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119 results for Closures

You searched for: Test/Sample Tube Closures

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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SP Wilmad-LabGlass Caps for Screw-Cap NMR Tubes, SP Industries

Supplier: SP Industries

Open Cap, for 4 & 5 mm Tubes, Thread Size: 8-425, Fits Tube with OD (mm): 3mm, 5mm, Save time and money with the Screw Cap EPR Tube; each come with a PTFE/Silicone Septum, Replacement Septa and Caps

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Polypropylene Closures

Polypropylene Closures

Supplier: DWK LIFE SCIENCES S. DE R.L. DE MX

Polypropylene closures for 13 and 20 mm culture tubes.

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Corning® Polypropylene Closures, Corning

Supplier: Corning

These Corning® polypropylene closures are designed for culture tubes and flasks.

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Bulk Syringe Caps, Non Sterile, Air-Tite Products

Bulk Syringe Caps, Non Sterile, Air-Tite Products

Supplier: Air-Tite

These bulk syringe caps are very cost-efficient.

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Nalgene® High Profile Closures with Color Coders for Micro Packaging Vials, Thermo Scientific

Nalgene® High Profile Closures with Color Coders for Micro Packaging Vials, Thermo Scientific

Supplier: Thermo Fisher Scientific

Nalgene Closures with Color Coders are made of high density polyethylene, and have no O-ring to fall out or contaminate contents

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Sterile Syringe Caps, Air-Tite Products

Sterile Syringe Caps, Air-Tite Products

Supplier: Air-Tite

Cap off any of your Luer slip or Luer lock syringes with these cost-efficient, sterile caps.

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Screw Caps, PerkinElmer

Supplier: PERKINELMER SCIENTIFIC CANADA ULC

Screw caps are available in a variety of different plastics and are compatible with screwthread vials.

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Nunc CryoTube Colored Caps, Thermo Scientific

Nunc CryoTube Colored Caps, Thermo Scientific

Supplier: Thermo Fisher Scientific

Nunc CryoTube colored caps are replacement polypropylene screw caps with a silicone gasket to provide the best seal

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SP Wilmad-LabGlass Gas-Tight Septum NMR Tube Caps, SP Industries

Supplier: SP Industries

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).

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Culture Tube Cap, Hach

Culture Tube Cap, Hach

Supplier: Hach

White cap for Culture Tube

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Polyethylene Plug Caps, Starplex®

Polyethylene Plug Caps, Starplex®

Supplier: Starplex

Nonsterile polyethylene plug style caps are designed for use with 5mL and 10mL vials

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Screw Caps for Vials, Starplex Scientific

Supplier: Starplex

Polypropylene flat screw caps for 5ml/10ml vials.

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DURAN® GL 45 Bromobutyl Rubber Stoppers, DWK Life Sciences

DURAN® GL 45 Bromobutyl Rubber Stoppers, DWK Life Sciences

Supplier: DWK Life Sciences (KIMBLE)

DURAN® Bromobutyl Rubber closures provide a gas tight seal for all GL45 laboratory bottles with sizes from 100 to 20000 ml. Bromobutyl rubber is essentially impermeable to most gases and provides a controlled environment inside the glass bottle for oxygen sensitive materials. Useful for maintaining anaerobic culture conditions. Butyl rubber allows for multiple punctures providing easy access to the contents with a syringe.

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Falcon® Snap Caps for Test Tubes, Corning

Falcon® Snap Caps for Test Tubes, Corning

Supplier: Corning

Falcon® snap caps are designed for use with 12×75 mm test tubes

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Caps for TrayCell™, PerkinElmer

Supplier: PERKINELMER SCIENTIFIC CANADA ULC

The TrayCell™ caps are fiber-optic ultra-micro measuring cells designed for the UV/Vis analysis of DNA/RNA and proteins.

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Thermo Scientific™ Matrix™ Screw Top Tube Caps, Cap Trays and Cap Inserts

Thermo Scientific™ Matrix™ Screw Top Tube Caps, Cap Trays and Cap Inserts

Supplier: Thermo Fisher Scientific

Simplify sample storage with these color-coded caps and inserts.

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µltraAmp™ PCR Cap Strips, Sorenson BioScience

µltraAmp™ PCR Cap Strips, Sorenson BioScience

Supplier: Sorenson Bioscience

Polypropylene cap strips are ideal for real-time PCR applications

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Snap Caps, Sun Sri

Supplier: Thermo Scientific

These snap caps eliminate crimping and decrimping of closures with easy to apply snap caps and also it provides a secure seal, minimizing evaporation even with volatile samples.

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Purple Caps, MP Biomedicals

Purple Caps, MP Biomedicals

Supplier: MP Biomedicals

Purple caps fit EMPTY FASTPREP® tubes and are used in fastprep systems, to hold sample for homogenization.

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Wide-Mouth Spout Cap for 90 and 120 ml Containers, Starplex Scientific

Wide-Mouth Spout Cap for 90 and 120 ml Containers, Starplex Scientific

Supplier: Starplex

This semi-closed system is perfect for pouring specimens, reducing the risk of spilling and contamination

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SAV-IT™ Closures, Porex Bio Products Group

SAV-IT™ Closures, Porex Bio Products Group

Supplier: Thermo Fisher Scientific

Pliable closures for use with evacuated blood collection tubes and glass and plastic test tubes

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Silicone Sponge Closures, Chemglass

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

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

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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Translucent Snap Caps, Globe Scientific

Translucent Snap Caps, Globe Scientific

Supplier: Globe Scientific

These colorful snap-on closures are an effective way to recap blood drawing tubes, glass test tubes and plastic culture tubes.

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Screw caps for Microcentrifuge Tubes, Globe Scientific

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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Snap Cap with Two Thumb Tabs, for 13 mm Tubes, Globe Scientific

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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Plug Cap, 11 mm, Globe Scientific

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

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

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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