Tube Caps and Closures

Fisherbrand™ Capinsert™ Cap Inserts

Capinsert™ Cap Inserts are used to color code a multitude of products such as tubes and vials. They are inserted on top of the closure and has a write-on frosted area for sample identification.

Fisherbrand™ Flange Plug Caps, 17 mm

These polyethylene (PE) flanged plug caps provide exceptional leak-resistance in test tubes, centrifuge tubes and round cuvettes.

Fisherbrand™ Green Flange Plug Caps, 17 mm

These polyethylene (PE) flanged plug caps provide exceptional leak-resistance in test tubes, centrifuge tubes and round cuvettes.

Fisherbrand™ Caps with Pierceable Cross Cut for Auto-Analyzer Sample Cups

Produced from polyethylene (PE), these caps are designed specifically for use on our popular line of multi-purpose sample cups.

Fisherbrand™ Serum Filter Caps

Designed for use with Fisherbrand serum filters

Simport™ Scientific Capinsert™ Cap Inserts

Capinsert™ Cap Inserts are used to color code a multitude of products such as tubes and vials. They are inserted on top of the closure and has a write-on frosted area for sample identification.

Axygen™ Screw Caps with O-rings

Select looped or non-looped format

DWK Life Sciences Kimble™ Kimble™ Replacement Snap Cap

GSA/VA Contract
Available on GSA/VA contract for Federal Government customers.
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Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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For Cat. No. 05-538-41C/D centrifuge tubes

DWK Life Sciences Kimble™ Kontes™ Replacement PTFE/Silicone Septa

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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For Kontes brand threaded NMR tubes K897635-0800 and K897735-1300, and open-top caps.

DWK Life Sciences Kimble™ Kontes™ Polypropylene Closure with Ultrasonically Welded PTFE Liner

GSA/VA Contract
Available on GSA/VA contract for Federal Government customers.
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Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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For use with screw-thread culture and centrifuge tubes

DWK Life Sciences Kimble™ Phenolic Caps with Liners for Screw Thread Culture Tubes

GSA/VA Contract
Available on GSA/VA contract for Federal Government customers.
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Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Black Phenolic Caps with Cemented-In Rubber Liners are excellent for general laboratory use. Available in a variety of thread sizes.

Thermo Scientific™ MBP Rimmed Microcentrifuge Tube Plug Closures

Greener Choice
Offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”

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Polypropylene snap cap tubes with indented top

DWK Life Sciences Kimble™ Kontes™ NMR Single and Double Sealing Manifold

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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DWK Life Sciences Kimble™ KIMAX™ Nessler Tube Cap Style Stopper

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Replacement cap for Kimble™ KIMAX™ Nessler Tube

Thermo Scientific™ Capitol Vial Transport-Tube Screw Caps

Greener Choice
Offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”

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Thermo Scientific™ Capitol Vial Transport-Tube Screw Caps are made of polyethylene.