HALO 90 Å ES-CN, 2.7 µm, 0.5 x 50mm

HALO 400 A Diphenyl, 3.4 µm, 4.6 x 30mm

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

HALO 1000 Å ES-C18, 2.7 µm, 10.0 x 150mm