PYREX 250 mL Long Neck Boiling Flask, Flat Bottom and Tooled Mouth, 2/Pk
- LABORATORY FLASK: Corning provides a number of PYREX brand flasks for special purpose applications.
- SAFE & DURABLE: Offering superior heat, chemical and thermal shock resistance.
- PERMANENT MARKINGS: Permanent white enamel to resist chemical attack during lab usage.
- EASY TO CLEAN: The reusable glass scientific flasks are easy to clean and can be sterilized safely in autoclaves at 121°C, making them ideal for repeated use in busy lab environments..
- PYREX GLASSWARE: PYREX scientific glassware has been a trusted partner for chemists and research scientists in the toughest laboratory environments for more than 100 years..