Best Seller | GSC International FRB2000-24-40-4 Round-Bottom Boiling Flask 24/40 Ground Glass Joint 2000ml Pack of 4 This quality round bottom boiling flask is made from borosilicate glass and is heat resistant. It has a narrow mouth a 24/40 ground glass top joint thick walls and a capacity of 2000ml. Sold in a pack of 4 flasks. PRODUCT WARNINGS WARNING: This product... more | | $131.35 $115.69 FREE shipping go to store |