HALO 90 Å C18, 5 µm, 4.6 x 75mm

Poroshell 120, EC-C8, 2.1x250mm, 4um

HALO 1000 Å ES-C18, 2.7 µm, 3.0 x 5mm, Guard Colu

HALO 160 Å ES-C18, 2.7 µm, 1.0 x 150mm