HALO 1000 Å C4, 2.7 µm, 10.0 x 50mm

HALO 90 Å Biphenyl, 5 µm, 4.6 x 150mm

HALO 90 Å LPH-C18, 2.7 µm, 2.1 X 50mm

HALO 160 Å ES-C18, 2.7 µm, 3.0 x 5mm, Guard Colum