Union, Connector, Tee, low pressure, 1.5 mm / 0.060 inches through hole with 1/4-28 screw threads. PEEK, round with an internal Tee. ARE-Applied Research brand. 1 EA.
Join three pieces of tubing with similar 1/4-28 connectors. This "three way T" union allows for 3 pieces of tubing to be joined into one flow or for one flow to be split in the low pressure zone of HPLC.