23pcs Solid White Rubber Stoppers Set 000# to 8# Tapered Conical Lab Bungs for Graduated Cylinders and Glassware, Prevents Evaporation and Scratching in Scientific Activities

Package List23 x stoppersCharacteristics-Color:White-Material:rubber-Product Info:Laboratory rubber stopper-Size(Size 9):2.20X1.50X1.10cm/0.87X0.59X0.43in-Size(Size 4):3.00X2.80X2.20cm/1.18X1.10X0.87in-Size(Size 8):2.30X1.80X1.40cm/0.91X0.71X0.55in-Size(Size 5):2.80X2.50X2.00cm/1.10X0.98X0.79in-Size(Size 6):2.60X2.40X1.70cm/1.02X0.94X0.67in-Size(Size 7):2.50X2.00X1.50cm/0.98X0.79X0.59in-Size(Size 1):4.20X3.30X3.20cm/1.65X1.30X1.26in-Size(Size 2):3.80X3.00X2.80cm/1.50X1.18X1.10in-Size(Size 3):3.20X2.80X2.50cm/1.26X1.10X0.98in-Size(Size 10):2.00X1.50X1.10cm/0.79X0.59X0.43in-Universal Fit Design: This lab rubber stoppers kit contains multiple sizes from 000 to 8, ensuring tapered plug for holes matches the most common laboratory flasks, bottles, and glass containers seamlessly-Durable and Reusable: Laboratory rubber plugs are made from resilient material that resists deformation and cracking, supporting repeated use as a rubber corks assorted sizes in various lab tests or storageGoods Informationlaboratory rubber plugs Lab rubber stoppers with a smooth surface and elastic rubber construction deliver a reliable option for preventing reagent leakage and evaporation. drilled rubber stopper These rubber bottle stoppers function as rubber cork substitutes and are compatible with various container openings, such as flask rubber plugs or test tube stoppers, meeting diverse scientific storage needs

• Withstands lab chemicals: conical rubber stopper resists weak acids and bases, retaining structure while sealing, making it an excellent chemistry lab stoppers option for versatile laboratory tasks,laboratory rubber plugs,plug holes rubber stopper
• Airtightness: these solid rubber stoppers make sure a secure and reliable seal, acting as hole plug rubber for various lab glassware and preventing unintended exposure of samples,white rubber stoppers,white tapered stopper
• Resistant and reliable: these laboratory stoppers is practical, as their robust rubber composition ensures consistency and stability even in the presence of weak laboratory chemicals,stopper assortment kit,tapered sealing plugs
• Extensive stopper variety: 23 round rubber stoppers cover different sizes, so every set includes the perfect rubber stopper for bottle, test tube, flask, or graduated cylinder found in teaching labs or research settings,lab rubber stoppes,rubber stopper for bottle
• Gentle on glass: every piece in this rubber stopper set is smoothed to prevent chipping or scratching scientific glassware, providing a secure alternative to harder or unfinished stoppers,assorted rubber stoppers,stopper for flask