30pcs Black Solid Rubber Stoppers for Laboratory Use, Tapered Conical Design Compatible with Flasks and Test Tubes, Sturdy Sealing Plugs for Teaching and Continuous Titration

Package Include 30 x rubber stopper Characteristics -Streamlined Bulk Operations: Rubbers stopper set of 30 enables teaching labs to quickly prepare and repeat experiments, supporting group and classroom workflows without frequent replacements rubber stopper plugs -Material:rubber -Shape Retention Under Heat: The tapered lab bungs maintain stable form under standard laboratory heating, allowing uninterrupted processes and dependable results during tasks like boiling or titration seal tube stopper plug -Size:2.50X1.50X1.00cm/0.98X0.59X0.39in -Color:Black -Product Info:Rubber conical plug -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 rubber plug -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 cork rubber stopperGoods Descriptionround rubber stopper Solid rubber stoppers ensure a firm grip on tubes and containers, minimizing leaks and maintaining shape stability during procedures like titration, heating, and plant culture experiments using seal tube stopper plugs.experimental bottle sealing plug Tapered laboratory bungs serve as plug stoppers for experimental bottle sealing, ensuring glass beaker rubber stopper compatibility

• Streamlined bulk operations: rubbers stopper set of 30 enables teaching labs to quickly prepare and repeat experiments, supporting group and classroom workflows without frequent replacements,rubber filler bung,plant culture rubber plug
• 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,rubber sealing plugs,small rubber stoppers
• Bulk efficiency for classrooms: this laboratory rubber stopper assortment includes 30 plug stoppers, meeting bulk experimental needs, ideal for repeated teaching use, enhancing preparation efficiency and group experiments,rubber stoppers small,experimental bottle sealing plug
• 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,rubber tapered plug,black tapered rubber plug
• Leakproof assurance: each seal tube stopper plug features a solid rubber filler bung, forming a reliable barrier against liquid loss and supporting safe handling during chemical reactions or experimental setups,solid rubber stoppers,solid rubber stopper for holes