HALO 90 Å LPH-C18, 2.7 µm, 2.1 X 100mm

Poroshell 120, EC-C8, 3x150mm, 4um

HALO 90 Å PAH, 2.7 µm, 4.6 x 5mm, Guard Column 3p

HALO 1000 Å Diphenyl, 2.7 µm, 4.6 x 30mm