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…

  • 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.

  • 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…

  • 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…

  • 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…

  • 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…

  • 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.

  • 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…

  • 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…

  • Certified Vial Kits

    National Scientific

    National Scientific Certified vial kits are fully lot tested for 19 critical characteristics to provide the extra assurance that time after time the vial that you use upholds the rigorous manufacturing standards of National Scientific. National Scientific Certified Vials are offered as unassembled…

  • 13-425 Caps with Pre-inserted Septa

    National Scientific

    Pre-assembled caps and septa are convenient and minimize contamination from handling SepCaps are single piece all polypropylene caps with an integrally molded septum Phenolic resin caps perform well at high temperatures and exposure to corrosives Phenolic and urea storage caps are suitable…

  • Target DP Caps With Septa

    National Scientific

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

  • Standard Opening 8-425 Screw Thread Vials

    National Scientific

    Narrow neck vial w/8-425 thread finish High quality 33 expansion borosilicate glass or amber 51A glass Uniformly flat bottom for security with inserts I-D™ vials feature write-on patch with graduations at 0.5, 1.0 and 1.5mL Glastic vial features a glass insert pre-inserted…

  • 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…

  • 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

  • Target Crimp Top Vial System, Glastic Vials

    National Scientific

    Precision formed neck for improved autosampler handling 40% wider opening 33 expansion glass (Type I Class A Borosilicate) Combine the convenience of a larger opening with the security of a tighter seal. Tightly controlled crown formation improves seal. I-D vials with write-on…

  • 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* 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…

  • 8-425 Screw Thread Caps with Inserted Septa

    National Scientific

    8-425 Screw Thread Caps with Inserted Septa Pre-assembled caps and septa are convenient and minimize contamination from handling Phenolic caps can be autoclaved Kim-Lok™ cap/septum assemblies feature a molded centering ring to eliminate septum movement during injection …

  • 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® Wide-Opening Screw-Thread Vials

    National Scientific

    10-425 thread Borosilicate clear glass (Type 1, Class A) or 51A amber glass Uniformly flat bottom for security with inserts Graduated I-D* patch measures 0.5, 1.0 and 1.5mL

  • Target Crimp Top Vial System, Standard Target Polystand Microsampling Vials

    National Scientific

    Precision formed neck for improved autosampler handling 40% wider opening 33 expansion glass (Type I Class A Borosilicate) Combine the convenience of a larger opening with the security of a tighter seal. Tightly controlled crown formation improves seal. I-D vials with write-on…

  • Target Snap-It 11mm Crimp/Snap Vials

    National Scientific

    Snap Cap Vials Wide opening vial is easier to fill and provides a larger target area for the autosampler needle 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…

  • PTFE / Silicone Septa for Sample Screw Caps

    National Scientific

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

  • 11 mm Snap-It Seals with Septa

    National Scientific

    For all 2 ml, 12 x 32 mm Snap-It Vials Eliminates tedious crimping Effective evaporation-resistant closure Apply with simple thumb pressure

  • 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…

  • 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…

  • Butyl Gray Headspace Vial Septa

    National Scientific

    For 20 mm vials Temperature range: 40° to 120°C Does not provide PTFE barrier Not suitable for alkalines, benezene, chlorinated solvents or cyclohexane

  • 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

  • 13mm Clear Glass Screw Thread Vials

    National Scientific

    These 13mm vials are 3.5mL, 15x46mm vials with 13-425 thread finish. Manufactured from superior quality 33 expansion borosilicate clear (Type 1, Class A) glass and feature a 13-425 thread finish. Get maximum sample extraction without need for separate inserts by using Microsampling and High…

  • Polypropylene Membrane Target Syringe Filters

    National Scientific

    National Scientific Target Syringe filters assure product performance and reproducibility through a vigorous quality testing program that challenges each type of filter to provide interference-free results. New sample distribution rings promote uniform application of the sample across the membrane…

  • 4 mm Syringe Filter Ca 0.45um 100 / Pk, 5Pks / Cs

    National Scientific

    For particulate removal prior to HPLC analysis. Cellulose acetate membrane for biological or protein-based samples. Low nonspecific binding with limited chemical resistance. Good flow rate characteristics. HPLC certified Cellulose Acetate membrane Medical grade, virgin polypropylene…

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