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 colours, 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.
VWR®, Caps for Culture and Test Tubes
Supplier: VWR Collection
Cap for culture and test tube, VWR®, Colour: Natural, Closure type: Dual position type, For tubes: 12 mm
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VWR®, Closures
Supplier: VWR Collection
These closures are suitable for test and culture tubes.
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VWR®, Flat Screw Caps for Microcentrifuge Tubes
Supplier: VWR Collection
Flat screw cap with O-ring for microcentrifuge tubes, VWR®, Colour: Green
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J.T.Baker®, Caps for Microtube Racks
Supplier: Avantor
Strip of 8 plug caps, J.T.Baker®, Colour: Clear
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VWR® Screw Caps for Culture Tubes
Supplier: VWR Collection
Screw cap with seal liner, VWR®, Colour: Black, Thread: 15-415
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VWR®, Screw Caps for Microcentrifuge Tubes
Supplier: VWR Collection
Screw cap, Standard screw cap, VWR®, Colour: Red
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Caps for microcentrifuge tubes with thread
Supplier: Simport Scientific
Screw caps with O-ring seal and loop, PP, Colour: White
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Caps for microcentrifuge tubes, tamper evident, Micrewtube®
Supplier: Simport Scientific
Screw caps. tamper evident, Without loop, PP, MicrewLock®, Colour: Natural
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Caps, disposable, KIM-KAP®, KIMBLE®
Supplier: KIMBLEKONTES
These caps are designed to fit culture tubes with outer diameters ranging from 13 to 38 mm.
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Screw caps for screw thread tubes
Supplier: Lenz Laborglas GmbH & CO.KG
PBT,red, with PTFE coated silicone sealing (VMQ).
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Screw caps with aperture
Supplier: Lenz Laborglas GmbH & CO.KG
PBT, red without seals.
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Screw caps for culture tubes, Corning®
Supplier: Corning
These reusable Corning® caps are fabricated with specially formulated resin to resist the effects of temperature and steam in autoclaving.
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Screw caps with rubber liner, KIMBLE®
Supplier: KIMBLEKONTES
Phenolic cap material and cemented-in rubber liner are resistant to the effects of repeated autoclaving. Designed from ASTM Specification E982.
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Caps for microcentrifuge tubes, SnapTwist Micrew™
Supplier: Simport Scientific
Snap caps , Cap with loop, PE, SnapTwist Micrew™, Colour: Yellow
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Polypropylene closures, Corning®
Supplier: Corning
These Corning® polypropylene closures are designed for culture tubes and flasks.
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Caps for sample tubes, tamper evident
Supplier: Simport Scientific
Caps made of PE feature a long skirt and a super fast thread design allowing them to be removed or sealed with a single turn. Caps are designed with flexible sealing lip which provides leakproof seal.
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Screw caps for T501 sample tubes
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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Screw caps for internal thread sample tubes
Supplier: Simport Scientific
These polypropylene screw caps are to be used with T500 series internal thread sample tubes.
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VWR® Safe-T-Flex, Caps for Test Tubes
Supplier: VWR Collection
Safe-T-Flex caps feature a unique, flexible, over-locking design, locking securely on the outside of the tube lip and can be removed with one hand. A tight seal ensures sample integrity and prevents spillage or evaporation of serum samples. This special seal protects against the aerosols of highly infectious organisms such as TB and the HTLV-III virus. They are colour coded for easy specimen identification and to help guard against cross-contamination. The top of each cap can also be numbered or labelled with indelible ink. Self-locking cap holds firmly in any position and keeps contents secure while in transit. Liquid-tight seal withstands centrifugation, agitation, refrigeration and freezing.
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Screw cap with septum for sample tubes
Supplier: Simport Scientific
This aqua colour screw cap incorporates a pierceable septum made of chemically resistant PTFE on the outside and silicone on the inside, both components being stable over a broad range of temperatures.
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Corning® Cap, Phenolic, PTFE Liner
Supplier: Corning
This cap is fabricated of a resin specially formulated to resist the effects of temperature and steam in autoclaving.
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Replacement caps for centrifuge tubes, graduated, conical bottom, KIMBLE®
Supplier: KIMBLEKONTES
Made of Phenolic.
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Screw cap with septum for microcentrifuge tubes, Micrewtube™
Supplier: Simport Scientific
This screw cap incorporates a pierceable septum made of chemically resistant PTFE on the outside and silicone on the inside, both components being stable over a broad range of temperatures. The septum also acts as a silicone o-ring for better sample protection.
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Advanced polyethylene CentriStar™ cap for centrifuge tubes, Corning®
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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Screw caps with PTFE faced rubber Liner, KIMBLE®
Supplier: KIMBLEKONTES
Caps have mineral-filled phenolic material to withstand the effects of repeated autoclaving.
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Laboratory screw joints with GL thread, BOLA
Supplier: Bohlender
Red screw cap made of glass-fibre reinforced ETFE, inner parts consisting of a v-ring (ETFE), a tapered ring and a sealing ring (both PTFE) as well as an o-ring (FKM) for tubing diameters under 3 mm, (not exposed to the medium). The medium is only exposed to PTFE.
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Snap caps for volumetric flasks, PYREX®
Supplier: Corning
These blue caps provide an economical closure for certain volumetric flasks.