from Gilson Inc for Microtight II Union
MAX 4x1200 Pipette Head from Gilson Inc
Seal Guide and O-Ring, P200G, P200L, P200L autoclavable (pack of 5 units each) from Gilson Inc
TIP HOLDER, P5000, 25 UNITS from Gilson Inc
Tubing Peek 1/32 x 0.005' (125 µm) Red 5 ft. from Gilson Inc