or
Column, HPLC; Pinnacle DB Silica; Particle Size: 5 microm; Pore Size: 140 angstrom; 200 x 2.1mm
Column, HPLC; Pinnacle DB Silica; Particle Size: 5 microm; Pore Size: 140 angstrom; 200 x 2.1mm; With Trident Inlet Fitting