Filtering Flask, 2000mlConical, Integral Screw Thread Side Arm
2000ml capacity, conical shape filtering flask made of high quality, heavy duty 3.3 borosilicate glass. Integral plastic screw thread side arm. White 250ml graduation lines. Flask stands 10.5" tall, and base measures 7" in diameter. Beaded rim of neck measures 50mm in diameter. Neck has an inner diameter of 35mm, and an outer diameter of 42mm. Side arm has an inner diameter of 5mm and an outer diameter of 9mm. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point -515°C | Annealing Point 565°C | Softening Point 820°C.