HALO 400 Å ES-C18, 3.4 µm, 2.1 x 20mm

HALO 90 Å Phenyl-Hexyl, 2 µm, 2.1 x 5mm, Guard Co

Poroshell 120, EC-C18, 2.1x50mm, 4um

Poroshell 120, Phe-Hex, 3x250mm, 4um