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 quality control.
Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments.