Caps and Closures

Fisherbrand™ Microcentrifuge Tube Accessory Micro Tube Tool

For use in capping or decapping Fisherbrand Microcentrifuge Tubes with Snap Caps

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™ Carboy Replacement Screw Closures and Gaskets Available on GSA/VA Contract for Federal Government customers only.

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

Fisherbrand™ Octagon Magnetic Stir Bars Products for Science Education Available on GSA/VA Contract for Federal Government customers only.

Octagon magnetic stirring bars with integral pivot ring are the most commonly used shape

Fisherbrand™ White Ribbed Polypropylene Caps with Pulp/Vinyl Liner

Commonly used for food, beverage, medical and chemical applications packed at less than 120° F. Fisherbrand™ White Ribbed Polypropylene Caps with Pulp/Vinyl Liner are known for good impact strength and resistant to mild acids, alkalis, solvents, alcohols, oils and aqueous products.

Thermo Scientific™ Nalgene™ Sterile Polypropylene Biotainer Replacement Closures

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

Thermo Scientific™ Nalgene™ Stopcocks Available on GSA/VA Contract for Federal Government customers only.

Develop in-house fluid transfer systems for accurate filling or dispensing. These stopcocks provide reliable, accurate liquid flow control.

Fisherbrand™ PTFE Disposable Stir Bars Products for Science Education Available on GSA/VA Contract for Federal Government customers only.

The multifaceted magnetic stirring bar surface adds turbulence relative to similar size smooth cylindrical stirring bars

Thermo Scientific™ Nalgene™ Colored Polypropylene Closures with 24-415 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™ Nalgene™ Sealing Caps for Oak Ridge Centrifuge Tubes Available on GSA/VA Contract for Federal Government customers only.

Ensure leakproof† service of Thermo Scientific™ Nalgene™ centrifuge bottles at their recommended maximum rated speeds by using these sealing caps.

Thermo Scientific™ Caps for Nunclon™ Delta Flasks

Protect your valuable cell culture samples. These caps for Thermo Scientific™ Nunclon™ Delta Flasks are offered in two styles—vent/close, filter—to meet application needs.

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

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

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™ Octagon Magnetic Stir Bar Products for Science Education

Octagonal magnetic stirring bars with integral pivot ring are the most commonly used shape

Thermo Scientific™ Nalgene™ Colored Polypropylene Closures with 28-415 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™ Nalgene™ Sealing Caps for Oak Ridge Centrifuge Tubes; PP screw closure, silicone gasket Available on GSA/VA Contract for Federal Government customers only.

Ensure leakproof service at their maximum speeds >10,000 x g, even when full

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™ Nalgene™ Narrow-Mouth and Wide-Mouth Bottle Replacement Closures Available on GSA/VA Contract for Federal Government customers only.

Fit these replacement closures onto Thermo Scientific™ Nalgene™ narrow-mouth and wide-mouth bottles.

Fisherbrand™ White Polypropylene PE Foam Cap Available on GSA/VA Contract for Federal Government customers only.

Offer good chemical resistance. Fisherbrand™ White Polypropylene PE Foam Caps are known for good impact strength and pliability.

3B Scientific™ Rubber Stopper Sets Products for Science Education

Available with no hole, one hole and two holes.

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.

Fisherbrand™ Black Phenolic PolyCone Caps

Form an exceptionally tight seal and offer a good chemical barrier. Fisherbrand™ Black Phenolic PolyCone Caps are used from liquids, to soaps, to macro-invertebrates.

Thermo Scientific™ Nalgene™ Three-way Stopcock Available on GSA/VA Contract for Federal Government customers only.

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.

Fisherbrand™ White Polypropylene Unlined Cap

Suitable for dry products. Fisherbrand™ White Polypropylene Unlined Caps are known for good impact strength and pliability.

Fisherbrand™ Colored Screw Caps Available on GSA/VA Contract for Federal Government customers only.

For use with nonsterile skirted- and conical-bottom tubes

Thermo Scientific™ Heat-Shrink Bands for Nalgene™ PETG Media Bottles Available on GSA/VA Contract for Federal Government customers only.

Ensure the integrity of bottle contents with these tamper-resistant seals. Heat-shrink bands are gamma stable and include a perforated “tear strip” feature for easy removal.

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

Eliminate spills with one-piece Thermo Scientific™ Nalgene™ Colored Polypropylene Closures, which fit Nalgene narrow-mouth 4mL bottles.

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

Seal PET/PETG square media bottles with Use Thermo Scientific™ Nalgene™ HDPE Closures, which provide a reliable and leakproof† seal.

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