Bottles

Caps, Bottles

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Greenwood

  • Silicone Sponge Closures

    Bellco Glass

    For use with 18mm screw necks, 13-18mm Culture Tubes, 18-25mm Culture Tubes, 38mm Culture Tubes, 25-50ml Erlenmeyer Flasks, 125-300ml Erlenmeyer Flasks, 500-1000ml Erlenmeyer Flasks, 25-125ml DeLong Flasks and 250-6000ml DeLong Flasks. Sealed-in Silicone Sponge filters are the ideal for aerobic…

  • Corning Media Storage Caps

    Corning

    Caps fit Corning media bottles, Erlenmeyer flasks and spinner flasks with standard GL threads. Standard Plug Seal Caps are autoclavable and use a linerless plug seal design for efficient sealing. Pouring Rings fit on the lips of bottles for drip-free pouring. Autoclavable Vented Caps have a 0.22…

  • GL 45 Media Storage Bottle Caps

    Kimble

    Caps are designed to fit GL 45 threaded ware. Autoclavable Solid top polypropylene Cap colors available in blue, white, orange, gray, green, or pink High-temperature version with red cap available

  • Caps

    TriForest

    Media Bottle Cap Provides closures to polycarbonate square, round media bottles, PC vials and culture tubes. Blue is the standard color for all caps though custom colors are available upon request. Duo Cap Accompanies both flat and baffled flasks of all sizes. Also available for media…

  • F217 & PTFE Lined Green Thermoset Caps

    Qorpak

    Green Thermoset F217 & PTFE Lined Caps are known for providing the widest range of chemical compatibility and for being the most temperature tolerant of plastic closures. The color green easily identifies the PTFE liner system. Foam backed PTFE liners resist attack from virtually all chemicals…

  • VersaCaps and Adapters

    Foxx Life Sciences

    Foxx Life Sciences’ VersaCaps and adapters allow users to easily customize carboys and Heavy Duty Vacuum Bottles for a variety of applications. VersaCap adapters are available with a variety of hose barb sizes and configurations, including molded in hose barbs and quick-connect hose barbs.…

  • Stainless Steel Closures for Tubes

    Bellco Glass

    Excellent for Culture Tube and Flask Closures. 305 Stainless Steel, Non-Corroding. Lanced fingers grip firmly after repeated autoclaving.

  • Polyethylene Caps

    Evergreen Scientific

    Three designs Precision-molded Polyethylene (PE) stopper caps are available for every size (except 15.5 x 50 mm) of Evergreen test tube. Choose from either standard caps or the flattop style. Caps for 12 mm tubes are available in six colors. Over-fitting caps for use with sterile…

  • Disposable Aseptic Transfer Caps for Plastic Erlenmeyer Flasks

    Corning

    Corning® Erlenmeyer Flask Aseptic Transfer Caps are sterile (10 -6 SAL), individually double bagged and fit the 2L Corning® Polycarbonate Erlenmeyer flasks. These aseptic transfer caps can also be used on Corning 850 and 1700cm 2 plastic disposable roller bottles. Venting port…

  • ULTRA-WARE® Filtration Caps

    Kimble

    Body is constructed of glass-filled PTFE with a vacuum adapter for 1/4” ID tubing Upper screw clamp holds a solvent pickup adapter or funnel 40-60 micron porosity fritted glass filter support is removable Supplied with a PTFE/propylene o-ring

  • Black Phenolic Cap With PE Poly-Seal Liner

    Wheaton

    Stress crack resistant Superior torque retention Excellent sealing characteristics Manufactured from LDPE. The unique cone design provides a wedge type seal that not only seals across the top but also across the inside diameter.

  • 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…

  • Septum Screw Cap for Microcentrifuge Tubes

    Simport

    Made of Polypropylene T347AQX screw cap incorporates a pierceable septum made of chemically resistant PTFE on the outside and silicone on the inside, both components being stable over a broad range of temperatures. The septum also acts as a silicone o-ring for better sample protection. It is…

  • Black Phenolic Screw Caps

    Wheaton

    Tefon®-faced (14B) rubber liners Autoclavable caps are designed to ensure the ultimate in product safety. The liners are made of a nontoxic white styrene-butadiene rubber and are faced with Teflon® which offers excellent chemical resistance. They are available in convenient lab pack quantities…

  • Flange Plug Caps

    Simport

    Made of polyethylene These caps have two flexible flanges to ensure a leakproof seal. They will fit into test tubes and also in round cuvettes and centrifuge tubes.

  • Black Polypropylene Linerless Glass Dropper Assembly

    Qorpak

    Dropper Assemblies feature a glass tube with black polypropylene closure and rubber squeeze bulb. Tip opening has a 3.0mm outside diameter.

  • Polypropylene Open-Top Screw Caps

    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…

  • Dual Position Snap Caps

    Globe Scientific

    These dual position caps are produced from low density polyethylene (LDPE) and is ribbed for easy handling. The cap is specially designed to provide aerobic or anaerobic storage of culture samples. When snapped into the tube, the cap provides a leak-resistant seal. Note: Leave the cap in the…

  • Flask Caps

    Celltreat Scientific

    Solid or vent replacement caps for tissue culture and suspension culture flasks, packaged sterile (gamma irradiated) Vent caps feature 0.22um hydrophobic membrane for gas exchange Manufactured from medical grade virgin polyethylene (HDPE)

  • White Polypropylene Screw Caps

    Wheaton

    Bonded Teflon®-faced silicone liners White, autoclavable caps have a bonded Teflon-Faced Silicone Liner making them suitable for storage and containment of volatile solvents, sensitive compounds and corrosive chemicals.  The liners consist of 0.055” of Silicone and 0.005”…

  • Teflon® Cap Liners

    Van Note

    Teflon liners inert to most chemicals and can be autoclaved Thickness: 0.015 inch For insertion in caps of corresponding size; diameter of liners permits sealing in caps by friction fit. Liners can be inserted directly over other flat liners mounted in caps.

  • Culture Tubes, KIM-KAP®, Polypropylene Closures, Autoclavable, Color Coded

    Kimble

    Color Coded - natural, red, green, yellow and blue

  • White Polypropylene Cap With Teflon Liner

    Wheaton

    Ideal for high purity chemicals, strong acids, solvents Excellent for environmental samples, pharmaceuticals and diagnostic reagents Teflon-faced foamed polyethylene liner offers the excellent chemical resistance of Teflon with the compressibility and sealing properties of polyethylene foam.

  • Membrane Cap, Blue Polypropylene

    Bellco Glass

    PTFE sealed-in gas permeable membrane. Reduces risk of excess internal pressure. Can be tightened during autoclaving.

  • PolyCone Lined Black Phenolic Caps

    Qorpak

    PolyCone Lined Phenolic Caps form an exceptionally tight seal and offer a good chemical barrier. This liner molds itself around the sealing areas of the finish as the cap is screwed on, virtually eliminating leakage, evaporation, contamination, binding and backing off. Great for everything from…

  • Septum Screw Cap for Sample Tubes

    Simport

    Made of Polypropylene T504AQX screw cap incorporates a pierceable septum made of chemically resistant PTFE on the outside and silicone on the inside, both components being stable over a broad range of temperatures. The septum also acts as a silicone O-ring for better sample protection. It is…

  • Black Phenolic Screw Caps

    Wheaton

    These autoclavable caps are designed to ensure the ultimate in product safety. The liners are white styrene-butadiene faced with Teflon.

  • SYNTHWARE Teflon Septum

    Kemtech America

    Teflon Septum made from PTFE. Size: 14, 25, and 32mm available.

  • Septa, red PTFE/Silicone for use with 2 mL, large opening, screw cap, septum…

    MilliporeSigma

    Material: red PTFE/silicone Feature: temp. limit 250°C Packaging: pkg of 100 ea Septum Diam. x Thickness: 10 mm × 0.060 in. Compatibility: for use with 2 mL, large opening, screw cap

  • 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…

  • High Temperature Pouring Ring

    Bellco Glass

    High Temp Pouring Ring, Autoclavable to 180 degrees C

  • NMR/EPR Tube Caps

    Wilmad LabGlass

    Our PTFE NMR/EPR Tube Caps are machined to exact specifications with smaller gyroradius and more homogeneous mass distribution than disposable caps providing better spinning stability. They are recommended for experiments at high - ultra high field and those using Chloroform as the reference…

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