HALO 90 Å ES-CN, 2 µm, 3.0 x 250mm

HALO 400 Å Diphenyl, 3.4 µm, 2.1 x 5mm, Guard Col

HALO 160 Å ES-CN, 5 µm, 2.1 x 75mm

HALO 90 Å Biphenyl, 5 µm, 4.6 x 75mm