Chemglass AF-0547-G-01 Airfree® Schlenk graduated pressure-equalizing addition funnel, 60 mL, with matching 14/20 top outer and lower inner standard taper joints for air-sensitive reagent addition, Schlenk line chemistry, inert gas / vacuum manifold work, controlled liquid transfer, organometallic synthesis, anaerobic reactions, solvent addition, reaction setup under nitrogen or argon, and high-vacuum glassware assemblies. Chemglass describes the AF-0547-G series as a graduated pressure-equalizing addition funnel with a glass T-bore stopcock in the equalizing arm for purging and isolating funnel contents, plus a lower glass straight-bore stopcock; both stopcocks are 2 mm high-vacuum glass stopcocks with stainless constant-pressure retention devices.
