HALO 400 Å C4, 3.4 µm, 0.3 x 150mm

Poroshell 120, HPH-C8, 2.1x100mm, 4um

HALO 90 Å AQ-C18, 5 µm, 4.6 x 5mm, Guard Column 3

HALO 90A PCS C18, 2.7um 2.1mm x 100mm