HALO 160 Å ES-CN, 5 µm, 4.6 x 75mm

HALO 90 Å PAH, 2.7 µm, 2.1 x 5mm, Guard Column 3p

HALO 1000 A C4, 2.7 µm, 1.5 x 100mm

HALO 90 Å Biphenyl, 2.7 µm, 2.1 x 150mm