HALO 90 Å C18, 2.7 µm, 3.0 x 150mm

HALO 400 Å ES-C18, 3.4 µm, 2.1 x 250mm

Poroshell 120, EC-C18, 4.6x150mm, 4um

HALO 1000 Å C4, 2.7 µm, 3.0 x 5mm, Guard Column 3