HALO 90 Å Biphenyl, 2.7 µm, 4.6 x 250mm

HALO 90 Å PAH, 2.7 µm, 2.1 x 5mm, Guard Column 3p

Poroshell 120, Phe-Hex,2.1x100mm,2.7um

HALO 90 Å C18, 2 µm, 2.1 x 20mm