HALO 400 Å C4, 3.4 µm, 3.0 x 250mm

Poroshell 120 EC-C8,3x 50mm,2.7um,T

HALO 90 Å AQ-C18, 2.7 µm, 0.5 x 150mm

HALO 90 Å AQ-C18, 2 µm, 3.0 x 5mm, Guard Column 3