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

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

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

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.

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

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

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

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.

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.

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.

PTFE/Rubber Laminated Discs (Thermo Scientific™)

For a highly inert and unreactive seal use Thermo Scientific™ PTFE/Rubber Laminated Discs.

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.

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.

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

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

Features of Thermo Scientific Domed PCR Cap Strips

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

Related Products
Domed PCR Caps, strips of 8
Domed PCR Caps, strips of 8, blue
Domed PCR Caps, strips of 8, green
Domed PCR Caps, strips of 8, purple
Domed PCR Caps, strips of 8, red
Domed PCR Caps, strips of 8, yellow
Domed PCR Caps, strips of 8, natural
Domed PCR Caps, strips of 12

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.

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.

Septa for 0.5 mL sample tubes (for the 310 Genetic Analyzer) (Applied Biosystems™)

These are septa covers for 0.5 ml sample tubes, for use with the 310 Genetic Analyzer.

Use with: 1.0 mL Glass Syringe, 310 Genetic Analyzer Capillary (47 cm, 36 cm wtr), 310 Running Buffer (10X), BigDye® Terminator v1.1 Cycle Sequencing Kit, GeneScan™ 500 ROX™ Size Standard, Genetic Analyzer Sample Tubes, 0.5 ml, Hi-Di™ Formamide, MicroAmp® Reaction Tube with Cap (0.2 ml), POP-4™ Polymer for the 310 Genetic Analyzer, POP-6™ Polymer for the 310 Genetic Analyzer, Quantifiler® Human DNA Quantification Kit.

For Research Use Only. Not intended for human or animal therapeutic or diagnostic use.