HALO 1000 Å ES-C18, 2.7 µm, 2.1 x 75mm

HALO 90 Å C8, 5 µm, 4.6 x 100mm

HALO 160 Å C30, 2.7 µm, 0.3 x 150mm

HALO 90 Å Phenyl-Hexyl, 5 µm, 2.1 x 5mm, Guard Co