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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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Search Within Results
Keyword Search:
1 – 15 of 118 results
1
Promotions Available

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

Use these friction-fit polypropylene closures featuring a convenient pull tab for easy removal from centrifuge tubes.

Description Designed to be compatible with Nalgene round and conical centrifuge tubes
Product Type Centrifuge Tube Cap
No. per Case 20
Material Polypropylene
No. per Pack 20
Autoclavable Autoclavable
Product Line Nalgene
2
Promotions Available

Thermo Scientific™ Nalgene™ Centrifuge Tube Sealing Cap Assemblies
GREENER_CHOICE

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
3
Promotions Available

Thermo Scientific™ Nalgene™ Sealing Caps for Oak Ridge Centrifuge Tubes
GREENER_CHOICE

Use these sealing caps to ensure leakproof service of centrifuge bottles at their recommended maximum rated speeds.

Description Sealing Caps for Oak Ridge Centrifuge Tubes
Product Type Centrifuge Tube Cap
No. per Case 2
Material Polypropylene, Rubber
No. per Pack 2
Autoclavable Autoclavable
Product Line Nalgene
4

Thermo Scientific™ Nalgene™ Sealing Caps for Oak Ridge Centrifuge Tubes; PP screw closure, silicone gasket
GREENER_CHOICE

Ensure leakproof service at their maximum speeds >10,000 x g, even when full

Tip Material Silicone
Material Silicone
Autoclavable Autoclavable
5

Labcon™ Flat Style Caps for 50 mL Centrifuge Tubes

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

6

Kap-Uts Culture Tube Closures

These Culture Tube Closures ensure the viability of microbiological cultures by protecting solid and broth media from excessive evaporation. They fit snugly on rimless culture tubes and flasks while allowing for gas exchange and ventilation.

Tube Material Stainless Steel
Product Type Culture Tube Closure
Quantity 144 Pk.
Material Stainless Steel
Autoclavable Autoclavable
7

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
8

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
9

Kartell™ Plastilab™ Test Tube Caps

Fits plastic or glass test tubes.

Product Type Test Tube Plug Cap
Certifications/Compliance CE Certified
10

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.
11
Promotions Available

Thermo Scientific™ Universal Test Tube Plug Caps
GREENER_CHOICE

For plastic or glass test tubes.

12

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.

13

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
14

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.

15

Bel-Art™ SP Scienceware™ Wilmad-LabGlass™ Open Cap for 4 to 5 mm Tubes

Bel-Art™ SP Scienceware™ Wilmad-LabGlass™ Open Cap for 4 to 5 mm Tubes are commonly used in sample degasification.