HALO 1000 Å C4, 2.7 µm, 2.1 x 100mm

HALO 90 Å C18, 5 µm, 4.6 x 75mm

Poroshell 120, HILIC, 4.6x250mm, 4um

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