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.

596 Results

Sort by

b.safe HPLC Starter Set Waste

Supplier: Bohlender

Perfect system to set up a safe disposal of HPLC solvent waste. Using the Waste Cap, waste tubes can be connected directly to the canister. Solvent vapours from the escaping air during filling are restrained by the Exhaust Filter containing activated carbon.

Expand 1 Items

b.safe HPLC All-In-One Set Premium

Supplier: Bohlender

Perfect set for the initial equipment of your HPLC system.

Expand 1 Items

VWR® Safe-T-Flex, Caps for Test Tubes

Supplier: VWR Collection

Safe-T-Flex caps feature a unique, flexible, over-locking design, locking securely on the outside of the tube lip and can be removed with one hand. A tight seal ensures sample integrity and prevents spillage or evaporation of serum samples. This special seal protects against the aerosols of highly infectious organisms such as TB and the HTLV-III virus. They are colour coded for easy specimen identification and to help guard against cross-contamination. The top of each cap can also be numbered or labelled with indelible ink. Self-locking cap holds firmly in any position and keeps contents secure while in transit. Liquid-tight seal withstands centrifugation, agitation, refrigeration and freezing.

Expand 28 Items

VWR®, Screw Caps for Screw Neck Vials ND18

Supplier: VWR Collection

Chromatography vial closure, Screw caps with septa, closed top, Hardness: 50° shore A, Septum: Red butyl/grey PTFE, Thickness: 1,6 mm

Expand 10 Items

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

Supplier: VWR Collection

PP screw caps with foam insert, available in black and white.

Expand 2 Items

VWR®, Spray Caps for Narrow Neck Bottles

Supplier: VWR Collection

Screw caps with spraying tube (swan-neck).

Expand 3 Items

VWR®, Snap Ring Caps, ND11 PE with Central Hole, 6 mm and Septa

Supplier: VWR Collection

VWR®, Chromatography vial closure, PE, Ø: 11 mm, Type: PE pink, hard version, Hardness: 45° shore A, Septum: PTFE red/silicone white/PTFE red, Thickness: 1,0 mm

Expand 11 Items

VWR®, Short Screw Caps with Central Hole, 6 mm and Septa, ND9

Supplier: VWR Collection

VWR®, Chromatography vial closure, PP, Ø: 9 mm, Type: PP blue, Hardness: 55° shore A, Septum: Silicone white/PTFE red, Thickness: 1,0 mm

Expand 5 Items

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

Expand 47 Items

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

Expand 74 Items

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

Expand 32 Items

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

Supplier: VWR Collection

Purple PP. Sustainable design based on virgin resins.

Sustainable Options Available

Expand 1 Items

VWR®, Spare Caps for VWR® Carboys

Supplier: VWR Collection

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

Expand 2 Items

Caps, LABOCAP, without grip

Supplier: LUDI

Made of anodised aluminum with stainless steel spring clip.

Expand 24 Items

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