HALO 1000 Å ES-C18, 2.7 µm, 0.3 x 100mm

HALO 160 Å C30, 2.7 µm, 0.3 x 150mm

Poroshell 120, PFP, 2.1x150,2.7um,MVK

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