HALO 160 Å ES-CN, 5 µm, 4.6 x 150mm

HALO 160 Å Phenyl-Hexyl, 2.7 µm, 0.5 x 150mm

HALO 90 Å Phenyl-Hexyl, 2.7 µm, 3.0 x 5mm, Guard

HALO 400 Å C4, 3.4 µm, 4.6 x 5mm, Guard Column 3p