You searched for: Test/Sample Tube Closures
Test tube closures ensure samples do not leak or are contaminated by providing a reliable seal. Securely mix or store small samples with these tops that allow one-handed sealing. Offered in a variety of colors, identification is made easier. Closures come in screw and snug-fit plug designs to fit any test tube opening style. Resistant to high temperatures, the versatile test tube closures can withstand heating applications while the chemical resistance guarantees limitless sample compatibility.
Spectra/Por® Closures for Dialysis Membrane Tubing, Spectrum® Laboratories
Supplier: Spectrum Laboratories
These are used in combination with a standard closure for a vertical use of the dialysis tubing and a magnetic stirrer for continuous stirring of the tubing.
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Screw Caps, Firefly
Supplier: FIREFLYSCI, INC.
Caps are made of polypropylene and are equipped with a poly-vinyl liner.
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Microcentrifuge Tube Lid Locks
Supplier: United Scientific Supplies
Secure caps to lids of microcentrifuge tubes with these autoclavable locks.
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Open-Top Polypropylene Screw Thread Caps, Kimble Chase
Supplier: DWK Life Sciences (KIMBLE)
Economical, one-piece construction caps are autoclavable and designed from ASTM Specification E982
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Spectra/Por® Weighted Closures, Spectrum® Laboratories
Supplier: Spectrum Laboratories
Pressure-fitted with an acid-washed, stainless steel bar into the reverse side
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Test Tube Caps, Caplugs
Supplier: Caplugs
A variety of tube cap options to meet needs. Test Tube Caps are overfitting caps for use with culture tubes.
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Spectra/Por® Magnetic Weighted Closures, Spectrum® Laboratories
Supplier: Spectrum Laboratories
Closures feature imbedded fluoropolymer resin-coated magnetic weights
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Gold-Plated Liner Cap for Split/Splitless Injector, Restek
Supplier: Restek
For use with split/splitless injectors on Thermo Scientific TRACE, 8000, 8000 TOP & Focus SSL.
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Screw Caps, Open Top, Chemglass
Supplier: Chemglass
Open top polypropylene screw caps supplied with PTFE-faced silicone septa.
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Snap Cap with Two Thumb Tabs, for 13 mm Tubes, Globe Scientific
Supplier: Globe Scientific
An effective method to recap blood drawing tubes, glass test tubes, and plastic culture tubes
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Spectra/Por® Universal Closures, Spectrum® Laboratories
Supplier: Spectrum Laboratories
Nylon closures lock gently over rigid membranes such as cellulose ester (CE) and polyvinylidene fluoride (type F) tubing, providing a strong, leakproof seal
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Screw Caps for T501 Sample Tubes, Simport Scientific
Supplier: Simport Scientific
Caps are available either with or without a silicone washer between the cap and the tube to ensure a positive leakproof seal at all temperatures.
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Silicone Sponge Closures, Chemglass
Supplier: Chemglass
The silicone sponge closure is manufactured with a sealed in .2 micron silicone sponge filter
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Tiered Plug Stopper Closures, Polyethylene, Globe Scientific
Supplier: Globe Scientific
Polyethylene flanged plug caps provide exceptional leak-resistance in test tubes, centrifuge tubes, and round cuvettes
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Snap Cap with Two Thumb Tabs, for 16 mm Tubes, Globe Scientific
Supplier: Globe Scientific
An effective method to recap blood drawing tubes, glass test tubes, and plastic culture tubes
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Screw caps for Microcentrifuge Tubes, Globe Scientific
Supplier: Globe Scientific
These screwcaps for microcentrifuge tubes are suitable for all Globe Scientific screw top microcentrifuge tubes.
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Caps for Flowtubes for Flow Cytometry Instruments, Chemglass Life Sciences
Supplier: Chemglass
Standard Cap for FlowTubes
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Plug Cap for Use with Beckman IDS Auto Track, 13mm, Globe Scientific
Supplier: Globe Scientific
This plug cap is designed for use on the Beckman Coulter IDS Specimen Automation Track (2nd Generation)
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Screw Caps for Internal Thread Sample Tubes, Simport Scientific
Supplier: Simport Scientific
These PP screw caps are to be used with T500 series internal thread sample tubes.
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KIM-KAP® Caps, Disposable, Polypropylene, Kimble Chase
Supplier: DWK LIFE SCIENCES S. DE R.L. DE MX
These KIM caps are designed to fit culture tubes with outer diameters ranging from 13 mm to 38 mm.
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Diamond™ Culture Tube Caps, Globe Scientific
Supplier: Globe Scientific
These caps fit plain-end culture tubes and flasks with deLong style necks or ports.
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Phenolic Screw Thread Closure, Kimble Chase
Supplier: DWK Life Sciences (KIMBLE)
Caps have mineral-filled phenolic material to withstand the effects of repeated autoclaving.
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Plug Stoppers, 12 mm, Globe Scientific
Supplier: Globe Scientific
These polyethylene plug caps are available in a selection of colors to facilitate sample identification.
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Plug Cap, 11 mm, Globe Scientific
Supplier: Globe Scientific
Globe Scientific's polyethylene plug caps feature an 11mm diameter, and are available in a natural color for sample identification.
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Caps for NMR Sample Tubes, Chemglass
Supplier: Chemglass
Made from polyethylene, these caps are sized to fit 5mm O.D
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Phenolic Screw Caps with Rubber Liner, Kimble Chase
Supplier: DWK Life Sciences (KIMBLE)
Phenolic cap material and cemented-in rubber liner are resistant to the effects of repeated autoclaving
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Plug Cap for Plain Top 15 ml Centrifuge Tubes, Globe Scientific
Supplier: Globe Scientific
This cap is specifically designed for capping plain top 15 mL centrifuge tubes
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Corning® Advanced Polyethylene CentriStar™ Caps for Centrifuge Tubes
Supplier: Corning
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.
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Transport Vial Caps, Caplugs
Supplier: Caplugs
Caplugs Transport Vial Caps are designed to fit all sizes of transport vials.
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Chem Snap Caps™, Colour-Coded, Chemglass
Supplier: Chemglass
These 11mm Snap Caps™ can be snapped on and off by hand, eliminating the need for metal crimping and decapping tools, and reducing potential hazards due to sharp aluminum edges.