Red rubber stopper with two holes, designed for laboratory glassware requiring secure sealing and tubing access. It has a bottom diameter of 26.00 mm, a top diameter of 32.00 mm, and a height of 30 mm.
Made from flexible, chemically resistant red rubber, this stopper ensures a tight, leak-proof fit in flasks, bottles, and other lab containers. The two pre-drilled holes are ideal for inserting glass or plastic tubing for gas exchange, liquid transfer, or pressure equalization.
Key features:
– Tapered design for snug insertion
– Reusable and durable under standard lab conditions
– Good resistance to water-based solutions, alcohols, and mild chemicals
Suitable for laboratory setups involving closed systems, aeration, or fluid connections under non-corrosive conditions.