Gas Chromatography Columns

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  • 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…

  • Chromatography Columns

    Chemglass

    General purpose gravity eluted column having a PTFE stopcock and reinforced beaded top. Column is constructed using MEDIUM WALL TUBING. Glass wool (not supplied) is used to support column packing. Lower end of the column has a round bottom.

  • MXT-5 Columns (Siltek-treated stainless steel)

    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 MXT-5 polymer,…

  • Chromatography Columns with Standard Taper Joints

    Chemglass

    General purpose column has a PTFE stopcock and a top outer joint. Glass wool (not supplied) is used 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…

  • 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. …

  • 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…

  • Deactivated Fused Silica Tubing

    Agilent Technologies

    Deactivated tubing can be used as retention gaps, guard columns, or transfer lines. Our standard deactivation process is a phenyl methyl deactivation — the preferred choice for most applications due to its inertness and robustness.

  • 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…

  • Chromatography Columns with Standard Taper Joints & Fritted Discs

    Chemglass

    Similar to CG-1188 but with a sealed in COARSE porosity 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…

  • DB-1

    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. 100% Dimethylpolysiloxane Non-polar Excellent general purpose column …

  • 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.

  • Deactivated capillary columns (precolumns)

    MACHEREY-NAGEL

    Recommended application: Preparation of capillary columns As precolumns, whenever a larger contamination capacity is required Different deactivations are available: Methyl-Sil deactivated Phenyl-Sil deactivated CW deactivated

  • Polyimide Uncoated Deactivated Fused Silica Capillary Tubing,Length: 5.0m, Inner…

    PerkinElmer

    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.

  • CA-2560 Capillary Columns

    Chromatography Associates

    100% biscyanopropyl polysiloxane Individually tested for inertness and efficiency Temperature Limits (0.25µm film) Minimum: 20°C Maximum Isothermal: 250°C Similar Phases CP-sil 88, HP-88, RT-2560, SP-2560 Common Applications Cis/trans FAMEs

  • 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…

  • FAMEWAX Columns (USP G16) (fused silica)

    Restek

    polar phase; Crossbond polyethylene glycol The elution order of polyunsaturated FAMEs on FAMEWAX columns is comparable to that on other Carbowax columns, but baseline resolution is achieved in significantly less time. Application-specific columns for FAMEs, specially tested with a FAME…

  • OPTIMA® WAX Capillary Columns

    MACHEREY-NAGEL

    OPTIMA® WAX Capillary 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: DB-Wax, Supelcowax, HP-Wax, HP-INNOWAX, Rtx-Wax, CP-Wax 52 CB, Stabilwax,…

  • Chromatography Reservoirs with Standard Taper Joints

    Chemglass

    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.

  • CAM

    Agilent Technologies

    Base deactivated polyethylene glycol Specifically designed for amine analysis Excellent peak shape for primary amines Replaces HP-Basicwax Similar Phases: Stabilwax-DB, Carbowax Amine Because the CAM is not bonded or cross-linked, we do not recommend solvent rinsing.

  • 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…

  • Rtx-5 Amine Columns (fused silica)

    Restek

    low-polarity phase; Crossbond 5% diphenyl/95% dimethyl polysiloxane Active basic compounds that otherwise require derivatization, or an alternative analytical technique, can be analyzed on an Rtx-5 Amine column. The tubing surface is chemically altered to reduce tailing of basic compounds,…

  • 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…

  • 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…

  • BP1 / BP1 PONA Capillary Columns

    SGE

    100% Dimethyl Polysiloxane Classic dimethyl polysiloxane technology with high temperature cross-linking Excellent general purpose GC column Low Bleed Non-polar Suitable for all routine analyses Application areas: suitable for analysis of hydrocarbons, aromatics,…

  • DB-1701

    Agilent Technologies

    (14%-Cyanopropyl-phenyl)-methylpolysiloxane Low/midpolarity Bonded and cross-linked Solvent rinsable Exact replacement for HP-1701 Similar Phases: DB-1701: SPB-1701, CP-Sil 19 CB, Rtx-1701, BP-10, OV-1701, 007-1701, ZB-170

  • GS-Gaspro

    Agilent Technologies

    Bonded PLOT column technology Suitable for light hydrocarbons and sulfur gas Retention stability not affected by water Separates CO and CO2 on a single column Ideal PLOT column for CG/MS - no particles Temperature limits: -80° to 260°/300°C …

  • HP-Fast GC Residual Solvent, 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. Equivalent to USP Phase G43 Thinner film reduces run time by 2.5 times and…

  • 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…

  • OPTIMA® 5 MS Accent Capillary Columns

    MACHEREY-NAGEL

    OPTIMA® 5 MS Accent Capillary columns for GC Features Silarylene phase with polarity similar to a 5 % diphenyl – 95 % dimethylpolysiloxane phase · USP G27, G36 Lowest column bleed, nonpolar phase, ideal for ion trap and quadrupole MS detectors Solvent rinsing for…

  • SUPELCO Omegawax® Capillary GC Column

    MilliporeSigma

    L × I.D. 30 m × 0.32 mm, df 0.25 μm Synonym(s): Amino Acid Sequence: Empirical Formula: Formula Weight: Linear Formula: Purity: Boiling Point: Melting Point: Density: Refractive Index: Storage: Beilstein…

  • Fused Silica Tubing (Undeactivated, Untreated)

    Restek

    Strength-tested Inexpensive Coiled in 7-inch diameters, banded in 5-meter sections, and mounted in a Restek cage

  • DB-Wax

    Agilent Technologies

    Polyethylene 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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