Union, Column Coupler, universal fit 0.25mm through Hole 0.010 inch ID tubing. Color coded blue. PEEK 1 EA.

This convenient column connector is used to join two HPLC columns or a guard column and an analytical column in series.

Sleeve is color coded yellow to identify the tubing internal diameter and is made from polypropylene.

Tubing is all PEEK material and is made from Super-T tubing for precise concentricity and better performance.