30pcs Black Rubber Stoppers for Lab Tubes and Glass Beaker Interiors, Solid Tapered Conical Seal Plugs Made of Sturdy Rubber, for Routine Lab Environments and Group Experiments

Package Include 30 x rubber stopper Characteristics -Secure Bungs Installation: Black tapered rubber plug style prevents unwanted loosening, keeping leak risks low and supporting safe, uninterrupted lab workflows in titration, heating, and general procedures round rubber stopper -Gentle on Equipment: Experimental bottle sealing plug boasts a smooth surface, sparing lab glassware from scrapes or abrasions, thus extending the vessel’s usability and reducing replacement costs lab rubber stoppers -Product Info:Rubber conical plug -Size:2.50X1.50X1.00cm/0.98X0.59X0.39in -Reliable Tube Sealing: Lab rubber stoopers offer a precise fit for glass beaker rubber stopper needs, sealing tubes and bottles against spills and evaporation during standard chemistry protocols sealing plugs -Color:Black -Material:rubber -Versatile Laboratory Application: The rubber filler bung adapts to a range of tube types, functioning as both tube stopper and bottle stopper, meeting varied laboratory sealing requirements rubber tapered plug -Bulk Experiment Ready: This solid rubber stopper assortment provides 30 lab stoppers, supporting bulk classroom experiments and group use, allowing for efficient repeat trials and teaching sessions laboratory rubber stopperGoods Descriptionrubber hole stoppers Lab rubber stopper stoopers and seal plug stoppers tightly seal vial openings, preventing reagent volatilization and spillage, meeting the needs of lab environments and bottle sealing plug applications.tube stopper Rubber stoppers small and round rubber stopper options included in this laboratory rubber stopper set ensure compatibility with various tube sizes

• Smooth surface protection: with a finely crafted conical rubber plug and no burrs, this rubber stopper for vials helps safeguard glass beaker interiors from scrapes, extending container life and reducing errors,rubber lab stoppers,tapered laboratory bungs
• Wide tube sealing application: versatile tube rubber plug style securely fits multiple laboratory containers, from beakers to plant culture tubes, providing universal compatibility and airtight sealing,solid rubber stopper for holes,lab solid rubber stoppers
• Scratchfree vial maintenance: smoothly finished lab plugs solid rubber prevent damage to the inner walls of vials and test tubes, ensuring longerlasting glassware and more accurate experimental outcomes,lab rubber plug,rubber stopper with hole
• Liquid containment design: the lab rubber plug is a tapered lab plug with solid structure, tightly sealing test tubes and preventing leaks or evaporation, suitable for experimental bottle sealing plug tasks,conical rubber plug,rubber filler bung
• Flexible compatibility: the tapered laboratory bungs are engineered for universal compatibility, serving as labs replacement part and sealing plugs for several tube, vial, and container varieties,plant culture rubber plug,tube stopper