HALO 1000 Å Diphenyl, 2.7 µm, 0.5 x 100mm

HALO 90 Å Phenyl-Hexyl, 2.7 µm, 4.6 x 5mm, Guard

HALO 90 Å AQ-C18, 2 µm, 2.1 x 30mm

HALO 1000 Å C4, 2.7 µm, 10.0 x 150mm