You searched for: Closures

Whether protecting the sample from outside contamination or the workplace from the bottled toxic waste, closures guarantee tight and reliable seals. With a vast cap selection for best compatibility with any container, tailoring to specific contents is possible. Temperature resistant models allow any procedure to be completed safely. Available in different finishes, any sensitive chromatography sample is protected. The caps are easy to close with one hand and come in many colours to assist with identification.

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Septum caps, Nalgene®

Supplier: Thermo Fisher Scientific

Polypropylene closure with thermoplastic elastomer septum.

Sustainable Options Available

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VWR® ND20 Other Aluminium Crimp Caps

Supplier: VWR Collection

VWR®, Chromatography vial closure, Aluminium, Ø: 20 mm, Type: Complete tear-off cap, clear lacquered, Hardness: 55° shore A, Septum: Butyl dark grey, Thickness: 3,0 mm

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Compression Moulded Closure for Narrow Neck Bottle Series 310

Supplier: Kautex

Compression moulded closure is made from melamine, and features a PE-foam insert.

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Screw Closures for Narrow Neck Bottle Series 301 and 302, LDPE

Supplier: Kautex

LDPE screw closures are packaged in polyethylene bags.

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VWR®, Other Caps for Crimp Neck ND20 with Septum

Supplier: VWR Collection

PE, transparent. Combinations of PE caps with central hole 4,3 mm and septa.

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Screw Cap for Narrow Neck Bottles, PP

Supplier: RIXIUS

Closures for bottles, narrow neck glass, brown, with thread. Tamper-evident bell cap made of PP with PTFE cup seal, thread GL 45 black/red 908/1418.

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Universal vial caps

Supplier: EKSIGENT

Universal caps are used in combination with universal vials.

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Closures, PPCO, 13 mm

Supplier: Thermo Fisher Scientific

Identify samples quickly with micro packaging vial closures for 4,5 ml vials, offered in green, white or natural. Polypropylene polymer closures are ready to use and have no O-ring to fall out or contaminate contents.

Sustainable Options Available

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VWR®, Screw Caps for Reagent Bottles with PP 28 Thread

Supplier: VWR Collection

screw cap, Screw cap, PP, with foam insert, For: PP 28 bottles, Colour: Black, PP, VWR®, Thread: PP 28, Colour: Black

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Closure for dropping bottles, 302 series

Supplier: Kautex

Combination closure with screw-on dropping tip, Combination closure with screw-on dropping tip, HDPE, Thread: 18 mm, HDPE, For bottles: 10/25/50 ml

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Screw caps for Jerricans

Supplier: Kautex

Screw closure HDPE, white, with dispensing pump, Thread: 60 mm, For: 20 L jerricans

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VWR®, Caps for Erlenmeyer Shaker Flasks

Supplier: VWR Collection

Vent cap for 250 ml

Sustainable Options Available

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VWR®, Screw Caps for Urine Containers

Supplier: VWR Collection

Screw caps, Colour: Red, For: Urine container, 120 ml

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Caps for bottles

Supplier: VWR Chemicals

Cap for glass bottle with PTFE, DIN 45, For: Glass bottle with PTFE

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VWR® Screw Caps for Bottles, Wide Neck

Supplier: VWR Collection

screw cap, For: Wide neck bottles, Thread: 50 mm, For bottles: 500 ml

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Closures for diagnostic vials, WHEATON®

Supplier: DWK Life Sciences

These closures are made from pharmaceutical grade materials.

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Screw caps, tamper evident, for laboratory bottles, DURAN®

Supplier: DWK Life Sciences

PP.

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Screw caps with aperture

Supplier: Bohlender

PTFE/Glass fibre, PBTP or PPS.

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Screw caps, ventilated, for disposable erlenmeyer flasks, Nalgene®

Supplier: Thermo Fisher Scientific

HDPE, blue with PTFE membrane, sterile.

Sustainable Options Available

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Screw caps for bottles with GL threads, BOLA

Supplier: Bohlender

Screw cap made of PPS, with handy knurl and integrated PTFE/silicone gasket.

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Multiple distributors for bottles, BOLA

Supplier: Bohlender

Blue screw cap made of PPS. Body made of PTFE.

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Screw caps with tubing connectors for GL 45 DURAN® bottles, DURAN®

Supplier: DWK Life Sciences

The reusable GL 45 caps allow DURAN® GL 45 lab bottles 100 ml or larger to be used be used for sampling, liquid feeding, or transfer.

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Sterile-venting membrane screw caps, DURAN®

Supplier: DWK Life Sciences

Ideal for autoclaving processes because the 0,2 micron ePTFE membrane permits pressure equalisation and tight sealing, greatly reducing the risk of contamination. Ingress of liquids or solids is prevented and the bottle contents remain sterile.