Ace Glass 5837-65 80 mm PTFE Luer Slip Bottom Drip Adapter without Flow Regulator Valve

For use with all ACE threaded chromatography columns. Shallow taper at upper end minimizes mixing below the packing support. Comes with drip regulator valve. While, adjustable bore is from 0 to 1 mm maximum with the valve. Supplied with 1/4"-28 UNF 2B internal thread that will accept 5854 or 5855 tubing connectors. Pouring support fits into the top of the adapter. Adapter can also be used at top of column as inlet adapter. Supplied with one FETFE O-Ring and one replaceable polyethylene packing support.