HALO 1000 A Diphenyl, 2.7 µm, 1.5 x 50mm

HALO 160 Å ES-CN, 2.7 µm, 2.1 x 5mm, Guard Column

HALO 90 Å C8, 2.7 µm, 4.6 x 150mm

HALO 90 Å Biphenyl, 5 µm, 3.0 x 20mm