Ace Glass 6518-12 Flask 2L 4" O-Ring Grooved Flange 0-10mm ZDS Bottom Valve

Heavy wall cylindrical reaction flask with Duran grooved flange opening. Flask has Zero Dead Space, (ZDS), bottom valve. The valve features no material hang-up in the fully open position. When closed, the valve seats flush with the bottom of the flask.

Includes one CAPFE o-ring. See Ace 6517 for quick release clamps.