Open Top Cap

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Open Top Cap
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  • Open Top Caps, Polypropylene, PTFE/Silicone

    Bellco Glass

    Open top caps are ideal for applications requiring addition/withdrawal of vessel contents. Autoclavable to 140ºC.

  • Open Top Polypropylene Caps, SURE-LINK™

    Chemglass

    These caps, made of polypropylene, are ideal for use with volatile solvents, sensitive compounds, and biological media. The SURE-LINK process welds each cap with a Polypropylene/PTFE/Silicone liner bonded to the cap. This process allows the cap to maintain seal through multiple autoclaving…

  • Open Top Polypropylene Screw Caps

    Chemglass

    Open top polypropylene screw caps supplied with PTFE faced silicone septa. Supplied in packages of 144.

  • Thomas 9-112-2G Borosilicate Glass 60mL Clear EPA Vial, with Standard Open Top…

    Thomas®

    …glass and rigid, autoclavable cap Standard open top, flat silicone/ PTFE septum design 60mL Capacity Clear color Vials are available with graduation line ? High-quality borosilicate glass and rigid, autoclavable cap. Standard open top, flat silicone/ PTFE septum…

  • Cap Black Open Top 20-400 Pk100

    National Scientific

  • Cap Black Open Top 18-400 Pk100

    National Scientific

  • Polypropylene Open-Top Screw Caps

    DWK Life Sciences (Wheaton)

    Bonded Teflon®-Faced Silicone Liners White autoclavable open-top caps have a bonded Teflon-Faced Silicone Liner making them ideal for storage and retrieval of volatile solvents, sensitive compounds and corrosive chemicals. The liners consist of 0.055” of Silicone and 0.005” of…

  • Open Hole Polypropylene Caps

    J.G. Finneran

    In addition to our standard black and white caps, we now offer our VOA Vial caps in a variety of Spring colors. This is an ideal way of color coding your samples.

  • Nextgen™ V-Vials, Clear Graduated Glass With Open Top Black Phenolic Caps

    DWK Life Sciences (Wheaton)

    …vials with open top black phenolic caps Teflon® faced silicone liner Screw cap attached Heavy wall construction for variety of applications Conical interior bottom provides downward drainage Made from clear and amber borosilicate glass Available with solid and open top screw cap or serum…

  • Nextgen™ V-Vials, Amber Non-Graduated Glass With Open Top Black Phenolic Caps

    DWK Life Sciences (Wheaton)

    …vials with open top black phenolic caps Teflon® faced silicone liner Screw cap attached Heavy wall construction for variety of applications Conical interior bottom provides downward drainage Made from clear and amber borosilicate glass Available with solid and open top screw cap or serum…

  • 40 mL PTFE/Silicone Septa with Open Top Gray Polypropylene Screw Cap and 24 mm x…

    PerkinElmer

    …Chromatography. Each product is manufactured using strict quality control standards resulting in consistent cap dimensions with septa which may be certified for higher purity grades. All our caps and septa are packed in a clean environment to ensure you receive contaminant free product every time.

  • 11mm Snap Top Caps™

    J.G. Finneran

    …GC Snap Top Caps. 2686T21 through T42 Snap Top Caps are for Shimadzu Autosamplers. All caps are 11 mm. Caps may be snapped on and off by hand which eliminates the need for metal crimping and decapping tools, thus reducing potential hazards due to sharp aluminum metal edges. Large opening top

  • Open-Top Black Phenolic Screw Thread Caps without Liners

    DWK Life Sciences (Kimble)

    Open top closures with excellent chemical resistance Specially formulated phenolic resin to withstand the effects of repeated autoclaving Linerless Identified in ASTM Specification E982, Class A requirements

  • Open Top VOA Vials

    Quality Environmental Containers

    …often used for volatile organic compound analysis. Available in clear 33 expansion and amber 51 expansion borosilicate glass. Open top vials come assembled with polypropylene caps with low-bleed 0.125" PTFE/silicone septa inserted (.135" septa for E-series vials). Sizes are 20mL, 40mL, and…

  • VOA Vials - Open Top Closures and Septum

    Thomas®

    High-quality borosilicate glass and rigid, autoclavable cap Standard open top, flat silicone/ PTFE septum design 40 mL capacity Available in clear or amber Vials are available assembled only or pre-cleaned to EPA protocol B. Independent laboratory certified version is also…

  • Wide Opening Screw Top Glass Vials

    Agilent Technologies

    Agilent provides a wide variety of vials and cap compatible with the HTC LC Injector listed in the Vials and Caps section. CTC recommends using Silicone/PTFE and PTFE/Silicone/PTFE septa for purity and penetration properties. Below are featured the most popular vials and caps used with the HTC.

  • EPA VOA Open Top Vials

    EP Scientific Products

    Features: Available in clear or amber borosilicate glass Assembled polypropylene caps and 0.060" or .125” PTFE/silicone septa Vials are directly compatible with autosamplers Chipboard divider packaging cushions and protects vials during shipping Level 3 containers are…

  • Open Top Sample Vials In Lab File

    DWK Life Sciences (Wheaton)

    …white polypropylene open top screw cap has a specially designed septum of 5 mils of Teflon facing 0.120 mils of silicone. The polypropylene is glass-filled to provide extra chemical and heat resistance compared to standard polypropylene. The septa are bonded to the cap providing a permanent…

  • Wide Opening Crimp Top Vials

    Agilent Technologies

    …to 135°C. Can be used with crimp or snap caps. Wide Opening Glass/Plastic Crimp/Snap Top Vials (2715F86) Polypropylene body with a glass-flanged insert molded to the inside Sample contacts only the 100 µL high quality glass insert and the septum. Can be used with crimp or snap caps.

  • Wide Opening Crimp Top Vials

    National Scientific

    …feature write-on patch with graduations at 0.5, 1.0 and 1.5mL Target ColorBand™ crimp top vials feature color-coded graduated write-on patch Vials with an 11mm crimp finish require aluminum seal closures Crimp/snap vials can be used with either 11mm aluminum seals or Snap-It Snap Caps

  • Wide Opening Snap Top Vials

    Agilent Technologies

    …or crimp cap Provides a total seal around the entire circumference of the vial crown The simple, efficient way to secure seal without crimping. Porivdes a consistently secure seal. A variety of snap caps with septa are available. Crimp caps can also be used with wide opening snap top vials. For…

  • Wide Opening Crimp Top Vials

    National Scientific

    …vials feature write-on patch with graduations at 0.5, 1.0 and 1.5mL Target ColorBand™ crimp top vials feature color-coded graduated write-on patch Vials with an 11mm crimp finish require aluminum seal closures Crimp/snap vials can be used with either 11mm aluminum seals or Snap-It Snap Caps

  • Storage Vial Convenience Kits, Open Top w/ Septum

    National Scientific

    …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 storgae life Chemically inert caps suitable for most chromatography and storage applications Top grade PTFE/silicone septa used for cleanliness

  • Deactivated Wide Opening Snap Top Vials

    Agilent Technologies

    …crimp cap 40% larger opening than the standard narrow opening vials Easy way to seal vials without crimping. A consistently secure seal outperforms the loose fit of other snap caps. A variety of snap caps with septa are available for use with wide opening snap top vials. Snap cap vials…

  • Quadpod Open Blast Extractors

    Best Value Vacs

    Traditional Open Blast Extractor (Comes with 1 yr. Limited warranty, excludes gaskets and screens) The solvent can will fit into the top cap hole Includes: Platinum Cure Silicone Non Stick Pad 304 Stainless Material Tube 304 Stainless Top Cap w/ 3mm Hole (Fits Most Butane…

  • Open Blast Extractors

    Best Value Vacs

    Traditional Open Blast Extractor (Comes with 1 yr. Limited warranty, excludes gaskets and screens) The solvent can will fit into the top cap hole (Rated to 500psi, Working pressure will only reach 20 PSI when using solvent cans) Sanitary Grade 304 Stainless Steel Tube Fittings 150 Micron…

  • Flip Top Centrifuge Tubes

    Celltreat Scientific

    …identification. The ergonomic leak-free flip top cap design allows easy one hand opening of caps while preventing loss of a separate cap. Flip top caps are smooth, flat surface polyethylene. Temperature range is -80°C to 120°C. CELLTREAT 15ml and 50ml Flip Top Centrifuge tubes are available in…

  • Norell Screw Cap NMR Tubes

    Chemglass

    NORELL™ Screw Cap NMR Tubes have a convenient screw cap access with the security of a PTFE® seal. Supplied with open top cap & PTFE® septum for quick and clean access with a 22 gauge standard point needle.

  • Non-Assembled, 2 mL Wide Opening Screw Top Glass Vial Convenience Packs

    Agilent Technologies

    Screw Top Convenience Packs are an easy way to get 500 of each component using one catalog number. Packed in a six drawer, reusable, blue plastic cabinet, 500 screw top vials and screw caps with septa installed are kept handy and dust-free.

  • Screw Top Micro Tubes, Translucent Caps (Cap Only)

    Celltreat Scientific

    …to open and close Translucent and Opaque Cap O-rings ensure leak-proof seal Translucent and Opaque Caps contain O-ring of easily visible contrasting color Caps are available in various colors for easy identification and color-coding Caps are compatible with all CELLTREAT Screw Top Micro…

  • Screw Top Micro Tubes, Opaque Caps (Cap Only)

    Celltreat Scientific

    …to open and close Translucent and Opaque Cap O-rings ensure leak-proof seal Translucent and Opaque Caps contain O-ring of easily visible contrasting color Caps are available in various colors for easy identification and color-coding Caps are compatible with all CELLTREAT Screw Top Micro…

  • Screw Top Micro Tubes, Grip Caps (Cap Only)

    Celltreat Scientific

    …turn to open and close Premium Grip Cap features molded TPE sealing rings; design ensures O-ring will never slip out of place. Striped TPE grips on cap edge enable secure handling under all conditions Caps are available in various colors for easy identification and color-coding Caps are…

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