HALO 400 A Diphenyl, 3.4 µm, 2.1 x 20mm

HALO 90 Å AQ-C18, 2.7 µm, 0.3 x 150mm

HALO 160 Å ES-CN, 2.7 µm, 0.3 x 100mm

HALO 160 Å C30, 2.7 µm, 2.1 x 5mm, Guard Column 3