23pcs Solid Rubber Stoppers - 000# to 8# Size Assortment - White Taped Shaped Lab Bungs Plug for Flask - Assorted Sizes Scientific Stopper Set

DescriptionThis set of solid white rubber stoppers features assorted size stoppers, perfectly suited for sealing laboratory glassware like conical flasks, test tubes, and graduated cylinders. The tapered plug for holes ensures a secure fit, providing leakproof closure in science labs, experiments, and bottle storage scenarios.Features-Color:White-Material:rubber-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 4):3.00X2.80X2.20cm/1.18X1.10X0.87in-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 8):2.30X1.80X1.40cm/0.91X0.71X0.55in-Size(Size 9):2.20X1.50X1.10cm/0.87X0.59X0.43in-Size(Size 10):2.00X1.50X1.10cm/0.79X0.59X0.43in-Complete Assortment Coverage: This assorted rubber stopper set includes different sizes (000#8#), making it a perfect science lab stoppers solution for glassware such as test tubes, flasks, and graduated cylinders-Sealing Performance: Each rubber cork substitute features a solid white stopper design that ensures liquids and reagents stay secure, preventing evaporation or leakage during laboratory experiments-Material Quality: Crafted from rubber, these tapered rubber stoppers combine optimal elasticity with durability, allowing repeated use as a laboratory stopper without losing sealing capability-Safe for Laboratory Glassware: Designed with a smooth, burrfree exterior, every conical rubber stopper reduces risk of scratching glass beakers or damaging vessels, ensuring the longevity of your lab equipment-Chemical Resistance for Versatility: Rubber plug assortment is resistant to weak acids and bases, providing stable, reliable sealing for a variety

• Complete Assortment Coverage: This assorted rubber stopper set includes different sizes (000#8#), making it a perfect science lab stoppers solution for glassware such as test tubes, flasks, and graduated cylinders
• Sealing Performance: Each rubber cork substitute features a solid white stopper design that ensures liquids and reagents stay secure, preventing evaporation or leakage during laboratory experiments
• Material Quality: Crafted from rubber, these tapered rubber stoppers combine optimal elasticity with durability, allowing repeated use as a laboratory stopper without losing sealing capability
• Safe for Laboratory Glassware: Designed with a smooth, burrfree exterior, every conical rubber stopper reduces risk of scratching glass beakers or damaging vessels, ensuring the longevity of your lab equipment
• Chemical Resistance for Versatility: Rubber plug assortment is resistant to weak acids and bases, providing stable, reliable sealing for a variety of chemistry lab stoppers applications and scientific activities