Boiling Flask, 250ml - Borosilicate Glass - Round Bottom, Wide Neck, Beaded Rim - Eisco Labs

250ml Round bottom wide neck boiling flask made of high quality Borosilicate 3.3 glass Inside diameter of wide mouth is 1 -13/16" ( 46.04mm) Diameter of flask is approx. 3" (76.2mm) Thick Beaded Rim Clamp Not included - Used for holding imaging purposes It can be purchased by searching PRCMP08BH 250ml Round bottom wide neck boiling flask made of high quality Borosilicate 3.3 glass. Inside diameter of wide mouth is 1 -13/16" ( 46.04mm) . Diameter of flask is approx. 3" (76.2mm). Thick Beaded Rim. Clamp Not included - Used for holding imaging purposes. This clamp can be purchased by searching PRCMP08BH. Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures & thermal shocks. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point -515°C | Annealing Point 565°C | Softening Point 820°C.Eisco Labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of qualit