Flask, Boiling, Round Bottom with 24/40 Ground Glass Joint 250ml Capacity.

GSC International FRB250-24-40 Boiling Flask Round Bottom with 24/40 Ground Glass Joint 250ml Capacity The Boiling Flask has a 24/40 ground joint at the top of the flask. It is made with a uniform wall thickness and round bottom. The flask is labeled as 250ml and it has a white marking spot. The flask is made from Borosilicate glass which is resistant to breakage due to thermal shock from temperature changes. 250 mL Capacity – Ideal for heating, boiling, and distilling small to medium volumes of liquid in lab settings. Round Bottom Design – Promotes even heat distribution and minimizes stress during thermal expansion—perfect for use with heating mantles. 24/40 Ground Glass Joint – Standard taper joint ensures a tight, leak-free seal with compatible glassware and apparatus. Borosilicate Glass Construction – Resistant to thermal shock and chemical corrosion, suitable for repeated heating and cooling. Essential for Organic Chemistry – Commonly used in reflux setups, distillations, and syn