You searched for: Closures

Whether protecting the sample from outside contamination or the workplace from the bottled toxic waste, closures guarantee tight and reliable seals. With a vast cap selection for best compatibility with any container, tailoring to specific contents is possible. Temperature resistant models allow any procedure to be completed safely. Available in different finishes, any sensitive chromatography sample is protected. The caps are easy to close with one hand and come in many colors to assist with identification.

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Snap Plug Caps For 8×40 mm Shell Vials, DWK Life Sciences

Supplier: DWK Life Sciences (KIMBLE)

Polyethylene snap plug cap.

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Aluminum Seals, Tear-Off, WHEATON®

Supplier: DWK Life Sciences (KIMBLE)

Seals can be punctured by syringe or completely removed and contents poured from bottle

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WHEATON® Polypropylene Screw Caps, DWK Life Sciences

Supplier: DWK Life Sciences (KIMBLE)

These caps for use with premium quality WHEATON® glass bottles or vials.

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Nalgene® High Profile Closures with Color Coders for Micro Packaging Vials, Thermo Scientific

Supplier: Thermo Fisher Scientific

Nalgene Closures with Color Coders are made of high density polyethylene, and have no O-ring to fall out or contaminate contents

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WHEATON® Extended Controlled Dropper Tips, DWK Life Sciences

Supplier: DWK Life Sciences (KIMBLE)

Extended Controlled Dropper Tips are made of LDPE (Low-Density Polyethylene)

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Black Polypropylene Screw Cap for Vials, PTFE/Silicone Liner, WHEATON®

Supplier: DWK Life Sciences (KIMBLE)

Cap is compatible with 12x32mm standard opening screw top vials for autosampling.

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Green Caps, MP Biomedicals

Supplier: MP Biomedicals

Green caps fit EMPTY FASTPREP® tubes and are used in fastprep systems, to hold sample for homogenization.

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FastPrep™ Tube Caps, MP Biomedicals, LLC

Supplier: MP Biomedicals

Colored 2mL Screw Cap with O-Ring.

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PYREX® Snap Caps, Polyethylene, Corning

Supplier: Corning

These blue caps provide an economical closure for certain volumetric flasks (see 29610-004 and -285 series).

Sustainable Options Available

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WHEATON® White Polypropylene Unlined Caps, DWK Life Sciences

Supplier: DWK Life Sciences (KIMBLE)

Case of unlined white polypropylene caps for bottles with screw cap tops.

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Glass Storage Tube Cap with Glass Stopcock, Ace Glass Incorporated

Supplier: Ace Glass

These caps are for use with storage tubes

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SVL Caps, Ace Glass Incorporated

Supplier: Ace Glass

Solid black or vented replacement caps with SVL thread for rotary evaporator components.

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Screw Caps, MicroSolv™

Supplier: MicroSolv Technology Corp

Chromatography vial closure, Septum: Silicone Rubber / PTFE, fitted

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Glass Storage Tube Caps, Standard Taper Outer Joint, Ace Glass Incorporated

Supplier: Ace Glass

These caps are for storage tubes

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Poly-seal® Black Phenolic PE-cone Lined Screw Caps, Wheaton, DWK Life Sciences

Supplier: DWK Life Sciences (KIMBLE)

Poly-seal® PE-cone lined black phenolic screw caps that are ideal for tight sealing, analytical standards, reagents and distilled water.

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Phenolic Screw Caps, Black, Wheaton

Supplier: DWK Life Sciences (KIMBLE)

Black phenolic screw caps feature a white rubber liner.

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Black Phenolic Rubber-Lined Screw Caps, WHEATON®

Supplier: DWK Life Sciences (KIMBLE)

Solid-top caps with white, styrene-butadiene rubber liners.

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Cap, GL, with Hole, Ace Glass Incorporated

Supplier: Ace Glass

This open top red polybutylene teraphthalate (PBT) cap is for use with GL threads

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Duran Bottle GL 45 Connection System, Ace Glass Incorporated

Supplier: Ace Glass

The heart of the GL45 connection system is a GL45 polypropylene cap with GL18 threaded ports

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Wheaton® MicroLiter® ULTRAPure Septa Crimp Caps and Screw Caps, DWK Life Sciences

Supplier: DWK Life Sciences (KIMBLE)

Caps are manufactured from the highest purity, ultra-low bleed silicone available in the market.

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KIMBLE® Open-Top Polypropylene Screw Thread Caps with Septa, DWK Lifesciences

Supplier: DWK Life Sciences (KIMBLE)

Convenient pre-assembled caps and liners reduce the risk of contamination which makes this to use in autosamplers.

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Nalgene® Sealing Cap Assemblies, Thermo Scientific

Supplier: Thermo Fisher Scientific

Nalgene Sealing cap Assemblies seal Nalgene Oak Ridge centrifuge tubes and bottles

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Corning® Cap, Phenolic, PTFE Liner

Supplier: Corning

This cap is fabricated of a resin specially formulated to resist the effects of temperature and steam in autoclaving.

Sustainable Options Available

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WHEATON® Tamper Evident Safety Caps, DWK Life Sciences

Supplier: DWK Life Sciences (KIMBLE)

Three-pieced lined aluminum caps have unique metal inserts.

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Caps for Mobile Phase Bottles, Microsolv

Supplier: MicroSolv Technology Corp

These caps are designed for use on HPLC mobile phase reservoir and storage bottles with GL 45 thread.

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Axygen® Mini Tube Systems (MTS) Caps, Corning

Supplier: Corning

Axygen® mini tube systems are available in 8-cap or 12-cap strip format.

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KIMBLE® ULTRA-WARE® Three Valve Delivery Caps, DWK Life Sciences

Supplier: DWK Life Sciences (KIMBLE)

Three on-off valves have ¼”-28 threads top and bottom.

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Aluminum Seals, Tear-Out, Kimble Chase

Supplier: DWK Life Sciences (KIMBLE)

These tear-out seals are designed to secure septa and stoppers to bottles and vials.

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SureSTART™ Caps for 20 ml Glass Crimp Top Headspace Vials, Level 1 Everyday Analysis, Thermo Scientific

Supplier: Thermo Scientific

Use performance level 1 Thermo Scientific™ SureSTART™ 20 ml glass crimp top vials for everyday chromatography analysis. They provide an affordable choice and can be used with all headspace GC instrument types.