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 caps for wide neck bottles

Supplier: MURRAY S

Screw cap, Bakelite, for bottles 60 ml capacity, For: Wide neck bottles, Thread: 53/R3

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Screw caps for autosampler waste and wash vials

Supplier: PerkinElmer

Chromatography vial closure, Phenolic, Ø: 13 mm, Screw cap, without septa, Septum: –

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Diffuser caps for waste and wash vials

Supplier: PerkinElmer

The conical shape allows the needle to penetrate in to solvent or waste.

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Caps for solvent safety bottles, Q-Series

Supplier: OMNIFIT

Outer PP cap with PTFE inner body.

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Caps

Supplier: MURRAY S

Chromatography vial closure, Push-in plug, polythene

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Screw closure for urine collection container

Supplier: BOETTGER PAUL

Screw closure is used for urine collection container. It is a fluid tight sealing screw cap with thread.

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Spare caps

Supplier: MURRAY S

screw cap, Spare caps 22 mm R3, with foil faced wads, For: Scintillation vials, Colour: White, Colour: White

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Closures for bottles, with seal ring, PP

Supplier: SEMADENI

PP closure, with PE sealing ring

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Screw cap with integrated seal, PP

Supplier: SEMADENI

Screw caps, PP, with integrated seal, Cap Size: 28 mm, Colour: White

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Caps

Supplier: VICI JOUR RESEARCH

These caps top bottles are available with two, three, or four colour-coded 1/4-28 thread for ¹/₈ or ¹/₁₆" O.Ø tubing.

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Safety caps, GL 45 threads

Supplier: VICI JOUR RESEARCH

GL 45 safety caps seal to the bottle with an O-ring (EPDM) which is resistant to commonly used HPLC solvents. If improved chemical resistance is required (e.g. for halogenated hydrocarbons), order an FEP-coated O-ring separately.

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Closures for storage vials

Supplier: SAVILLEX

Chromatography vial closure, PFA, Ø: 23 mm, Type: PFA, plain hex threaded, For: Micro columns, tubes and vials

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Screw caps for bottles, Upchurch Scientific®

Supplier: UPCHURCH SCIENTIFIC

Bottle caps and plugs, manufactured from Tefzel® ETFE and polypropylene, are easy to use, but still allow many connection options.

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Waste caps

Supplier: VICI JOUR RESEARCH

These waste caps include three or four ports for ¹/₈ and ¹/₁₆" tubing. Two versions of each waste cap are available, with an extra port to accommodate either a 1/2-20 port for ¹/₄" O.Ø tubing, or a barbed hose adapter.

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Safety caps, DIN 50 threads

Supplier: VICI JOUR RESEARCH

DIN50 safety caps seal to the bottle/canister with an O-ring behind a PTFE lip, so the O-ring is therefore not a wetted part. Unused ports can be closed with the stopcock.