HALO 90 Å ES-CN, 5 µm, 2.1 x 50mm

Poroshell HPH-C8, 4.6x50mm, 2.7um

HALO 90 Å AQ-C18, 5 µm, 3.0 x 250mm

HALO 90 Å PFP, 2 µm, 2.1 x 5mm, Guard Column 3pk