Gas Chromatography

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Gas Chromatography

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  • Glass Bubble Flow Meters

    Agilent Technologies

    Economical 10 or 100 mL These glass bubble flowmeters provide an economical way to monitor gas flow.

  • ADM Flow Meters

    Agilent Technologies

    Accuracy ±3% Operating temperature range: 0 to 45°C for instrument/-70 to 135°C for tubing Calibration traceable to NIST primary standards Measures flow rates from 0.5 to 1000 mL/min Split ratios ADM flowmeters allow most gas measurements with the touch of…

  • Vial Rack for Headspace Vials

    Restek

    Securely holds up to 36 headspace vials (fits 6, 10, or 20 mL vials). Vials lock in rack for convenient one-handed cap removal. Openings in the bottom of each well facilitate drainage. Alphanumeric indexing on rack simplifies sample identification. Easy to clean and fully autoclavable.*…

  • 1/16" Tubing Cutter

    Restek

    Produces square, smooth cuts in 1/16-inch tubing Eliminates tubing distortion Cuts hard or soft copper, aluminum, brass, stainless steel, Monel alloy, or titanium Replaceable cutting wheel

  • Ultra High Purity Gas Generators

    Parker Hannifin

    Eliminates handling costly, dangerous gas cylinders Reliable source of gas No more cylinder changing Silent operation Simple annual maintenance State-of-the-art, self contained Balston® Lab Gas Generators are a sensible alternative to old technology gas cylinders. They are cost effective…

  • Indicating Oxygen Trap

    Restek

    Indicator changes from light green to grey as oxygen is trapped Heavy-walled glass body, protected by polycarbonate sleeve, prevents oxygen and water infusion Prepurged for fast stabilization 100 psi (689 kPa) maximum operating pressure Reduces oxygen to 0.1 ppm 10 µm frits at…

  • 2.0 mL, 9 mm Short-Cap, Screw-Vial Closures (Polypropylene, preassembled)

    Restek

    Choose preslit caps (available for some vials) to reduce the risk of needle bending, release vacuum from high-volume injections, and improve injection reproducibility when greater than 20% of vial volume is withdrawn.

  • Shortix Capillary GC Column Cutter

    Restek

    Consistently make precise, clean, square cuts with a diamond blade Built-in magnifier to verify square cut Use with 0.25 mm ID to 0.53 mm ID tubing (0.78 mm OD maximum)

  • Straight Seamless 316L Grade Stainless Steel Tubing (Treated)

    Restek

    Treated Straight, 6-Foot Length Stainless Steel Tubing Individual 6-foot (± 1/2") straight pieces. In response to customer requests, we offer 6-foot straight lengths of 1/8-, 1/4, and 3/8-inch treated tubing. This tubing can be cut to your exact requirements using a standard tubing cutter.

  • High-Power Electronic Crimping Tool

    Restek

    The innovative design of Restek’s high power crimping tool features interchangeable jaws, so you only need one tool and can purchase crimpers and decappers in the sizes that meet your laboratory’s needs. The separate crimper and decapper jaw sets fit standard lab vial seals that are…

  • Parker Balston PEM Hydrogen Generators

    Restek

    Fuel-grade high purity hydrogen generators are safer alternatives to high-pressure gas cylinders. The new Proton Exchange Membrane (PEM) cell eliminates the use of liquid electrolytes with hydrogen generators. Deionized water is all that is required to generate hydrogen for weeks of continuous…

  • Nylon Tube Brushes and Pipe Cleaner

    Restek

    Use to remove small septum fragments and residue from dirty glass inlet liners. Brushes are 1/8-, 3/16-, and 1/4-inch in diameter; pipe cleaner is one foot (30 cm) long.

  • Micro-Vials with Screw Threads

    Restek

    Tapered for high recovery of contents Work with Mininert sampling valves

  • Dual Vespel Ring Inlet Seals for Agilent GCs

    Restek

    Our patented dual Vespel ring inlet seal greatly improves injection port performance—it stays sealed, even after repeated temperature cycles, without retightening the reducing nut! This seal features two soft Vespel rings, one embedded in its top surface and the other embedded in its bottom…

  • Dual-Stage Ultra-High Purity Chrome-Plated Brass Gas Regulators with CGA…

    Restek

    UHP brass regulators are the best choice when using ultra-high purity carrier gas for sensitive GC applications using MS, PID, or ECD detection methods. They feature reduced internal dead volume relative to stainless steel bodies. The 316L stainless steel diaphragm valve ensures leak-free shutoff.…

  • SilTite™ FingerTite

    SGE

    SilTite™ FingerTite is the next generation ferrule system for gas chromatography systems delivering an easy, leak free installation for capillary columns without the use of any tools. Who will benefit from this product? If you are running a capillary column equipped gas chromatography…

  • Stainless Steel Tube Brushes/Surface Brush

    Restek

    Unlike brass brushes that can leave a metal residue, these stainless steel tube brushes (3/8-, 3/16-, and 1/4-inch) work well for cleaning dirty collectors, injector ports, and detector ports. The surface brush can be used to remove residue that builds up on metal detector jets and electronic contacts.

  • Tedlar® Gas Sampling Bag

    MilliporeSigma

    Tedlar is recommended in several US EPA methods for sampling VOCs and sulfur compounds. Our Tedlar is made from a high-quality 2 mil Tedlar film for superior inertness, impermeability, sample integrity and good recovery data. Our Push Lock Valve (PLV) and seam-sealing process ensure that these bags…

  • Restek ProFLOW 6000 Electronic Flowmeter

    Restek

    Flowmeters that can measure flammable gases are becoming mandatory due to the increased use of hydrogen in chromatography. With its Ex rating, the Restek ProFLOW 6000 meter is designed specifically with explosive and flammable gases in mind. The Restek ProFLOW 6000 is the only flowmeter you…

  • Coiled 316L Grade Stainless Steel Tubing (Treated)

    Restek

    Treated Seamless 316L Grade Stainless Steel Tubing High durability tubing. Recommended for: Inert applications High temperatures High pressures Corrosive environments Zero bleed

  • Coiled Welded/Drawn 304 Grade Stainless Steel Tubing (Sulfinert Treated)

    Restek

    Our most popular grade of tubing. Recommended for: Chromatography applications Gas delivery systems Lower pressures Inert applications Maximum temperature of 450°C in an inert atmosphere.

  • Indicating Moisture Trap

    Restek

    Reduces water to less than 10 ppb; indicator changes from yellowish-green to blue at 5% relative humidity Prepurged for fast stabilization Reduces noise from high-sensitivity detectors Heavy-walled glass body prevents oxygen and water infusion 10 µm frit prevents microparticulate…

  • Septum Nuts for use with Agilent 5890/6850/6890/7890 Split/Splitless Injectors

    Restek

    Needle guide allows easy penetration and prevents septum coring Manual injection septum nut allows use of 26-gauge needles for on-column injections Made of high-quality stainless steel

  • Parker Balston Nitrogen Gas Generators for LC-MS

    Restek

    Turn compressed air into ultra-pure nitrogen (up to 99.5%). Flows from 1 to 44 L/min. Models N2-04, N2-14, N2-22, and N2-35 require no electricity. Safe, reliable, low maintenance. Maintenance kits include replacement filters. 12-month warranty from date of purchase.

  • SYNTHWARE Viton® O-Rings

    Kemtech America

    Various sizes available. These O-Rings are for use with solvent and chemical compatibility.

  • Compact Ferrules for Agilent GCs (Fit 0.25/0.32mm ID MXT Columns)

    Restek

    Graphite Ferrules Preconditioned to eliminate outgassing. High-purity, high-density graphite. Smoother surface and cleaner edges than conventional graphite ferrules. Contain no binders that can off-gas or adsorb analytes. Stable to 450°C. Vespel/Graphite Ferrules …

  • 2.0 mL Preassembled Vial Kits (8 mm/425 Screw-Thread, Unmarked Vials, Septa, and…

    Restek

    Caps attached to vials.

  • 2.0mL Sample Vial Racks

    Restek

    Racks feature alphanumeric indexing for easier vial identification. Racks can be stacked for efficient storage. Fits most 2.0 mL, 12 x 32 mm vials (vials sold separately).

  • Deactivated Glass Wool

    Restek

    More inert than our traditional glass wool Use to vaporize a sample in a liner prior to introduction into a capillary column

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