HALO 400 Å ES-C18, 3.4 µm, 3.0 x 50mm

HALO 90 Å Phenyl-Hexyl, 2 µm, 3.0 x 250mm

HALO 90 Å ES-CN, 2.7 µm, 3.0 x 250mm

HALO 90 Å PAH, 2.7 µm, 3.0 x 5mm, Guard Column 3p