HALO 90 Å Phenyl-Hexyl, 2 µm, 2.1 x 50mm

HALO 90 Å C8, 5 µm, 3.0 x 30mm

HALO 90 Å AQ-C18, 5 µm, 3.0 x 5mm, Guard Column 3

HALO 90 Å ES-CN, 5 µm, 2.1 x 5mm, Guard Column 3p