Classroom Stoppers

Cork Borer Sets with Handles Products for Science Education

Bore holes in corks and rubber stoppers.

Eisco™ Rubber Cones Products for Science Education

For use with Buchner funnels of different sizes.

Parafilm™ M Wrapping Film Products for Science Education

Efficient and cost-effective covering for test tubes, beakers, vials, petri dishes, flasks, and various other instruments and objects with irregular surfaces.

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.

GSC Go Science Crazy Laboratory Grade Cork Stoppers Products for Science Education

Available in different sizes for many laboratory or classroom needs. GSC International Laboratory Grade Cork Stoppers are solid type corks, and have a variety of useful applications.

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).

GSC Go Science Crazy Rubber Stopper, Size 7, 1 hole 5mm in diameter Products for Science Education

Pliable Soft Rubber Stoppers for multiple applications

GSC Go Science Crazy Rubber Stopper, Size 9, 1 hole 5mm in diameter Products for Science Education

Pliable Soft Rubber Stoppers for multiple applications

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).

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).

GSC Go Science Crazy Rubber Stopper, Size 8, 2 holes 5mm in diameter Products for Science Education

Pliable Soft Rubber Stoppers for multiple applications

GSC Go Science Crazy Rubber Stopper, Size 8, 1 hole 5mm in diameter Products for Science Education

Pliable Soft Rubber Stoppers for multiple applications

GSC Go Science Crazy Rubber Stopper, Size 6, Solid (no-hole) Products for Science Education

Pliable Soft Rubber Stoppers for multiple applications

Eisco™ Burette Stopcock Plunger (PTFE) Products for Science Education

Replacement stopcock for Eisco part CH0233B

GSC Go Science Crazy Rubber Stopper, Size 6, with 2 holes 5mm in diameter Products for Science Education

Pliable Soft Rubber Stoppers for multiple applications

GSC Go Science Crazy Rubber Stopper, Size 10, Solid (no-hole) Products for Science Education

Pliable Soft Rubber Stoppers for multiple applications

GSC Go Science Crazy Rubber Stopper, Size 8, Solid (no-hole) Products for Science Education

Pliable Soft Rubber Stoppers for multiple applications

Economical Cork Stoppers Products for Science Education

For all of your laboratory needs.

GSC Go Science Crazy Rubber Stopper, Size 3, Solid (no-hole) Products for Science Education

Pliable Soft Rubber Stoppers for multiple applications

GSC Go Science Crazy Rubber Stopper, Size 2, 2 holes 5mm in diameter Products for Science Education

Pliable Soft Rubber Stoppers for multiple applications

Eisco™ Bark Cork Stopper Products for Science Education

Available in pack of 10.

Twistit: Four Stoppers in One Products for Science Education

Multi-purpose and economical

Stopper Assortments Products for Science Education

Soft, durable, resilient rubber designed for long life.

Eisco™ Solid Rubber Stopper Products for Science Education

Available in pack of 10.

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

Pliable, noncorrosive and deformation resistant.

GSC Go Science Crazy Rubber Stopper, Size 0, 1 hole 5mm in diameter Products for Science Education

Pliable Soft Rubber Stoppers for multiple applications

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

Pliable, noncorrosive and deformation resistant.

GSC Go Science Crazy Rubber Stopper, Size 6, 1 hole 5mm in diameter Products for Science Education

Pliable Soft Rubber Stoppers for multiple applications

  spinner