HALO 90 Å ES-CN, 5 µm, 3.0 x 50mm

HALO 90 Å PFP, 2.7 µm, 3.0 x 75mm

HALO 90 Å Phenyl-Hexyl, 2 µm, 3.0 x 5mm, Guard Co

HALO 160 Å Phenyl-Hexyl, 2.7 µm, 0.3 x 100mm