Stoppers

3B Scientific™ Rubber Stopper Sets Products for Science Education

Available with no hole, one hole and two holes.

United Scientific Supplies Neoprene Stoppers Products for Science Education

Used in areas where rubber would be attacked by reagents or solvents. United Scientific Supplies Neoprene Stoppers have good resiliency and shelf-life.

United Scientific Supplies Rubber Stoppers, Two Hole Products for Science Education

Ideal for use with non-aggressive or concentrated solutions. United Scientific Supplies Rubber Stoppers, Two Hole withstand temperatures from -13° to 158°F (-25° to 70°C).

United Scientific Supplies Rubber Stoppers, Solid Version Products for Science Education

Ideal for use with non-aggressive or concentrated solutions. United Scientific Supplies Rubber Stoppers, Solid Version withstand temperatures from -13° to 158°F (-25° to 70°C).

United Scientific Supplies Rubber Stoppers, One Hole Products for Science Education

Ideal for use with non-aggressive or concentrated solutions. United Scientific Supplies Rubber Stoppers, One Hole withstand temperatures from -13° to 158°F (-25° to 70°C).

American Educational Products Solid Rubber Stoppers Products for Science Education

Pliable, noncorrosive and deformation resistant.

American Educational Products One-Hole Rubber Stoppers Products for Science Education

Pliable, noncorrosive and deformation resistant.

American Educational Products Two-Hole Rubber Stoppers Products for Science Education

Pliable, noncorrosive and deformation resistant.

Thermo Scientific™ Nalgene™ Sealing Cap Assemblies Available on GSA/VA Contract for Federal Government customers only.

Process tubes at their highest rated speed level (10,000 x g or greater) without leakage, even when full with Thermo Scientific™ Nalgene™ Sealing Cap Assemblies.

Thermo Scientific™ Nalgene™ Sealing Caps for Oak Ridge Centrifuge Tubes Available on GSA/VA Contract for Federal Government customers only.

Ensure leakproof† service of Thermo Scientific™ Nalgene™ centrifuge bottles at their recommended maximum rated speeds by using these sealing caps.

Fisherbrand™ Transport-Tube Screw Caps Available on GSA/VA Contract for Federal Government customers only.

Constructed from polyethylene

Fisherbrand™ Colored Screw Caps Available on GSA/VA Contract for Federal Government customers only.

For use with nonsterile skirted- and conical-bottom tubes

Thermo Scientific™ Capitol Vial 10mL and 12mL Threaded Transport Tubes with Pre-Assembled Screw-Caps

Thermo Scientific™ Capitol Vial Pre-Capped 10mL and 12mL Threaded Transport Tubes are fabricated from FDA approved clarified polypropylene resin for visual clarity.

Thermo Scientific™ Nalgene™ Sealing Caps for Oak Ridge Centrifuge Tubes; PP screw closure, silicone gasket Available on GSA/VA Contract for Federal Government customers only.

Ensure leakproof service at their maximum speeds >10,000 x g, even when full

Thermo Scientific™ Capitol Vial Transport-Tube Screw Caps

Thermo Scientific™ Capitol Vial Transport-Tube Screw Caps are made of polyethylene.

Fisherbrand™ One-Hole Rubber Stoppers Products for Science Education

Black Natural Rubber/SBR Blend for general purpose uses

Fisherbrand™ Solid Rubber Stoppers Products for Science Education

Black Natural Rubber/SBR Blend for general purpose uses

Fisherbrand™ Solid Rubber Stoppers

Available in a variety of sizes ranging from 000 through 16

Bel-Art™ SP Scienceware™ Extracting-Nut Safe-Lab™ Stoppers Available on GSA/VA Contract for Federal Government customers only.

PTFE-resin stoppers with red polypropylene extractor nuts require no lubricants

Fisherbrand™ Solid Neoprene Rubber Stoppers

Recommended where rubber would be attacked or deteriorated

Wheaton™ Snap-on Style Stoppers for Vials and Serum Bottles

For maximum sealing of vials with blow-back glass finish

  spinner