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  • Rocker Vacuum Pumps

    Restek

    Oil-free vacuum pumps are piston powered, so they do not pollute the air and require minimal maintenance Quiet, low-vibration units keep disturbances to a minimum Built-in thermal protector automatically shuts off pump if it overheats and then restarts it once the unit is cool Inlet filter…

  • Opti-Cap GL-45 Bottle Tops

    Restek

    The most economical way to helium-sparge and deliver LC mobile phases. Opti-Cap tops fit all standard GL-45 bottles and have two 1/8" holes and one 1/16" hole for tubing. All three openings are designed for threaded PEEK plugs.

  • 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).

  • Ottawa Sand (Bulk Adsorbent)

    Restek

    Ottawa sand is listed in several U.S. EPA methods as the specified medium for matrix spike and laboratory control blanks. Sample medium for matrix spikes and laboratory control blanks Packaged in convenient 5 kg buckets

  • 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.*…

  • 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.

  • 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…

  • Universal Sealing Mats

    Restek

    Protect contents and prevent carryover with pre-slit cap mats Chemically resistant, silicone mats are excellent for compound storage to -80°C Pre-slit mats pierceable by autosampler needle, pipette tip, or probe Universal mat for sealing 0.45, 1.3, and 2.0 mL plates

  • Eco-Cap Bottle Top, ETFE

    Restek

    Fits all standard GL-45 bottles; has two 1/8-inch holes and one 1/16-inch hole for tubing. Holes are not threaded.

  • Syringe Filters with Luer Lock Inlet

    Restek

    Luer lock inlet offers leak-tight syringe connection Variety of filter types, porosities, and diameters Color coded for easy identification Rugged polypropylene housing Autoclavable to 121°C for 15 minutes Quantity break pricing for greater savings Cellulose Acetate, Nylon,…

  • Resprep 12- or 24-Port SPE Manifolds

    Restek

    Use with any standard male luer end SPE cartridges Inert, PTFE sample guides reduce cross-contamination and carryover Flexible sample collection rack will accommodate a variety of receiving vessels Quick vacuum-release valve for better system control Individual valves allow vacuum…

  • 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…

  • 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.

  • LC Maintenance Kits

    Restek

    Simplify routine maintenance with these handy kits for LC. Significant savings over instrument manufacturer prices High quality components in every kit Wide selection of PM Kits for your HPLC systems

  • Copper Tubing

    Restek

    Use for plumbing GC systems. Cleaned to remove residual organics.

  • LC Stainless Steel Capillary Tubing

    Restek

    Whether you need to replace system tubing as part of your troubleshooting or want to reduce the dwell volume of your system as you move to narrower columns, Restek has the quality tubing in the lengths and IDs you need. Each ID is color coded, so it is easy to identify and replace correctly. Tubing…

  • Q-sep 3000 Centrifuge for QuEChERS

    Restek

    Priced to fit your laboratory's budget, the Q-sep 3000 centrifuge is the first centrifuge specifically designed for QuEChERS methodology. This compact, quiet, yet powerful unit spins at the 3,000 g force required by the European method. Centrifuge includes 50mL tube carriers (six), 50mL…

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

    Restek

    Caps attached to vials.

  • Premium Non-Stick BTO Septa

    Restek

    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…

  • High-Pressure Frit-Type In-Line Filter

    Restek

    Restek’s high-pressure in-line filter is a stand-alone version of the Trident column protection system, specifically designed for ease of use, low dead-volume, and flexibility. The filter has a replaceable, PEEK encapsulated 316 stainless steel frit with a surface area of 12 mm 2 . The…

  • Aroclor Solutions

    Restek

    Certified reference materials (CRMs) manufactured and QC-tested in Restek’s ISO-accredited labs satisfy your ISO requirements. Aroclor standards may exhibit lot-to-lot variation.

  • 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 need…

  • GC Oven Thermometer

    Restek

    Verify GC oven temperature Quick measurements via sensor in the measuring tip Swivel head can turn 180° Wide measuring range: -50°C to +350°C.

  • Inert PEEK Tubing

    Restek

    Replaces stainless steel, titanium, PTFE, or Tefzel tubing Less oxygen permeable and more temperature resistant (to 100 °C) than PTFE or Tefzel tubing Use with PEEK finger-tight or flangeless fittings Use tubing ≤ 0.007" to 7,000 psi; tubing ≥ 0.010" ID to 5,000 psi

  • Click-On In-line Super Clean Ultra-High Capacity Moisture Trap

    Restek

    Click-On Traps measure: 8 1/2" x 1 1/4" (21.6 x 3.2cm) Note: Replacement trap only—fittings sold separately.

  • 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.

  • Restek Electronic Leak Detector

    Restek

    Don't let a small leak turn into a costly repair—protect your analytical column by using a Restek leak detector. Backed by a one-year warranty, the Restek leak detector is the industry standard for performance and affordability in handheld leak detectors. Features & benefits…

  • Waste Overflow Indicator for LC Systems

    Restek

    The Restek waste overflow indicator will help keep your mobile phase waste where it belongs—in the waste container! Compact, battery-operated unit fits securely on solvent bottles and accommodates two waste streams. An audible alarm is given as the solvent waste container approaches capacity,…

  • 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…

  • Q-sep Bottle Top Solvent Dispenser

    Restek

    Accurately and precisely dispense liquids for QuEChERS extractions with this versatile pump. A quick, simple adjustment lets you set the output volume anywhere from 2.5 mL to 30 mL per stroke, and the included adaptors will accommodate most reagent bottles. Adjustment knob offers 56 output…

  • FastPack Inlet Kits for Agilent GCs

    Restek

    Routine Maintenance with FastPack Inlet Kits What are the benefits of using a FastPack Inlet Kit? Injection port maintenance should be performed prior to installing any capillary column, and on a routine basis, based on the number of injections made and the cleanliness of the samples.…

  • 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

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