HALO 400 Å ES-C18, 3.4 µm, 4.6 x 150mm

Poroshell 120 EC-C8,2.1x150mm,2.7um

HALO 90 Å C18, 2.7 µm, 1.0 x 50mm

HALO 90 Å PFP, 2.7 µm, 4.6 x 5mm, Guard Column 3p