Stoppers and Closures

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

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

Thermo Scientific™ Nalgene™ Colored Polypropylene Closures with 20-415 Finish Available on GSA/VA Contract for Federal Government customers only.

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

Thermo Scientific™ I-Chem™ Loose Septa for 24-414 Open Top Caps

Thermo Scientific™ Loose Septa are replacement septa for Thermo Scientific VOA vials and septa bottles with 24-414 open top caps.

Thermo Scientific™ I-Chem™ Open-Top Septa Caps, 24-414mm, bonded septa, bulk

Thermo Scientific™ Septa Caps include a bonded-in 0.045″ thick septa.

Thermo Scientific™ Nalgene™ Closures for Dropper Bottles: Bulk Pack Available on GSA/VA Contract for Federal Government customers only.

Order these closures to complete the Thermo Scientific™ Nalgene™ Dropper Bottle System. Closures fit dropper bottles 312750 and 312751.

Thermo Scientific™ PTFE-Lined Closed Caps

PTFE-Lined Closed Caps are replacement caps for Thermo Scientific glass environmental sample bottles, jars, jugs and vials.

Fisherbrand™ Solid Silicone Stoppers

Create a tight, reliable seal in virtually all sealing applications.

DWK Life Sciences Kimble™ Kontes™ Full-Length Standard Taper Pennyhead Stopper Available on GSA/VA Contract for Federal Government customers only.

Stoppers are used with laboratory glassware such as flasks, mixing cylinders and separatory funnels.

DWK Life Sciences Kimble™ Kim-Kap™ Disposable Closures Available on GSA/VA Contract for Federal Government customers only.

Available in natural (clear) or choice of four colors

PYREX™ Std. Taper Glass Barrelhead Full-Length Stoppers for Std. Taper Ap Available on GSA/VA Contract for Federal Government customers only.

Hollow stoppers, closed at bottom, conform to ASTM™ E 675-94

DWK Life Sciences Kimble™ Kontes™ Hollow White Rubber Sleeve Stoppers Available on GSA/VA Contract for Federal Government customers only.

Hollow stopper fits into the neck of the glassware apparatus. Series 774261 may be used at up to 125°C for up to 8 hours.

DWK Life Sciences Kimble™ Flat Disk Septa for Screw-Thread Closures Available on GSA/VA Contract for Federal Government customers only.

PTFE faced septa provides barrier for product contact

DWK Life Sciences Kimble™ Black Phenolic Screw-Thread Closures Available on GSA/VA Contract for Federal Government customers only.

Highly resistant to temperature and steam during autoclaving

Fisherbrand™ Disposable Polyethylene Cuvette Stoppers

Flexible fins on cap allow for tight fit that will not damage the cuvette.

DWK Life Sciences Kimble™ Kontes™ Medium Length Pennyhead Stoppers , 14/20

Stoppers are used with laboratory glassware such as flasks, mixing cylinders and separatory funnels.

DWK Life Sciences Kimble™ Two-Leg Lyophilization Serum Bottle of Vial Stoppers Available on GSA/VA Contract for Federal Government customers only.

For research and pharmaceutical packaging applications

DWK Life Sciences Wheaton™ Flange Style Rubber Stopper

For research and parenteral drug applications

PYREX™ Media Bottle Septa Available on GSA/VA Contract for Federal Government customers only.

For use with open-top PBT caps

Fisherbrand™ Cork Stoppers - Superior Grade

Corks are cut from high-quality wood and are selected to meet superior standards

DWK Life Sciences Kimble™ Black Phenolic Screw Caps Available on GSA/VA Contract for Federal Government customers only.

Bond between liner and cap retains adhesive properties even after repeated autoclaving

DWK Life Sciences Kimble™ Weighing Bottle Stopper Cap Available on GSA/VA Contract for Federal Government customers only.

Replacement cap for Kimble™ KIMAX™ 15146-series tall cylindrical weighing bottle

DWK Life Sciences Kimble™ Kontes™ Solid Pennyhead Glass Medium Length Stoppers

Stoppers are used with laboratory glassware such as flasks, mixing cylinders and separatory funnels.

Fisherbrand™ Snap Caps for Nonsterile Plastic Tubes

Available in polystyrene and polyethylene

EMD Millipore™ Perforated Silicone Stoppers Available on GSA/VA Contract for Federal Government customers only.

Accessories for filter holders for sample preparation.

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