Shop All Caps & Closures for Vials, Tubes, & Jars

11mm Autosampler Snap-It Caps (Thermo Scientific™)

11mm Wide Opening Snap-It Caps and Septa are easy to apply and easy to remove and fully compatible with all Snap-It vials.

Matrix™ SepraSeal and DuraSeal Capping Systems (Thermo Scientific™)

Accomodate a range of application and storage requirements. These flexible capping options allow automated piercing, visual identification and sterility preference.

9mm Autosampler Vial Screw Thread Caps (Thermo Scientific™)

Prevent septa push through and over- and under-tightening. With AVCS built into these 9mm screw caps you will get an optimal, consistent seal every time.

8mm Autosampler Vial Screw Thread Caps (Thermo Scientific™)

Available in an variety of styles to match your application. Pre-assembled caps and septa minimize contamination.

13mm Autosampler Vial Screw Thread Caps (Thermo Scientific™)

13mm Screw Thread Caps feature a 13-425 thread finish. Available in an assortment of styles, pre-assembled caps and septa minimize contamination.

Nalgene™ PPCO High Profile Closures with Color Coders for Micro Packaging Vials: Nonsterile (Thermo Scientific™)

Reduce the risk of contaminating contents with Thermo Scientific™ Nalgene™ PPCO High Profile Closures with Color Coders for Micro Packaging Vials.

PTFE-Lined Closed Caps (Thermo Scientific™)

PTFE-Lined Closed Caps are replacement caps for Thermo Scientific glass environmental sample bottles, jars, jugs and vials.

Screw Cap Microcentrifuge Tube Caps (Thermo Scientific™)

Prevent leakage under demanding conditions. These screw-cap tube caps with o-rings are optimized for secure short-term storage in low temperatures.

8mm Autosampler Vial Septa (Thermo Scientific™)

Septa for 8-425 Screw Thread Caps are constructed of PTFE, PTFE/rubber, or PTFE/silicone to suit a variety of applications.

11mm Autosampler Vial Crimp Caps (Thermo Scientific™)

Minimize contamination from handling with pre-assembled caps and septa; compatible with most HPLC and GC autosamplers.

Nalgene™ PPCO Amber High Profile Closures with Color Coders for Micro Packaging Vials: Sterile, Bulk Pack (Thermo Scientific™)

Quickly identify samples using these high profile closures. Offered sterile in a variety of colors, these closures have no O-ring to fall out or contaminate contents.

Nalgene™ Amber PPCO High Profile Closures with Color Coders for Micro Packaging Vials: Nonsterile (Thermo Scientific™)

Identify samples quickly. These threaded, high-profile closures are noncytotoxic and nonpyrogenic, and eliminate risky O-rings that might fall out or contaminate contents.

MicroAmp™ Optical 8-Cap Strips (Applied Biosystems™)

MicroAmp® Optical Cap Strips are designed to fit on MicroAmp® tube strips and 96-well plates. They have a flat-top profile and are suitable for real-time PCR. For end-point PCR applications, please see our MicroAmp® Cap Strips (e.g., cat. no. N8010535), which have a domed-top profile.

Features:

• Will not interfere with sample reading
• Provides tight seal to minimize evaporation
• Easy to apply and remove

Minimize Evaporation
Use MicroAmp® Caps Strips to seal the tubes containing your precious samples. This will reduce the possibility of contamination among sample wells and help ensure reliable results.

Easy to Use
Use the MicroAmp® Cap Installing Tool to push the caps down and form a tight seal. When ready, just peel away the caps using the tabs at the end.

The Optical caps have been redesigned with improved features. The new design has an improved sealing geometry while still featuring excellent optical clarity and low fluorescent background.

Nalgene™ HDPE High Profile Closures with Color Coders for Micro Packaging Vials: Sterile, Bulk Pack (Thermo Scientific™)

Enable rapid identification by using these closures with color coders. Offered in a variety of colors, closures have no O-ring to fall out or contaminate contents.

9mm Autosampler Vial Septa (Thermo Scientific™)

9mm Septa are available in PTFE/ Red Rubber, PTFE/Silicone or Red PTFE/White Silicone/Red PTFE to suit a variety of applications.

Open-Top Screw Caps (Thermo Scientific™)

Thermo Scientific™ Open-Top Screw Caps provide an inert, airtight seal and direct puncture-access to sample with a syringe needle.

9mm Screw Thread Caps - Routine Range (Thermo Scientific™)

Use Thermo Scientific™ 9mm Screw Thread Caps as closures for our 9mm Glass Screw Top Vials - Routine range.

Matrix™ ScrewTop Tube Caps, Cap Trays and Cap Inserts (Thermo Scientific™)

Simplify sample storage with these color-coded caps and inserts, available racked in trays or in bulk to suit a variety of applications.

8mm Autosampler Vial Crimp Caps (Thermo Scientific™)

8mm Crimp Top Closures provide a leak-resistant seal, feature 4mm openings and are available with a variety of septa materials with and without liners.

Abgene™ Multisip™ Plugs (Thermo Scientific™)

Thermo Scientific Abgene Multisip Plugs complement the innovative line of Thermo Scientific storage tubes.

Nunc™ CryoTube™ Colored Caps (Thermo Scientific™)

Color-code your sample vials with colored replacement closures for Nunc internally-threaded CryoTube vials, featuring silicone gasket to provide the best seal.

Ultra Clear qPCR Caps, strips of 8 (Thermo Scientific™)

Thermo Scientific Ultra Clear qPCR Cap Strips of 8 have a highly polished flat surface, providing an optically clear window to deliver maximum and consistent signal transmission, critical for accurate qPCR results. The caps are molded from a specially formulated polypropylene that enhances signal detection by minimizing autofluorescense and maximizing transmission. The Ultra Clear qPCR Cap Strips are compatible with all Thermo Scientific PCR tube strips and 96-well PCR plates.

Features of Thermo Scientific Ultra Clear qPCR Cap Strips

• 8-cap strip
• Compatible with all Thermo Scientific 96-well PCR plates as well as standard and low profile tube strips
• Specially formulated ultra clear polypropylene
• Highly polished
• Flat cap design

11mm Snap Top Caps - Routine Range (Thermo Scientific™)

Use routine snap caps for your optimum high throughput chromatographic analysis.

Nalgene™ Sealing Caps for Oak Ridge Centrifuge Tubes (Thermo Scientific™)

Ensure leakproof† service of Thermo Scientific™ Nalgene™ centrifuge bottles at their recommended maximum rated speeds by using these sealing caps.

Domed PCR Caps, strips of 8 (Thermo Scientific™)

The Thermo Scientific Domed Caps, Strips of 8, are compatible with 96-well PCR plates and standard and low profile strip tubes.

Features of Thermo Scientific Domed Caps

• Suitable for use with all 96-well PCR plates as well as standard and low profile strip tubes
• 10 packs of 12

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10mm Autosampler Vial Septa (Thermo Scientific™)

Thermo Scientific™ National Target 10mm Septa are designed for use with 10-425 threaded caps.

Nalgene™ Friction-Fit Polypropylene Closures for Plastic Centrifuge Tubes (Thermo Scientific™)

Easily remove Thermo Scientific™ Nalgene™ Friction-Fit Polypropylene Closures for Plastic Centrifuge Tubes from the centrifuge with a convenient pull tab.

Nalgene™ PPCO High Profile Closures with Color Coders for Micro Packaging Vials: Sterile, Bulk Pack (Thermo Scientific™)

Reduce the risk of contaminating contents using Thermo Scientific™ Nalgene™ PPCO High Profile Closures with Color Coders for Micro Packaging Vials.

Nalgene™ HDPE High Profile Closures with Color Coders for Micro Packaging Vials: Nonsterile (Thermo Scientific™)

Enable rapid identification by using these closures with color coders. Offered in a variety of colors, closures have no O-ring to fall out or contaminate contents.

Sterilin™ Silicone Rubber Discs (Thermo Scientific™)

Reduce opportunity for leakage in caps, injection ports and other applications. Translucent silicone material provides excellent performance over a wide temperature range.

I-Chem™ Open-Top Septa Caps, 24-414mm, bonded septa, bulk (Thermo Scientific™)

Thermo Scientific™ Septa Caps include a bonded-in 0.045 in. thick septa.

10mm Autosampler Vial Screw Thread Caps (Thermo Scientific™)

10mm Wide Opening Screw Caps and Septa feature a 10-425 thread finish and are available in an assortment of styles to match your application needs.

KingFisher™ mL Food Protection Purification System Tube Rack (Applied Biosystems™)

Tube-sample rack, designed of use with the KingFisher mL Food Protection Purification System. The Tube Rack contains fifteen separate sample tube slots. Tubes for sample processing on the KingFisher mL Food Protection Purification System available separately (Cat. No. 159-51).

In-Line Caps for 1.1 mL Microtube System (Thermo Scientific™)

These 1.1 mL Microtube In-Line Caps are for use with 1.1 mL Microtubes

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Septa for 3500/3500xL Genetic Analyzers, 8 strip (Applied Biosystems™)

These Septa for 8-strips were designed and validated for use with the 3500 series Genetic Analyzers.

For Research Use Only. Not for use in diagnostics procedures.

MicroAmp™ 12-Cap Strip (Applied Biosystems™)

MicroAmp® Cap Strips are designed to fit on MicroAmp® reaction tubes, tube strips, and 96-well plates. They are available in 8-cap and 12-cap strips in clear or an assorted set of red, orange, blue, and green. They have a domed profile and are suitable for end-point PCR. Attach caps using the MicroAmp® Cap Installing Tool.

• Will not interfere with sample reading
• Provides tight seal to minimize evaporation
• Easy to apply and remove

Minimize Evaporation
Use MicroAmp® Caps Strips to seal the tubes containing your precious samples. This will reduce the possibility of contamination among sample wells and help ensure reliable results.

Easy to Use
Use the MicroAmp® Cap Installing Tool to push the caps down and form a tight seal. When ready, just peel away the caps using the tabs at the end.

Colored for Organization
These caps are available in different colors to help you keep track of your tubes during assay preparation.

11mm Crimp Top Caps - Routine Range (Thermo Scientific™)

Use these 11mm Crimp Top Caps as closures for Routine range 11mm Glass Crimp Top Vials in your optimum high throughput HPLC and GC analysis.

13mm Autosampler Vial Septa (Thermo Scientific™)

13mm Septa for use with threaded caps Snap/Crimp Caps are available in PTFE/ Red Rubber, PTFE/Silicone or Red PTFE/White Silicone/Red PTFE.

Nalgene™ PPCO Low-Profile Closures for Micro Packaging Vials: Nonsterile, Bulk Pack (Thermo Scientific™)

Quickly identify samples with Thermo Scientific™ Nalgene™ PPCO Low-Profile Micro Packaging Vial Closures, offered in a variety of colors.

Nalgene™ Lined HDPE Serum Vial Closure for Continuous-Thread Vials: Nonsterile (Thermo Scientific™)

Eliminate the need for a rubber stopper, yet maintain a leakproof seal with these lined, HDPE serum vial closures, for use with continuous thread PETG serum vials.

Large Volume RNA Prep Filter (Invitrogen™)

These Large Volume RNA Prep Filters can be used during RNA sample preparation from large volumes of blood collected in Tempus™ Blood RNA Tubes.

For Research Use Only. Not for use in diagnostics procedures.

Nalgene™ PPCO Low-Profile Closures for Micro Packaging Vials: Sterile, Bulk Pack (Thermo Scientific™)

Identify samples quickly using Thermo Scientific™ Nalgene™ PPCO Low-Profile Micro Packaging Vial Closures, offered in a variety of colors.

Flat PCR Caps, strips of 8 (Thermo Scientific™)

The Thermo Scientific Flat PCR Cap ,Strip of 8 are used for PCR applications and work with the Thermo Scientific 96-well PCR plates and strip tubes. These cap strips are available in either 8- or 12-cap strips. The Flat PCR Cap Strips signature flat cap allows you to label each sample..

Features of the Thermo Scientific Flat PCR Cap Strip

• 8- and 12-cap strips
• Suitable for use with 96-well PCR plates as well as standard and low profile strips
• Flat surface of each cap facilitates sample labeling
• 10 packs of 12

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Aluminum 20mm Crimp Seals (Thermo Scientific™)

Thermo Scientific™ Aluminum Crimp Seals, when turned, allow easy removal of septum.

Dust Covers (Thermo Scientific™)

Prevent contamination and protect critical samples during transport. These Dust Covers are designed to fit all standard size VOA vial caps.

Capitol Vial Universal Test Tube Plug Cap (Thermo Scientific™)

The Thermo Scientific™ Capitol Vial Universal Test Tube Plug Cap fits tubes with 12mm to 16mm diameter.

PTFE/Silicone Discs (Thermo Scientific™)

Combine the inertness of a PTFE coating with the resealability of silicone Thermo Scientific™ PTFE/Silicone Discs.

Samco™ Tube Closures (Thermo Scientific™)

Depend on the reliable performance of these closures, available as two-position snap caps and universal caps.

Chromacol 11mm Crimp Caps (Thermo Scientific™)

Thermo Scientific™ Chromacol Crimp Caps are offered with a selection of liner materials and colors.

Flat PCR Caps, strips of 12 (Thermo Scientific™)

The Thermo Scientific Flat PCR Cap ,Strip of 12 are used for PCR applications and work with the Thermo Scientific 96-well PCR plates and strip tubes. These cap strips are available in either 8- or 12-cap strips. The Flat PCR Cap Strips signature flat cap allows you to label each sample.

Features of the Thermo Scientific Flat PCR Cap Strip

• 8- and 12-cap strips
• Suitable for use with 96-well PCR plates as well as standard and low profile strips
• Flat surface of each cap facilitates sample labeling
• 25 packs of 8

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Nalgene™ Sealing Cap Assemblies (Thermo Scientific™)

Process tubes at their highest rated speed level (10,000 x g or greater) without leakage, even when full with Thermo Scientific™ Nalgene™ Sealing Cap Assemblies.

DRI™ Barbiturate Drugs of Abuse Assays (Thermo Scientific™)

Achieve high analytical accuracy and eliminate time-consuming steps in reagent preparation with ready-to-use assays in liquid form.

Assembled Target™ 10-425 Caps and Septa (Thermo Scientific™)

Minimize contamination from handling with convenient Thermo Scientific™ National Assembled Target 10-425 Caps and Septa.

Closures with Prefitted Septa for 13mm Crimp/Snap-Ring LoVials™ (Thermo Scientific™)

Thermo Scientific™ National Closures with Prefitted Septa are available in easy-to-apply Kim-Snap or standard aluminum variety to suit your application needs.

Nunc™ Cryobank and Bank-It™ Replacement Caps (Thermo Scientific™)

Ensure contamination-free cap replacement. Closures are supplied racked for manual or automated replacement.

Microtiter Tube Plug Strip (Thermo Scientific™)

Seal 1.2mL microtiter tubes tightly for storage using these polyethylene plug strips.

Aluminum Crimp Seals with Prefitted Septa for 12 x 32mm Vials (Thermo Scientific™)

You can count on a secure, leak-resistant seal with Thermo Scientific™ National Aluminum Crimp Seals.

Chromacol Economy Septa for GC Instruments, 9mm economy GC septa (Thermo Scientific™)

Thermo Scientific™ Chromacol Economy Septa withstand temperatures up to 250°C.

Nalgene™ PPCO Micro Packaging Vial Closures for 4.5mL Vials: Sterile, Bulk Pack (Thermo Scientific™)

Quickly identify samples using colored closures offered in green, white or natural, specifically designed for the 4.5mL micro packaging vial.

MicroAmp™ 8-Cap Strip, clear (Applied Biosystems™)

MicroAmp® Cap Strips are designed to fit on MicroAmp® reaction tubes, tube strips, and 96-well plates. They are available in 8-cap and 12-cap strips in clear or an assorted set of red, orange, blue, and green. They have a domed profile and are suitable for end-point PCR. For real-time PCR applications, please see our MicroAmp® Optical 8-Cap Strips (cat. no. 4323032), which have a flat-top profile. Attach the caps using the MicroAmp® Cap Installing Tool.

Features:

• Will not interfere with sample reading
• Provide a tight seal to minimize evaporation
• Easy to apply and remove

Minimize Evaporation
Use MicroAmp® Caps Strips to seal the tubes containing your precious samples. This will reduce the possibility of contamination among sample wells and help ensure reliable results.

Easy to Use
Use the MicroAmp® Cap Installing Tool to push the caps down and form a tight seal. When ready, just peel away the caps using the tabs at the end.

Colored for Organization
These caps are available in different colors to help you keep track of your tubes during assay preparation.