10pcs Rubber Lab Stoppers with Double Hole Design, Tapered Reusable Seal Tube Stopper Plugs for Conical Flask and Test Tube, Versatile Chemistry Supplies

Package List 10 x rubber stoppers Characteristics -Comprehensive assortment: we offer rubber stoppers plugs, catering to laboratory rubber stopper assortments and bulk replacement needs for busy labs rubber bung for test tube -Material:Rubber - Size: 3.80X3.80X3.00cm/1.49X1.49X1.18in - Color: Beige -Reliable gas & liquid passage: the solid rubber stopper with two holes enables passage for laboratory reactions, perfect for plug stopper and chemistry flask stopper functions vials rubber stoppers -Sealing strength: tapered rubber stoppers provide enhanced sealing rubber performance, ideal for test tube rubber stoppers and flask stopper with hole scenarios small rubber stoppers -Flexible application: these rubber plugs for holes suit a spectrum of glassware, from vials rubber stoppers to lab rubber stoppers with hole for lab environments flask stopper with hole -Product Info: rubber test stopper -Sturdy and reusable: made as solid rubber stoppers, these replacement stopper pieces are environmentally friendly and can withstand repeated lab workflows rubber hole stoppersGoods Descriptionvials rubber stoppers Enhance lab safety and efficiency with these rubber stoppers for chemistry lab activities.test tube stoppers with holes Their drilled rubber stopper design with dual openings ensures straightforward connection of pipes, making them suitable for laboratory rubber stopper assortments, seal plug stopper replacements, or rubber test tube stoppers in industrial, or research settings.tapered rubber stopper sealing rubber The adaptable conical form enables use as rubber bottle stopper or plug stopper in experiments that demand secure and adjustable closures

• Longterm usability: each reusable stopper serves as a solid rubber stopper for holes, making them robust enough for everyday lab rubber stoppers applications,rubber test tube stoppers,lab rubber stoppers
• Sealing strength: tapered rubber stoppers provide enhanced sealing rubber performance, ideal for test tube rubber stoppers and flask stopper with hole scenarios,rubber flask stoppers,rubber bottle stopper
• 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,solid rubber stoppers,rubber lab stopper
• Reliable gas liquid passage: the solid rubber stopper with two holes enables passage for laboratory reactions, perfect for plug stopper and chemistry flask stopper functions,test tube rubber stoppers,rubber hole stoppers
• Leakproof tapered fit: the conical rubber stopper forms a secure seal plug stopper in bottles and test tubes, reducing the risk of leakage during lab procedures,drilled rubber stopper assortment,rubber plugs for lab