HALO 90 Å ES-CN, 2 µm, 3.0 x 20mm

HALO 1000 Å Diphenyl, 2.7 µm, 4.6 x 150mm

HALO 90 Å ES-CN, 2.7 µm, 4.6 x 5mm, Guard Column

HALO 90 Å Biphenyl, 2.7 µm, 10.0 x 150mm