Round Bottom With two Neck 250ma Pyrex

Capacity: 250 mL.
Material: High-quality No. 7740 Borosilicate Glass, known for its low coefficient of thermal expansion and high resistance to chemical attack and thermal shock.
Joint Types: Typically features Standard Taper joints (e.g., 24/40 or 24/29 center neck and 19/26 or 24/40 side neck).
Temperature Rating: Normal working temperature is approximately 230°C, though it can withstand higher thermal stress.
Dimensions: Roughly 130mm–140mm in height with an outer diameter of approximately 83mm.