Dropping Funnel, 250mL - Squibb - With 19/26 Plastic Stopper & PTFE Key Stopcock - Borosilicate Glass

This 250 mL Squibb-style separating funnel is made from Borosilicate 3.3 glass, providing transparency for high visibility of contents during liquid-liquid separations. The funnel is fitted with an interchangeable 19/26 plastic stopper and a PTFE key stopcock that allows controlled, drop-wise dispensing of fluids. It is ungraduated. The funnel measures approximately 12 inches long and 3.25 inches wide, with a neck diameter of approximately 0.75 inches. Borosilicate glass construction is autoclavable with superior chemical durability. Heat tolerances are: Strain Point 515°C, Annealing Point 565°C, and Softening Point 820°C. This funnel is suitable for separation and liquid transfer in professional and educational laboratories.