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Test/Sample Tube Closures


140  results were found
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.


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Supplier:  Corning
Description:   These blue caps provide an economical closure for certain volumetric flasks (see 29610-004 and -285 series).
Low Manufacturing Impact Product available on GSA Advantage®
Supplier:  Ace Glass
Description:   These closures are designed for use with culture tubes and flasks and are available with or without gripping finger indents
Product available on GSA Advantage® Small Business Enterprise
Supplier:  Corning
Description:   These caps are compatible with all Axygen Scientific screw top microcentrifuge tubes, including both skirted and nonskirted variations of the 0.5 ml, ...
Supplier:  SP Industries
Description:   Gas-tight NMR tube caps are ideal for experiments that require an air-tight environment under vacuum or low pressure less than 1 bar (14.5 psi).
Supplier:  MP Biomedicals
Description:   Purple caps fit EMPTY FASTPREP® tubes and are used in fastprep systems, to hold sample for homogenization.
Supplier:  SP Industries
Description:   Manufactured from high quality polyethylene or ethylene vinyl acetate to ensure a tight seal.
Supplier:  Corning
Description:   These Corning® polypropylene closures are designed for culture tubes and flasks.
Product available on GSA Advantage®
Supplier:  AZENTA US, INC
Description:   Tube screw caps are manufactured from high-quality virgin polypropylene and are designed for optimal seal quality and sample security.
Supplier:  Ace Glass
Description:   These caps are for use with storage tubes
Product available on GSA Advantage® Small Business Enterprise
Supplier:  AZENTA US, INC
Description:   TPE septum caps are piercable, disposable, thermo plastic elastomer (TPE) caps designed for optimal seal quality.
Supplier:  Ace Glass
Description:   Threaded cap with or without drilled hole (solid) which includes PTFE faced silicone rubber septum and one o-ring for making “O-Ring-CAP-SEAL.” For us...
Product available on GSA Advantage® Small Business Enterprise
Supplier:  PERKINELMER U.S. LLC
Description:   The TrayCell™ caps are fiber-optic ultra-micro measuring cells designed for the UV/Vis analysis of DNA/RNA and proteins.

Supplier:  Air-Tite
Description:   These bulk syringe caps are very cost-efficient.
Small Business Enterprise
Supplier:  Thermo Fisher Scientific
Description:   The Thermo Scientific Nalgene HDPE closures for micro packaging vials have no o-ring to fall out or contaminate contents
Supplier:  SP Industries
Description:   The PTFE NMR tube caps are machined to exact specifications with a smaller gyroradius and more homogeneous mass distribution than disposable caps for ...
Supplier:  Thermo Fisher Scientific
Description:   Nunc CryoTube colored caps are replacement polypropylene screw caps with a silicone gasket to provide the best seal
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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
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This product has been blocked by your organization. Please contact your purchasing department for more information.
The original product is no longer available. The replacement shown is available.
This product is no longer available. Alternatives may be available by searching with the VWR Catalog Number listed above. If you need further assistance, please call VWR Customer Service at 1-800-932-5000.
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