National Scientific

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National Scientific

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  • Disposable Plastic Syringes

    National Scientific

    For use with syringe filters No rubber or synthetic plunger gaskets No silicone oil lubricant Luer-Slip or Luer Lok® fittings Two-part, all plastic syringes have polypropylene barrels and either polypropylene or polyethylene plungers for a wide range of chemical…

  • Target HPLC Syringe Filters

    National Scientific

    Non-sterile, sample prep membrane filters 7 membrane types Female Luer-Lock inlet, male Luer-slip outlet Solvent resistant polypropylene housings PES, GMF, Polypropylene and Cellulose Acetate membranes are certified for Ion Chromatography The polypropylene housings with all Target syringe…

  • Target Polyspring Inserts

    National Scientific

    Target Polyspring Inserts Eliminates dead volume, with correct autosampler default setting Permits maximum sample extraction Shock-absorbing polysprings prevent damage to syringes, center the inserts and make them stand straight. Mandrel-formed interior has a precise…

  • 8mm Autosampler Inserts

    National Scientific

    These clear glass or polypropylene inserts for 8mm HPLC and GC autosampler vials are available in a variety of configurations with usable volumes ranging from 125-200μL.

  • Target Crimp Top Vial System, 2 mL, 12 x 32 mm Glass Vials

    National Scientific

    For Agilent, Gilson, Hitachi and other autosamplers Precision-formed neck for improved autosampler handling 40% wider opening 33 expansion glass (Type I Class A Borosilicate) Combines the convenience of a larger opening with the security of a tighter seal. Tightly controlled crown formation…

  • Target DP Caps With Septa

    National Scientific

    Caps are available with a variety of septa combinations to serve a range of applications.

  • Target DP Vial System

    National Scientific

    For Agilent 7673 and 1100 Series Autosamplers Wide cap profile for rotating or robotic arm autosampler trays 40% wider opening 33 expansion glass (Type I Class A) Borosilicate glass Convenience of a screw cap vial with the integrity of a crimp vial, I-D™ vials have…

  • Vial Racks for 2mL and 4mL Vials

    National Scientific

    Polystyrene racks feature a clear, see-through lid Polystyrene racks can be stacked empty or with any number of vials inserted Polypropylene racks can be stacked empty or with a full tray of vials Polypropylene rack is durable; can be washed and reused multiple times All racks feature…

  • Syringe Filters

    National Scientific

  • Target DP Screw Thread Assembled Vial Kits

    National Scientific

    Thermo Scientific™ 9mm Amber Vial Convenience kits (Assembled) save time during sample preparation and reduce the risk of contamination. Each kit includes 100 amber glass vials and 100 screw thread caps with pre-assembled septa. The kit is packaged in convenient vial trays with clear covers…

  • 11mm Crimp Seals

    National Scientific

    Aluminum seals with pre-inserted septa are compatible with standard opening crimp top vials, wide opening Target LOVial™ crimp top vials and Target Snap-it™ crimp/snap vials.

  • Headspace 20mm Crimp Seals with Septa

    National Scientific

    20mm Crimp seals with prefitted septa for headspace vials Seals with pre-inserted septa are convenient and minimize contamination due to handling Use magnetic seals with CTC/Leap* Technologies, Gerstel* and other magnetic transport autosamplers PurePak* PTFE/Silicone seals are packed…

  • Standard Opening Crimp Top Vials

    National Scientific

    Narrow neck crimp top vials fit many older GC autosamplers Standard opening vials are compatible with all 11mm crimp seals and 5mm nominal diameter inserts

  • Storage Vials, Vial Only

    National Scientific

    Storage glassware manufactured in Type 1, Class A, 33 expansion borosilicate glass or 51A amber glass Capacity ranges from 2mL to 40mL Provide constant pH for duration of sample storage life Chemically inert caps suitable for most chromatography and storage applications Top grade…

  • Assembled Vial Kit

    National Scientific

    Assembled kits include 100 vials with pre-attached caps and septa Packaged in convenient vial trays with clear covers Vial trays are stackable for easy storage

  • Crimpers and De-Crimpers

    National Scientific

    National Scientific crimpers, de-crimpers and decapping pliers are available for 8mm, 11mm, 13mm, 20mm, 28mm, 30mm and 32mm standard crimp seals. Crimpers for flip-off seals are available for 13mm and 20mm closures.

  • Screw Caps for Sample Vials

    National Scientific

    Open top without septa Polypropylene screw cap will not contaminate sample with syringe needle insertion-unlike phenolic caps that can flake.

  • Target DP 9mm Vial Closures

    National Scientific

    National Target DP 9mm closures are designed to help chromatographers achieve more reliable and efficient sample analysis. Designed to accommodate nearly all chromatography autosamplers fitted for 12 x 32cm vial trays, the C5000 series closure effectively eliminates septa push-through and…

  • Non-Assembled Convenience Kits

    National Scientific

    Sample vials with PTFE-lined storage caps Available in clear or amber glass Each carton contains shrink-wrapped vials and PTFE-lined caps in plastic bags

  • Target Snap-It Glass Vials

    National Scientific

    Wide-opening 2 ml, 12 x 32 mm vial Superior 33 expansion borosilicate glass Meets extremely tight tolerances I-D vial with write-on patch measures 0.5, 1.0 and 1.5 ml 1230W33 Convenience Kit contains 100 Target Snap-It Clear Vials with Clear Seals with Red PTFE/White Silicone Septa.

  • Wide Opening Crimp Top Vials

    National Scientific

    Wide opening vials are easier to fill Fit most autosamplers that accommodate the 12x32mm vial format Superior quality 33 expansion borosilicate clear glass Type 1, Class A or 51A amber glass Uniformly flat bottom for security with inserts I-D vials feature write-on patch with…

  • 8-425 Screw Thread Convenience Kits

    National Scientific

    Two compartment, see-through benchtop storage tray Includes 100 vials and 100 caps with pre-assembled septa All items remain handy and dust-free Caps with septa are not attached to vials (packaged in plastic bags)

  • National Electronic Crimpers and Decrimpers

    National Scientific

    Attach or remove aluminum seals with the single press of a button. Thermo Scientific™ National Electronic Crimpers and Decrimpers offer adjustable crimp settings compatible with most cap types. Electronic crimpers provide secure, reproducible crimps. A single press of the button both…

  • Headspace Vials

    National Scientific

    Fits most autosamplers Crimp seal finish Flat or rounded bottoms Beveled edge Type 1 borosilicate glass Clear glass vials with 20mm crimp seal finish are designed to fit most headspace autosamplers Flat bottom vials maximize heating efficiency when used with bottom Round…

  • 8-425 Septa

    National Scientific

    PTFE Disk septa are chemically inert PTFE Red Rubber septa are economical for many GC applications PTFE/Silicone septa are most popular for HPLC and IC applications Pre-slit septa are easier to pierce with thin gauge needles

  • Micro-Centrifugal Filters

    National Scientific

    Filter volumes as low as 50µL up to 750µL with low hold-up volume Use with any laboratory microcentrifuge Virgin polypropylene filter housing with tapered 2mL, capped receiver tube 10,000xG maximum centrifugal force

  • Sample Storage Caps

    National Scientific

    PTFE-lined Film/foam backing for broad chemical resistance Not autoclavable

  • Target DP* 9 mm Convenience Kit

    National Scientific

    Features of Target DP 9mm Vial Closures (included in kits): Septa push through nearly eliminated due to improved interior geometry without the need for bonding Increased sealing capability AVCS provides the freedom to select the best septum for your instrument and applications Cost…

  • EPA VOA Vials, Class 100

    National Scientific

    Recommended for discrete water sampling under EPA 40 CFR 136 "Guidelines for Establishing Test Procedures for the Analysis of Pollutants" and EPA 40 CFR 141 "National Interim Primary DrinkingWater Regulations: Control of Trihalomethanes in DrinkingWater"

  • 8x40mm Shell Vial Kits

    National Scientific

    Original 1mL shell vial for the Waters™ 96-position tray Manufactured from superior quality borosilicate glass Polyethylene SepCap with starburst center design eases syringe needle penetration Convenient vial kits include equal quantities of vials and caps

  • PTFE / Silicone Septa for Sample Screw Caps

    National Scientific

    Extremely clean, natural-colored PTFE laminated to clear Silicone.

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