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Description The tapered rubber stopper with hole adapts to various glassware and ensures a leakproof fit, giving confidence during chemical reactions or sample transfers.Engineered for laboratory applications, these solid rubber stoppers with holes are perfect for securely sealing test tubes, vials, or flasks while allowing tubing insertion. Designed for long-term use and repeated applications, these reusable stoppers function as reliable rubber flask stoppers, lab solid rubber stoppers, or replacement stopper options for chemistry setups
Features -Efficient dual channel design: our rubber stoppers with holes include openings, allowing effective flow and control for science experiments using flask stopper with hole setups
-Universal fitment: designed as a rubber bottle stopper with hole, suitable for mini rubber bottle stoppers and large containers, simplifying lab solid rubber stoppers selection
-Tight seal: thanks to the seal tube stopper plug tapered form, each rubber stopper laboratory product fits snugly, preventing leaks in chemistry supplies for labs
-Longterm usability: each reusable stopper serves as a solid rubber stopper for holes, making them robust enough for everyday lab rubber stoppers applications
-Convenient value pack: the rubber stopper for lab tube, giving plenty of lab stoppers with hole to supply all your laboratory rubber stopper needs
- Color: Beige
-Material:Rubber
- Size: 2.80X2.60X2.60cm/1.10X1.02X1.02in