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Shop By ageUse rubber stoppers and also lab-grade corks come contain liquids in check tubes and flasks
Keep her chemistry experiment clean and safe v rubber stoppers! this sturdy plugs to the right tightly into test tube or flasks to avoid chemical leaks and spills.
You are watching: What is a rubber stopper used for
Some lab work requires a complete setup of glassware. You’ll need one- or two-hole rubber stoppers for those experiments, and use 5 mm glass tubingto connect to other apparatus.
For little test tubes usage #00 stoppers. Use #0 for large test tubes, and #1 for extra large. Usage #6.5 stoppers for 250 ml flasks. Use a cork borer to drill holes in the corks.
And usage our quick & easy guide to determine which dimension of rubber stopper girlfriend need.
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