Chromatographic column with 24/40 standard taper joint at top and 2mm bore 1:5 taper solid PTFE stopcock plug at bottom. Column supplied with 7506-06 Nylon bushing and FETFE O-Ring. Complete item consists of column with bushing and O-Ring, and 5853-07 Tubing Connector for connecting 12.5 to 14mm O.D. tubing to column.