HALO 1000 A C4, 2.7 µm, 1.5 x 100mm

HALO 400 Å C4, 3.4 µm, 3.0 x 150mm

HALO 90 Å Biphenyl, 5 µm, 3.0 x 5mm, Guard Column

HALO 1000 Å Diphenyl, 2.7 µm, 3.0 x 50mm