Midland Scientific Inc. Rubber Stopper with 2-hole, Size 3, Black, 35/lb
Supplies and Accessories
The Midland Scientific Inc. size 3 rubber stopper with two holes is a laboratory grade accessory that can be used for perfectly sealing the opening of a container.
The Midland Scientific Inc. size 3 rubber stopper with two holes can be used to protect chemicals in a test tube, flask or a number of other lab accessories and prevent them from spilling. Available in black, it also helps you store gases during a chemi cal reaction. This size 3 rubber stopper is capable of enduring rigorous laboratory use without getting damaged. It features two holes, which allow you to insert glass tubes, thermometers or laboratory funnels for collecting gases, pouring liquids or ch ecking the temperature of the solution. The stopper is made of high quality rubber to easily withstand laboratory conditions. This package includes a set of 35 rubber stoppers.
Made of black rubber
Contains two pre-drilled holes
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