Chromatography Columns w/ PTFE Stopcock and Fritted Disc

These general purpose gravity-eluted columns have a Teflon® stopcock and reinforced beaded top. Each column is constructed using medium wall tubing for extra durability. The column has a sealed COARSE porosity fritted disc to support column packing. The lower end of the column has a round bottom. This series of columns is available with inner diameters of 0.5 to 3.0 inches (13 to 75 mm) and lengths from 8 to 24 inches (20.3 to 61.0 cm). 

Additional sizes are available by special order. All columns are also available with an optional clear plastic coating (temperature range -20 to 140 °F) by special order.

The effective length listed in the product selection Size menu is the length of the the full-width column above the stopcock.

Similar columns with joints and/or packing support frits are also available. See our Chromatography Page.