HALO 90 Å Phenyl-Hexyl, 2 µm, 2.1 x 150mm

HALO 90 Å PAH, 2.7 µm, 4.6 x 5mm, Guard Column 3p

Poroshell 120,EC-C8,2.1x100mm,2.7um

HALO 400 Å C4, 3.4 µm, 0.3 x 100mm