PYREX 2000 ml Narrow Rim Heavy Duty Rim Erlenmeyer Flasks with No. 10 Stoppers and Stir Bars (Lot of 2)

Scale up your laboratory's liquid handling capabilities with this complete set of two (2) Pyrex 4980-2L 2000 mL Erlenmeyer Flasks. Boasting a massive 2-liter capacity, these narrow-mouth conical flasks are the industry standard for preparing bulk media, scaling up cell cultures, and performing large-volume titrations.

To maximize convenience and immediate utility, this lot comes fully equipped with perfectly sized No. 10 rubber stoppers and magnetic stir bars. Manufactured from Corning’s renowned Code 7740 borosilicate glass, these vessels deliver exceptional chemical inertness and resistance to thermal shock. The narrow neck design specifically minimizes evaporation and splashing, making them the perfect companion for vigorous magnetic stirring.

Key Features & Benefits

• Ready-to-Use Kit: Arrives complete with compatible No. 10 rubber stoppers for secure sealing and magnetic stir bars, allowing you to begin mixing and storing immediately out of the box.
• Heavy-Duty Tooled Rim: Engineered with a reinforced, heavy-duty upper rim that drastically reduces the risk of chipping and breakage during washing, handling, and repeated stopper insertion.
• Splash-Resistant Geometry: The narrow mouth and conical shape work together to contain liquids during aggressive swirling or high-speed magnetic stirring, minimizing hazardous spills.
• Legendary Pyrex Glass: Crafted from low-expansion Code 7740 borosilicate glass, providing maximum resistance to sudden temperature fluctuations and harsh chemical solutions.

Technical Specifications