLOT)

    Restek

    Restek Rt-Alumina BOND columns are highly selective for C1–C5 hydrocarbons and separate all saturated and unsaturated hydrocarbon isomers above ambient temperatures. The reactivity of the aluminum oxide stationary phase is minimized, by deactivation with inorganic salts like KCl or…

  • MXT-65TG Columns (Siltek-treated stainless steel)

    Restek

    high-polarity phase; Crossbond diphenyl dimethyl polysiloxane The MXT-65TG phase resolves triglycerides by degree of unsaturation as well as by carbon number. Because of the chemistry required to achieve 370°C thermal stability, an MXT-65TG column should not be used for analyses of…

  • Rxi-1ms Columns (fused silica)

    Restek

    nonpolar phase; Crossbond 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 combination of…

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