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Tube Caps and Closures

Plugs and caps of various material compositions, sizes, colors, and closure types to fit a wide range of tube types; may be sterile, non-sterile, and/or autoclavable; may possess leak-preventing features including O-rings and cap liners.
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1 – 15 of 173 results
1

Bel-Art™ SP Scienceware™ Wilmad™ Disposable NMR Tube Caps, 5.0mm Dia.

Different colors help track samples based on various reference solvents.

Disposable Single-use
Product Type NMR Tube Cap
Closure Size 5 mm
Diameter (Metric) Outer 5.0 mm
Material EVA
For Use With (Application) NMR Spectroscopy
Sterility Non-sterile
2

Corning™ 50mL Centrifuge Cap
BIOPHARMA

The CentriStar™ Cap has a easy-on/easy-off flat top and offers advanced ergonomics with its wider knurls and roll-over edge design for easier gripping. This leak-proof design comes with a revolutionary plug feature that virtually eliminates all see page when used under recommended conditions.

3
Promotions Available

Kartell™ Test Tube Caps

Reduce risk of sample contamination and spillage with a polyethylene constructed cap. Kartell™ Test Tube Caps are specially designed to accommodate both platic and glass test tubes.

Color Natural
Material Polyethylene
Certifications/Compliance CE/IVD
4

DWK Life Sciences Kimble™ Kontes™ NMR Polyethylene Sample Tube Pressure Caps for 5 and 10mm Tubes

Tight-fitting, polyethylene cap which stays in place even with a build-up of internal vaporization pressures

Product Type Pressure Cap
Material Polyethylene
For Use With (Application) Provides tight-fitting and stays in place even with a build-up of internal vaporization pressures
5

DWK Life Sciences Kimble™ Kontes™ NMR Sample Tube Caps

For Kontes™ 5 or 10mm NMR sample tubes

Product Type Pressure Cap Variety Pack
Color Assorted
Material Polyethylene
For Use With (Application) Provides tight-fitting and stays in place even with a build-up of internal vaporization pressures
6

Kartell™ Stopper for Disposable Test Tubes

Kartell™ Stopper for Disposable Test Tubes provide a leakproof seal to the test tube, which decreases risk of spilling.

7

Labcon™ Flat Style Caps for 50 mL Centrifuge Tubes

These flat style caps for 50 mL centrifuge tubes come conveniently packed in bags.

8

ratiolab™ Stoppers for Test Tubes

Close your test tubes with these highly secure stoppers.

Packaging Bag
Quantity 1000 Stoppers/Bag
Material Polyethylene
9

GPE Scientific™ NorLoc™ NMR Tube Caps

GPE Scientific™ NorLoc™ NMR Tube Caps can be applied easily and quickly, increasing personal safety and saving valuable time.

Product Type NMR Tube Cap
Size 5 mm
Quantity 100/Pk.
10

Labcon Overfit Caps for Culture Tubes

Secure, liquid-tight seal for plastic and glass culture tubes. Available in sizes that fit 10 mm, 12 mm, 13 mm, and 16 mm round bottom culture tubes.

Disposable Single-use
Clean Claims ATP, RNase/DNase and Endotoxin Free (non-pyrogenic)
Pre-sterilized No
For Use With (Equipment) Culture Tubes
Product Type Overfit Cap
Packaging 1000/Bag, 10 Bags/Cs.
Certifications/Compliance ISO 9001:2015; FDA CFR21 GMP
For Use With (Application) Protocols that require centrifugation, agitation, and refrigeration
Autoclavable Not Autoclavable
Sterility Non-sterile
11

Kartell™ Plastilab™ Test Tube Caps

Fits plastic or glass test tubes.

Product Type Test Tube Plug Cap
Certifications/Compliance CE Certified
12

Wilmad-LabGlass™ SP Scienceware™ Gas-Tight Rubber Septa NMR Tube Cap

Designed to maintain excellent glass to rubber contact, the Wilmad-LabGlass Gas-Tight Rubber Septa NMR Tube Cap maintains a gas-tight seal while allowing for injection of samples or reactants.

13

Gosselin™ Tube Closures

Suitable for different usage of tubes and applications. Gosselin™ Tube Closures are offered in straight, winged, skirted, or screw cap styles and are manufactured from PE plastic.

EDGE
Material LDPE
14
Promotions Available

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

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

EDGE
Fit for Purpose Sterile and PCR Ready
15

Thermo Scientific™ Nalgene™ Centrifuge Tube Sealing Cap Assemblies

Process tubes at their highest rated speed level (10,000 x g or greater) without leakage, even when full with these sealing cap assemblies.

Description Sealing cap assembly
Product Type Centrifuge Tube Cap
No. per Case 2
Material Polypropylene, ETFE, Fluoroelastomer
No. per Pack 2
Autoclavable Autoclavable
Product Line Nalgene