Bottle Closures

Fisherbrand™ Soft Glass Rods

With rounded and fire-polished ends.

United Scientific Supplies Stirring Rods with Rubber Policeman

Glass stirring rods are supplied with rubber policemen already attached.

Kimble™ Polyethylene Snap Cap

Snap cap tight fit prevents leakage or evaporation.

American Educational Products Solid Rubber Stoppers

Pliable, noncorrosive and deformation resistant.

American Educational Products Two-Hole Rubber Stoppers

Pliable, noncorrosive and deformation resistant.

Economical Cork Stoppers

For all of your laboratory needs.

Twistit: Four Stoppers in One

Multi-purpose and economical

Stopper Assortments

Soft, durable, resilient rubber designed for long life.

Thermo Scientific™ LDPE Foam-lined Polypropylene Caps for Bulk Separates

LDPE-Lined White Caps are for general-purpose HDPE bulk separate containers.

Fisherbrand™ Snap Caps for Nonsterile Plastic Tubes

Available in polystyrene and polyethylene

Fisherbrand™ Colored Screw Caps

For use with nonsterile skirted- and conical-bottom tubes

Thermo Scientific™ Molecular BioProducts™ Flange Caps

Nonautoclavable polyethylene, for use with 12 and 13mm test and culture tubes

Thermo Scientific™ Nalgene™ Sterile Polypropylene Biotainer Replacement Closures

Protect the contents in your Thermo Scientific™ Biotainer™ bottles and carboys.

Thermo Scientific™ National Septa for 4mL Screw-Thread Vials

Thermo Scientific™ National Vial Septa are designed for use with 4mL screw-thread vials.

Thermo Scientific™ 9mm Autosampler Inserts

Clear glass or polypropylene inserts for 9mm HPLC and GC autosampler vials are available in a variety of configurations with usable volumes from 160μL to 3.5mL.

Thermo Scientific™ Nalgene™ Carboy Replacement Screw Closures and Gaskets

Guarantee a leakproof system using Thermo Scientific™ Nalgene™ Replacement Screw Closures and Gaskets.

Thermo Scientific™ Nalgene™ Colored Polypropylene Closures with 28-415 Finish

Ensure leakproof performance with Nalgene Colored Polypropylene Closures—one-piece and linerless with integrally molded seal ring.

Thermo Scientific™ 10mm Autosampler Vial Septa

Thermo Scientific™ National Target 10mm Septa are designed for use with 10-425 threaded caps.

Thermo Scientific™ 8mm Autosampler Vial Screw Thread Caps

Available in an variety of styles to match your application. Pre-assembled caps and septa minimize contamination.

Thermo Scientific™ Nalgene™ Three-way Stopcock

Experience in-house fluid transfer system flexibility with this three-way stopcock, arranged in a T-shape to simply any two — or all three — arms of the stopcock with ease.

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