You searched for: Test/Sample Tube Closures

Supplier: Corning

These screw caps are used for 5/10 ml transport tubes.

Supplier: Air-Tite

These bulk syringe caps are very cost-efficient.

Supplier: Corning

These blue caps provide an economical closure for certain volumetric flasks (see 29610-004 and -285 series).

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

Supplier: Hach

White cap for Culture Tube

Supplier: SP Industries

Manufactured from high quality polyethylene or ethylene vinyl acetate to ensure a tight seal.

Supplier: Air-Tite

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

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).

Supplier: Starplex

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

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Supplier: Starplex

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

Supplier: PERKINELMER SCIENTIFIC CANADA ULC

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

Supplier: Thermo Fisher Scientific

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

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.

Supplier: Corning

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

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.

Supplier: Thermo Fisher Scientific

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

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.

Supplier: Sorenson Bioscience

Polypropylene cap strips are ideal for real-time PCR applications

Supplier: MP Biomedicals

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

Supplier: Starplex

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

Supplier: Thermo Fisher Scientific

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

Supplier: Globe Scientific

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

Supplier: Thermo Scientific

Seal tubes tightly for storage

Supplier: Globe Scientific

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

Supplier: B Braun

These sterile polyethylene caps are suitable for female Luer lock and male Luer lock closed tip connectors.

Supplier: Chemglass

The silicone sponge closure is manufactured with a sealed in .2 micron silicone sponge filter

Supplier: Globe Scientific

Polyethylene flanged plug caps provide exceptional leak-resistance in test tubes, centrifuge tubes, and round cuvettes

Supplier: Globe Scientific

Supplier: Globe Scientific

An effective method to recap blood drawing tubes, glass test tubes, and plastic culture tubes

Supplier: Globe Scientific

These screwcaps for microcentrifuge tubes are suitable for all Globe Scientific screw top microcentrifuge tubes.