- Made from high-quality, 1mm thick borosilicate 3.3 glass
- Round bottom
- Ground glass socket for connecting to glassware and equipment to transfer liquids and gases
- Superior chemical durability and heat tolerance. Designed for use in professional laboratories
Round Bottom Evaporating Flask is made of high quality, heavy-duty borosilicate 3.3 glass. Single, interchangeable joint, no stopper included. 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