HALO 90 Å C8, 5 µm, 4.6 x 75mm

HALO 160 Å ES-CN, 2.7 µm, 4.6 x 5mm, Guard Column

HALO 160 Å ES-C18, 5 µm, 4.6 x 20mm

HALO 1000 Å C4, 2.7 µm, 2.1 x 150mm