Chemglass AF-0551-01-02 addition 14/20 joint size Schlenk Airfree funnel. Unique design of this addition funnel permits solutions to be prepared using a magnetic Stir Bar. Side arm has a 2mm high vacuum glass T-Bore stopcock having a S.S. constant pressure retention device for evacuation and purging of both the funnel and lower vessel. Lower valve is a 0-4mm Chem-Vac Chem-Cap valve. The top outer and lower inner standard taper joints are the same size. The 50mL and 125mL sizes are graduated in 1.0mL subdivisions.
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