Gas Chromatography

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  • 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 only…

  • 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).

  • 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.

  • Parker Balston’s NitroVap-1LV and NitroVap-2LV Nitrogen Generators can provide clean, ultra-dry nitrogen to sample evaporators. These systems offer high nitrogen output flows in a miniature cabinet. The user can activate the manual SLEEP economy mode to eliminate compressed air consumption…

  • These electronic crimpers and decappers have a rechargeable 6.4-volt battery installed. The large battery allows for quick, powerful operation and a faster charge cycle, minimizing downtime. Charging the battery takes thirty minutes to two hours. The universal plug set includes U.S., European, UK,…

  • More flexible than fused silica wool.

  • 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.*…

  • UHP stainless steel regulators are the standard for ultra-high-purity and corrosion-resistant pressure regulation. They are more easily purged of atmospheric components compared to brass gas regulators, making them ideal for the most demanding applications. Stainless steel is especially useful in…

  • 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.…

  • Snoop® Liquid Leak Detector Non-toxic Non- flammable in liquid state Dries clean Will not collect dust Virtually odorless liquid detects leaks in hard-to-reach areas including vertical surfaces. Contains no chlorine or halogen additives.

  • Glass Bubble Flow Meters

    Agilent Technologies

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

  • Prevent small leaks from causing big problems with a Restek leak detector. Detects a broad range of gases and indicates leak severity with both an LED display and audible tone. No more waiting for a full charge—can be operated during charging or used up to 12 hours between charges.…

  • 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)

  • 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

  • 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…

  • Gas Sampling Bulbs, 250cc

    Bel-Art - SP Scienceware

    Polypropylene gas sampling bulbs have polypropylene stopcocks with free-turning Teflon® PTFE plugs. Ends accept 6.4 to 9.5mm (1/4 to 3/8") I.D. tubing Tube body is 5.1cm (2") O.D. x 22.2cm (8-3/4") long Stopcocks are 6.4cm (2-1/2") long Maximum recommended…

  • Standard Version Threads specially coated for easy installation and removal Special processing ensures the highest degree of cleanliness Meets or exceeds original manufacturer's performance High-Performance Version—Siltek Treated Similar to the standard version, but…

  • 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…

  • NUCLEODUR® is a fully synthetical type B silica (silica of 3rd generation) offering highly advanced physical properties: Totally spherical particle shape Outstanding surface microstructure High pressure stability Low metal content NUCLEODUR® as a state-of-the-art silica…

  • Nitrogen Generators

    Parker Hannifin

    NitroFlow Lab The Parker Balston® LC-MS NitroFlow Lab is a self-contained membrane nitrogen generator that produces LC-MS grade nitrogen with output pressure to 116 psig. Nitrogen is produced by utilizing a combination of compressors, carefully matched with filtration, and membrane…

  • Cuts 1/16", 1/8", or 1/4" tubing with inside diameter as small as 0.008" Electrically operated bench-top model Handy 1/16" dressing tool (included) on the swing arm removes burrs and reams tubing Voltage selectable 110–120/220–240 volts, 50–60…

  • Container, liner, and closure cleaned, assembled, and lot traceable Open-top caps PTFE faced 0.125" silicone septa Cleaned to U.S. EPA Protocol B specifications

  • 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…

  • For threaded connections in a wide range of plumbing materials Each roll is 1/2" x 260" Maximum temperature: 260°C

  • Use to remove the septum nut and weldments during GC maintenance Use the smaller end to remove the septum nut Use the larger end to tighten the split/splitless weldment nut High-quality stainless steel construction Meets original equipment performance

  • Three-way valves made of solid PTFE with hose nozzles. Resistant to chemicals. Very easy connection thanks to its excellent antifriction properties. Blue handles made of PP. Resistant to compression max. 1 bar Vacuum suitable up to 10 -1 mmHg Autoclavable

  • Usable to 340°C inlet temperature* Precision molding assures consistent, accurate fit Excellent puncturability Preconditioned and ready to use Packaged in ultra-clean blister packs** A Restek exclusive! Note: Due to differences in inlet design, the actual septum temperature…

  • General purpose single bank vacuum manifold with 4 or 6 ports. Main tube is 1" OD with a serrated hose connection, having the smallest serration 13.5mm and the largest serration 15.5mm, located at either the left or right side for vacuum connection. Ports are 4mm PTFE stopcocks with serrated…

  • Purity Hydrogen Generators

    Parker Hannifin

    H2PEM Models Parker Balston’s fuel gas hydrogen generators utilize proton exchange membrane, which eliminates the use of liquid electrolytes with hydrogen generators. Proven in over 40,000 GC installations worldwide. Parker Balston’s generators are the most reliable hydrogen…

  • Usable to 400 °C inlet temperature*. New plasma coating eliminates sticking in the injection port. Precision molding ensures consistent, accurate fit. Septa have a CenterGuide design to minimize coring. (Not available on 9.5 mm, 10 mm, and Shimadzu Plug.) 5 mm and 11 mm septa are…

  • TLC Micro Set F2

    MACHEREY-NAGEL

    This kit contains all chemicals required for the analysis of: Edible fats Fats and cholesterol in blood For the separations with kit F2, the materials kit TLC micro-set M is prerequisite.

  • Gas Clean Filters

    Agilent Technologies

    The Gas Clean Filter System delivers clean gases, reducing the risks of column damage, sensitivity loss and instrument downtime.

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