BETOOKY 50pcs White Rubber Stoppers Lab Plugs for Glass Ports and Fish Tank Openings, Portable and Sealing Rubber Plugs for Laboratory Experiments and Watertight Sealing

Package List Rubber Stoppers(5 sizes) Features -Size:2.90X2.80X2.00cm/1.14X1.10X0.79in -Material:Rubber -Size:2.40X1.80X1.30cm/0.94X0.71X0.51in -Size:2.70X1.90X1.50cm/1.06X0.75X0.59in -Size:2.00X1.70X1.20cm/0.79X0.67X0.47in -Color:White -Size:1.80X1.40X1.00cm/0.71X0.55X0.39in -Product Info:High temperature resistant test tube plug -Each pack contains abundant quantity, providing an ample supply for convenience vial rubber stoppers. - a secure seal and prevents any leakage, the shape enhances stability during experiments stopper plug. -Withstands heat conditions for conducting experiments at high temperatures laboratory rubber stoppers. -Available in versatile sizes, which is suitable for various test tubes and flasks. -Constructed with durable materials to ensure long-lasting performance.Goods Descriptionlab rubber plug This Test Tube Stopper withstands heat conditions, making it ideal for experiments that require high-temperature environments.lab stoppers Whether you are conducting chemical reactions or heating substances, this rubber plug will provide sealing and prevent any leakage.rubber tapered durable construction long-lasting performance

• Sealing plug--the rubber stopper the sealing conditions of the experiment, making the experiment effective,tapered round hole stoppers
• Tube stopper cap--these rubber stoppers are perfect for any laboratory various needs,tapered stopper
• Rubber plugs for lab--available in versatile sizes, which is suitable for various test tubes and flasks,rubber stoppers lab
• Stop plug--withstands heat conditions for conducting experiments at high temperatures,lab rubber plug
• Lab rubber stoppers--with a wide range of sizes, these rubber stoppers are compatible with a variety of equipment and can be used in a variety of experiments,stopper plug