HALO 90 Å C8, 2.7 µm, 3.0 x 150mm

HALO 90 Å PAH, 2.7 µm, 3.0 x 5mm, Guard Column 3p

HALO 1000 Å C4, 2.7 µm, 4.6 x 50mm

HALO 400 Å ES-C18, 3.4 µm, 2.1 x 50mm