HALO 90 Å Phenyl-Hexyl, 5 µm, 4.6 x 250mm

Poroshell 120,EC-C8,4.6x30mm,2.7um

HALO 1000 Å C4, 2.7 µm, 2.1 x 5mm, Guard Column 3

HALO 160 Å C30, 2.7 µm, 3.0 x 50mm