Description

These lab rubber stoppers are crafted from resilient natural rubber, offering remarkable elasticity and durability for repeated use. Perfect as test tube stopper, conical flask stopper, and bottle rubber stopper, the precise hole options allow easy insertion of lab tubing without leakage, making them essential rubber plug stopper accessories for any science lab or experiment.

Features

-Color:White

-Material:rubber

-Size:2.00X1.30X1.30cm/0.79X0.51X0.51in

-Material: Crafted from rubber, these laboratory rubber stoppers offer excellent rebound and do not deform easily, making them ideal for frequent sealing and unsealing of test tubes and glassware

-Precision Engineering: Each rubber plug for laboratory bottles features a tapered, conical design and precise diameter to perfectly match Erlenmeyer flask openings and avoid accidental detachment or liquid egress

-Smooth Insertion: The conical flask stopper is designed with a smooth, burrfree surface, ensuring easy, scratchfree plugging and unplugging, thereby protecting your lab glassware from accidental damage

-Versatile Compatibility: With moderate flexibility, our rubber plug stoppers seamlessly fit conical flasks, bottles, and test tubes, creating a secure and uniform seal that prevents gas escape and liquid splashes

-Temperature Resistance: These white rubber stoppers for laboratory use maintain structural integrity from room temperature up to 60°C, performing reliably during water bath heating, shaking, and regular lab experiments

20 x rubber stopper

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