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.

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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Supplier: DWK Life Sciences (KIMBLE)
Description: Phenolic screw thread closure with PTFE liner. For use with 10 and 15mL conical-bottom centrifuge tubes (21020-640, -684).
Supplier: Simport Scientific
Description: Dual position caps are suitable for use in both aerobic and anaerobic procedures.
Supplier: Caplugs
Description: CEC series conductive caps are for all common sizes of threaded electrical and electronic connectors. Also suitable for protecting non-threaded bayonet type connectors. In addition to dissipating electrostatic charges, they provide an electrical shield over the end of the connector.

Catalog Number: (30620-274)
Supplier: Dynalon
Description: Cuvette caps, polyethylene dust covers fit most standard cuvettes.


Supplier: SARSTEDT INC
Description: High-quality, safe, and robust containers and caps are essential for mixing, processing, and storing samples. As one of the world’s largest manufacturers of tubes and storage containers, SARSTEDT offers the right product for every laboratory and analytical requirement.

New Product

Supplier: SARSTEDT INC
Description: High-quality, safe, and robust containers and caps are essential for mixing, processing, and storing samples. As one of the world’s largest manufacturers of tubes and storage containers, SARSTEDT offers the right product for every laboratory and analytical requirement.

New Product

Supplier: Chemglass
Description: Strainer Cap Only for FlowTubes, with 35um Nylon Mesh, Sterile, designed to assist in cell sorting/straining applications

Supplier: Qorpak
Description: Polypropylene caps with PE Foam liners are known for good impact strength, and pliability.

Small Business Enterprise

Supplier: Globe Scientific
Description: These polyethylene plug caps are available in a selection of colors to facilitate sample identification.

Supplier: Restek
Description: Caps and septa for 2.0mL big mouth vials are designed to reduce needle-breaking and fit screw-thread vials.

Supplier: Argos Technologies
Description: The Vaplock™ closed system design reduces chemical evaporation and exposure to hazardous vapors with Vaplock™ closed system solvent reservoir caps.

Supplier: Argos Technologies
Description: The Vaplock™ closed system design reduces chemical evaporation and exposure to hazardous vapors.

Supplier: Argos Technologies
Description: Ensures a leakproof seal.

Supplier: Qorpak
Description: Phenolic Hole Caps are known for providing the widest range of chemical compatibility and for being the most temperature tolerant of plastic closures

Supplier: Qorpak
Description: F217 and PTFE liners resist attack from virtually all chemicals at room temperature

Supplier: Qorpak
Description: Pulp/Polyethylene lined metal caps are a great general-purpose closure.

Small Business Enterprise

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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
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The original product is no longer available. The replacement shown is available.
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