Midland Scientific Inc. Rubber Stopper with 1-hole, Size 3, Black, 35/lb
Supplies and Accessories
The Midland Scientific Inc. 3 size rubber stopper with 1-hole meant to be used for sealing a container, does not get hardened for a long time.
Insert the Midland Scientific Inc. 3 size rubber stopper with 1-hole into the opening of a test tube to prevent the chemical stored in it from spilling or reacting with the atmospheric components. Use this black accessory for containing the gases produc ed during a chemical reaction and for avoiding any kind of interruption due to the external gases. This resilient size 3 rubber stopper is a durable lab accessory that can be expected to endure rigorous use for a long time without getting damaged. A sin gle hole is carved into this lab accessory to facilitate inserting a glass tube in the test tube for collecting gases or a thermometer to measure the temperature. The stopper is made of high quality rubber to easily withstand laboratory conditions. This package includes 35 rubber stoppers.
Made of rubber in black
Contains one pre-drilled hole
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