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  • Image of Resprep SPE Cartridges (Bonded Reversed Phases)

    Restek

    Hydrophobic (nonpolar) silica-based adsorbents; used to extract hydrophobic analytes from polar matrices, such as water (e.g., pesticides from water). All cartridges are manufactured using high density polypropylene and have polyethylene frits unless otherwise noted. Cartridges may be processed by...

  • Image of Resprep CarboPrep SPE Cartridges

    Restek

    CarboPrep cartridges are manufactured from chromatographic-grade, nonporous, graphitized carbon. Our manufacturing process minimizes variability and improves recovery and cleanup procedures. We offer two types of carbons: CarboPrep 90 has a surface area of approximately 90 m 2 /g, and CarboPrep 200...

  • Image of Quality Control Standard Mixture

    Restek
    Item #:
    C943Z26

    For GC analysis of total petroleum hydrocarbons (TPH) in water Environmentally safer than previous methods Calibration standard available as diesel #2/motor oil and diesel #2/mineral oil 500 μg/mL each in acetone, 1 mL/ampul (1 mL is enough mix to spike one quality control sample) Total...

  • Image of Resprep-C18 and Resprep-C8 SPE Disks

    Restek

    Glass fiber disks embedded with C18 or C8 bonded silica Extract semivolatile organic compounds Deep-pore design reduces clogging and allows faster flow rates Meet requirements for EPA Methods 525.1, 506, 550.1, and 549.1 Lower cost than PTFE disks

  • Image of Resprep Oil & Grease SPE Disks

    Restek
    Item #:
    1176F80

    47 mm glass fiber disks embedded with specialty bonded silica Meet requirements for EPA Method 1664.* Reduce emulsion formation and amount of solvent required by previous EPA methods No chlorofluorocarbons needed *A sodium sulfate drying tube (cat.# 26207) and a 0.45 µm PTFE syringe filter...

  • Image of Resprep SPE Flow Filters

    Restek
    Item #:
    1176F81

    Designed specifically to improve flow when filtering oil and grease samples Use with Resprep Diskcover-47 reservoir, or any 47 mm glass sample reservoir

  • Image of Resprep Resin SPE Disks

    Restek
    Item #:
    1176F82

    47 mm glass fiber disks embedded with styrene/DVB resin For chlorinated, benzidine-containing, or nitrogen-containing pesticides Meet requirements of EPA Methods 515.2 and 553

  • Image of Resprep SPE Tube Parts & Accessories

    Restek
  • Image of Diskcover-47 Extraction Disk Holder

    Restek

    Compatible with most vacuum manifold systems that accept 1/8-inch male luer fittings Sample can be automatically introduced via 1/8-inch PTFE tubing or from the optional Diskcover-47 reservoir

  • Image of Diskcover-47 Reservoir

    Restek

    The Diskcover-47 open-top reservoir allows you to pour up to 125 mL of sample directly onto the filter disk holder. It easily installs on top of the Diskcover-47 extraction disk holder. *Must be used with the Diskcover-47 extraction disk holder.

  • Image of 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 control for each...

  • Image of Oil-Free Vacuum/Pressure Station for 12-Port Resprep SPE Systems

    Restek

    Allows switching from pressure to vacuum in a matter of seconds. Quiet, oil-free unit will not contaminate the extraction system or your samples. Provides 20" Hg (68 kPa) vacuum or 18 psi (124 kPa) pressure. Not recommended for use with 24-port manifold. Warranty period is one year from date...

  • Image of Resprep SPE Cartridges (Normal Phase)

    Restek

    Hydrophilic (polar) adsorbents used to extract hydrophilic analytes from nonpolar matrices, such as organic solvents (e.g., polar contaminants from sample extracts). All cartridges are manufactured using high density polypropylene and have polyethylene frits unless otherwise noted. Cartridges may...

  • Image of Method Specific SPE Cartridges

    Restek

    These cartridges have been specifically designed to provide consistent and reproducible results for the method or application stated. All cartridges are manufactured using high density polypropylene and have polyethylene frits unless otherwise noted. Cartridges may be processed by any one or all of...

  • Image of Diatomaceous Earth (Bulk Adsorbent)

    Restek
    Item #:
    1176G27

    Diatomaceous earth is used as a filter aid to improve extraction efficiency of densely packed soils, such as clays. By mixing the sample with diatomaceous earth, recoveries can be improved and excess moisture can be absorbed. Packaged in a convenient 1 kg quantity. Improves extraction efficiency...

  • Image of 60mL Sample Collection Vials for ASE 200 Systems

    Restek

    Cleaned, assembled, and ready to use Clear or amber glass Caps and PTFE-lined septa included

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