HALO 90 Å AQ-C18, 2.7 µm, 2.1 x 30mm

Poroshell HPH-C8, 2.1x100mm, 2.7um

HALO 90 Å C18, 5 µm, 3.0 x 50mm

HALO 90 Å HILIC, 2 µm, 3.0 x 5mm, Guard Column 3p