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 colors to assist with identification.

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Screw Closures for Wide Neck Bottle Series 303, PP

Supplier: Kautex

Leakproof polypropylene screw closures are packaged in polyethylene bags.

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Closures for media bottles

Supplier: Thermo Fisher Scientific

Seal PET/PETG square media bottles with Thermo Scientific™ Nalgene™ HDPE closures, which provide a reliable and leakproof† seal. These reliable, high-density polyethylene closures are gamma irradiated to provide a 10-6 Sterility Assurance Level (SAL).

Sustainable Options Available

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Screw caps for jerricans, narrow mouth

Supplier: BERLIN PACKAGING RIXIUS GMBH

Screw cap with PE foam, white, PP, Thread: 45 mm, For: Jerricans

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System waste caps, b.safe

Supplier: Bohlender

b.safe waste tubes can be connected to the canister by means of these b.safe system waste caps and solvents can be collected safely. Solvent vapours are held back by the exhaust filter with activated carbon or can be led to the hood by means of a venting hose.

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b.safe Disposal Set Funnel

Supplier: Bohlender

PE funnel for disposing of liquid waste. The screw cap and funnel are firmly connected for secure installation on the canister.

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Multiple distributors with GL thread necks for canisters, BOLA

Supplier: Bohlender

Screw cap made from PE and body made from PTFE.

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VWR®, Screw Caps for Screw Neck Vials ND8

Supplier: VWR Collection

VWR®, Chromatography vial closure, PP, Screw caps with septa, open top, 8-425 thread, Hardness: 60° shore A, Septum: Red-orange natural rubber/transparent TEF, Thickness: 1,3 mm

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VWR®, Snap Caps for Snap Ring Vials ND11

Supplier: VWR Collection

VWR®, Chromatography vial closure, Snap caps, open top, high purity, Hardness: 45° shore A, Septum: White silicone/red PTFE, Thickness: 1,3 mm

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VWR®, Screw Caps for Short Thread Vials ND9

Supplier: VWR Collection

VWR®, Chromatography vial closure, PP, Screw caps, open top, high purity, Hardness: 55° shore A, Septum: White silicone/red PTFE, slit, Thickness: 1,0 mm

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VWR®, Flat Caps or Plug Caps for VWR® Centrifuge Tubes

Supplier: VWR Collection

Purple PP. Sustainable design based on virgin resins.

Sustainable Options Available

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VWR®, Spare Caps for VWR® Carboys

Supplier: VWR Collection

Spare caps are designed for use with either narrow mouth or wide mouth VWR® carboys

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Caps, LABOCAP, without grip

Supplier: LUDI

Made of anodised aluminum with stainless steel spring clip.

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Screw Caps for Bottles

Supplier: BERLIN PACKAGING RIXIUS GMBH

Screw cap with PTFE/EPE seal, Colour: Black, HDPE, Thread: 28 mm, Colour: Black, HDPE

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HPLC distributors for bottles

Supplier: Bohlender

Green screw cap, made of glass-fibre reinforced PP, and distributor body made of PP.

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Caps for solvent supplies, b.safe

Supplier: Bohlender

b.safe caps together with fittings, tubing and an air valve form a perfect unit for solvent extraction from laboratory flasks.

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Aluminium screw closures, GL 45, DURAN®

Supplier: DWK Life Sciences

DURAN® GL 45 aluminium screw closures are made from high quality aluminium. They are available as a closed-top cap with a PTFE coated cap liner, or as an open-top GL 45 cap for use with septum or stopper.

Sustainable Options Available