HALO 90 Å Biphenyl, 5 µm, 2.1 x 30mm

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

HALO 90 Å Phenyl-Hexyl, 2.7 µm, 0.3 x 150mm

HALO 90 Å Biphenyl, 5 µm, 4.6 x 150mm