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.

b.safe Level Control Set

Supplier: Bohlender

Monitoring of the fill level or empty level of containers and canisters made of non-conductive materials like plastics or glass. Avoid spill over of collection canisters or storage canisters running empty by timely alarms.

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System waste caps LC, 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. To avoid spill over of canisters through the connection of a Waste Cap to a b.safe Display for electronic level control. The filling levels of waste containers in laboratory cupboards and workbenches can be reliably monitored. With the use of b.safe Waste Tubes, solvent waste is led directly into the canister, 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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VWR®, Snap Caps for Snap Ring Vials ND11

Supplier: VWR Collection

VWR®, Chromatography vial closure, Snap caps, open top, Hardness: 55° shore A, Septum: White silicone/blue PTFE, cross-slit, Thickness: 1,0 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, approved IM quality, Hardness: 45° shore A, Septum: Red rubber/beige PTFE, Thickness: 1,0 mm

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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, high purity, 8-425 thread, Hardness: 50° shore A, Septum: Beige silicone/red PTFE, Thickness: 1,5 mm

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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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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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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.

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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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Screw caps with aperture

Supplier: Bohlender

PTFE/Glass fibre, PBTP or PPS.

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Screw caps for T501 sample tubes

Supplier: Simport Scientific

Caps are available either with or without a silicone washer between the cap and the tube to ensure a positive leakproof seal at all temperatures.

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

Supplier: DWK Life Sciences

PP.

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WHEATON® COMPLETEPACK Sterile Components, Seals Only

Supplier: DWK Life Sciences

Aluminium centre hole seals with polypropylene flip off caps, sterilised.

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System caps GL 45, b.safe

Supplier: Bohlender

Screw cap made of PPS for free movable GL 45 thread, insert made of PTFE. With PFA fittings for capillaries with Ext.Ø 1,6/2,2/3,2 mm (thread UNF ¼"), hose connector for tubings Int.Ø 6,5 to 8 mm (thread NPT ¹/₈"). Adapted to the installation on b.safe Desktop Mounts GL 45 or b.safe Multiports GL 45.