2000ml Erlenmeyer Flask ; Narrow Neck, Eisco Labs 3.3 Borosilicate Glass ( Single flask ) Physics_Waves & Oscillation Built-in battery and flip-switch buzzer

Built-in battery and flip-switch buzzer inside a thick acrylic vacuum jar with O-ring seals and removable bottom

Tirrill burner on a stable octagonal base adds air

The funnel comes with a borosilicate glass key stopcock and interchangeable plastic stopper

and numbered anatomical details for comprehensive teaching

The vertical bandwidth is adequate for all your needs and you can easily view signals upto 40MHz

2000ml Erlenmeyer Flask ; Narrow Neck, Eisco Labs 3.3 Borosilicate Glass ( Single flask ) Physics_Waves & Oscillation Built-in battery and flip-switch buzzerHigh quality, borosilicate glass flask 2000ml Capacity 250 ml Graduations Narrow Neck Eisco Labs Glass Erlenmeyer Narrow Neck Flask 2000ml, borosilicate ( Single flask ) 250 ml Graduations. Flask measures 11" tall and has a base diameter of 7". Inner neck diameter measures 45mm, and outer diameter measures 50mm. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point 515C Annealing Point 565C Softening Point 820C. Compatible