HALO 400 Å C4, 3.4 µm, 0.5 x 150mm

HALO 90 Å Biphenyl, 5 µm, 2.1 x 75mm

HALO 90 Å C8, 5 µm, 10.0 x 150mm

HALO 90 Å ES-CN, 2 µm, 3.0 x 5mm, Guard Column 3p