Midland Scientific Inc. Rubber Stopper, Size 00, 1-hole, 99/lb
Supplies and Accessories
The Midland Scientific Inc. size 00 1-hole rubber stopper is a general laboratory supply that seals containers to prevent the contents from evaporating.
Prevent the contents of a test tube or flask from evaporating by sealing it with the Midland Scientific Inc. size 00 1-hole rubber stopper. Use this black rubber stopper for containing the gases produced during a chemical reaction and for avoiding the entry of any contaminants. This size 00 rubber stopper is made of quality rubber to easily withstand laboratory conditions and sustained rigorous use. There’s a single pre-drilled hole in this stopper that allows you to insert a glass tube or a thermometer to add chemicals, collect gases or check the temperature without uncorking the container. Approximately 99 rubber stoppers are available per pound.
One pre-drilled hole
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