HALO 90 Å ES-CN, 2.7 µm, 4.6 x 20mm

HALO 90 Å Phenyl-Hexyl, 2.7 µm, 4.6 x 5mm, Guard

Poroshell 120, HPH-C18, 4.6x250mm, 4um

HALO 90 Å LPH-C18, 2.7 µm, 3.0 X 5mm, 3pk.