HALO 400 A Diphenyl, 3.4 µm, 10.0 x 50mm

HALO 160 Å ES-C18, 5 µm, 3.0 x 5mm, Guard Column

HALO 90 Å AQ-C18, 5 µm, 4.6 x 5mm, Guard Column 3

HALO 1000 Å C4, 2.7 µm, 0.5 x 50mm