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  • 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,…

  • 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…

  • 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…

  • High-Capacity Moisture Trap

    Restek

    Purged with ultra-high-purity helium; ready to use with any carrier gas including hydrogen Reduces water to less than 15 ppb Maximum operating pressure: 250 psi (1,724 kPa) Maximum flow: 1.25 L/min

  • Chemker Vacuum Pumps

    Restek

    PTFE wetted parts are highly resistant to corrosive gases Diaphragm-based pump is low maintenance and virtually pollution free 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…

  • Membrane Filters

    Restek

  • High-Pressure Cup-Type In-Line Filter

    Restek

    This high-pressure cup-type filter can be used in fluid streams operating to 15,000 psi (103,421 kPa). The cup-shaped filter elements have a large (2.5 cm 2 ) surface area to give long operating lifetime. Mounted in screw-type adapters, they are easily removed for cleaning. Normally, backflushing…

  • Organophosphorus Pesticide Mix, 8270/Appendix IX

    Restek

    Conc. in Solvent and Volume: 2,000 µg/mL in methylene chloride, 1 mL/ampul Compounds Dimethoate (60-51-5) Disulfoton (298-04-4) Famphur (52-85-7) Methyl parathion (298-00-0) O,O,O-Triethyl phosphorothioate (126-68-1) Parathion (ethyl parathion) (56-38-2) Phorate (298-02-2) …

  • 8270 MegaMix® Standard

    Restek

    • Fewest mixtures needed for calibration and matrix spikes • Mixtures formulated for maximum stability • Contains most routinely analyzed compounds Conc. in Solvent and Volume: 1,000 µg/mL each in methylene chloride, 1 mL/ampul

  • Replacement Combination Vacuum/Pressure Gauges

    Restek

    2-inch vacuum/pressure gauges, 316 stainless steel with 1/8" NPT fitting and center back mount. Recommended for use with canisters.

  • 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…

  • PTFE Tubing

    Restek

    Ideal for mobile phase inlet lines Chemically inert Use to 500 psi (3,447 kPa) and 80°C

  • Copper Tubing

    Restek

    Use for plumbing GC systems Cleaned to remove residual organics

  • Last Drop Filter

    Restek

    The flat filter element sits parallel to the bottom of the mobile phase reservoir, allowing the filter to draw 98% of the mobile phase without drawing air into the system. Conventional cylindrical mobile phase filters begin to draw air into the system when approximately 10% of the solvent remains…

  • Thomson SINGLE StEP Standard Filter Vials

    Restek

    Recommended for samples containing less than 10% solid particulates Easy-to-use vials offer fast sample filtration and require only a squeeze of your fingers Minimize sample loss by eliminating multiple transfers Color-coded caps allow easy identification of 0.2 μm or 0.45 μm…

  • 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.

  • 531.2 Carbamate Pesticide Calibration Mixture

    Restek

    Complete set of materials for N-methylcarbamoyloximes and N-methylcarbamates. New mix satisfies latest update of EPA Method 531.2 Formulated in acetonitrile for stability and convenience for LC analysis 100 μg/mL in acetonitrile

  • Multi-Layer Foil Gas Sampling Bags

    Restek

    Sampling bags are a low-cost whole air sampling device for high level VOCs and permanent gases. Several EPA, NIOSH, and OSHA methods exist for bag sampling for a variety of applications: stationary sources emissions; workplace atmospheres; ambient, indoor air quality; and breath analysis. Choose…

  • 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.

  • Rtx®-OPPesticides2 Columns

    Restek

    Using sophisticated computer modeling software, we created two stationary phases for separating the 53 organophosphorus pesticides (OPP) listed in EPA Method 8141. Separation is improved and analysis time is significantly reduced, compared to other columns. The extended upper temperature limit of…

  • Straight Inlet Liners for Shimadzu 17A, 2010, and 2014 GCs

    Restek

    For Shimadzu 17A, 2010, and 2014 GCs equipped with split/splitless inlets.

  • Inland 45 Pump Oil

    Restek

    Recommended for most mass spectrometers. Ease at cold start Low vapor pressure 10-7 torr Nontoxic and noncorrosive Compatible with buna-N, neoprene, and Viton® seals Optimum vacuum pump performance Lowest mass spectrometer background Recommended for optimum mass spec performance

  • Deactivated Wool

    Restek

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

  • Single Taper Inlet Liners

    Restek

    For Agilent GCs equipped with split/splitless inlets

  • Rxi®-5ms Columns

    Restek

    Low-polarity phase; Crossbond® diphenyl dimethyl polysiloxane General-purpose columns for semivolatiles, phenols, amines, residual solvents, drugs of abuse, pesticides, PCB congeners (e.g., Aroclor mixes), solvent impurities Most inert column on the market Tested and guaranteed…

  • N-Nitrosodiphenylamine

    Restek

    CAS #: 86-30-6 Conc. in Solvent and Volume: 1,000 μg/mL in methanol, 1 mL/ampule Min Shelf Life on Ship Date: 6 months

  • SV Internal Standard Mix

    Restek

    US Environmental Protection Agency (EPA) Method 8270D outlines the analysis of semivolatile organic pollutants in solid waste, soil, water, and air matrices, using gas chromatography/mass spectrometry (GC/MS). Update IVA of the third edition of SW-846—Test Methods for Evaluating Solid Waste,…

  • Fittings and Ferrules for 1/8" Tubing

    Restek

  • Capillary Stainless Steel Tubing Assemblies for Agilent HPLC Systems

    Restek

    Precut, micropolished tubing and preseated fittings for quick, easy maintenance of your Agilent HPLC systems Meet or exceed manufacturer's performance.

  • Thermolite® Septa

    Restek

    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** Note: Due to differences in inlet design, the actual septum temperature for a given inlet…

  • Crimp-Top Vials

    Restek

    • Modification: White Graduated Marking Spot • Type: Crimp-Top • Volume: 2.0 mL • Color: Clear • Material: Glass • Vial Size: 12 x 32 mm • Cap Size: 11 mm

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