Environmental Sampling Bottle Closures

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™ LDPE Foam-lined Polypropylene Caps for Bulk Separates

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

Thermo Scientific™ Nalgene™ Centrifuge Bottle Sealing Cap Assembly Available on GSA/VA Contract for Federal Government customers only.

Provide an added level of reliability when running at maximum speeds with the Nalgene Centrifuge Bottle Sealing Cap Assembly, for use with selected 250mL centrifuge bottles.

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™ 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.

Thermo Scientific™ 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™ 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™ PTFE-Lined Closed Caps

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

Thermo Scientific™ Nalgene™ HDPE Tamper Evident Closures, Sterile, Bulk-Pack

Nalgene™ HDPE Tamper Evident Closures are specially designed for use with PET/PETG square media bottles. Featuring a tamper evident break ring design which combines the unique leakproof† nature of the Nalgene bottles/closure system with the possibility to ensure proof of content integrity.

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.

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™ Nalgene™ Mason Jar Replacement Closures Available on GSA/VA Contract for Federal Government customers only.

Fit these replacement closures onto Thermo Scientific™ Nalgene™ Mason Jars.

Thermo Scientific™ Nalgene™ Colored Polypropylene Closures with 38-430 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™ 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™ Polypropylene Pour Spout

Enjoy easy one-handed liquid dispensing without leaving bottles completely open to the environment. Vented to allow smooth flow for easy liquid dispensing.

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.

Thermo Scientific™ Nalgene™ Replacement Closures for Economy Wash Bottles Available on GSA/VA Contract for Federal Government customers only.

Through-the-top tubing with closure and stem molded in one piece

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™ Septum Closures: Sterile, Bulk Pack, 38-430mm Available on GSA/VA Contract for Federal Government customers only.

Combine elastomeric sealing of silicone with nonreactive PTFE reagent contact surfaces in these septum closures for media bottles.

Qorpak™ Black Phenolic F217 and PTFE Lined Caps Available on GSA/VA Contract for Federal Government customers only.

Ideal for use with a wide range of chemicals including analytical lab samples, high purity chemicals, strong acids solvents, environmental samples, pharmaceuticals and diagnostic reagents. Qorpak™ Black Phenolic F217 and PTFE Lined Caps offer good chemical and temperature resistance.

Wheaton™ Black Phenolic Screw Cap With Rubber Liner Available on GSA/VA Contract for Federal Government customers only.

Nontoxic white styrene-butadiene rubber liner

Wheaton™ White Polypropylene Caps with Foam/LDPE Liners Available on GSA/VA Contract for Federal Government customers only.

For general storage and packaging applications

Qorpak™ Green Thermoset F217 and PTFE Lined Caps Available on GSA/VA Contract for Federal Government customers only.

Offer wide range of chemical compatibility and high temperature tolerance

Qorpak™ Black Phenolic PolyCone Lined Caps Available on GSA/VA Contract for Federal Government customers only.

Forms an exceptionally tight seal and offer a good chemical barrier. Qorpak™ Black Phenolic PolyCone Lined Caps is used for everything from liquids, to soaps, to macro-invertebrates.

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