Halo 2um, 90A, Phenyl-Hexyl

HALO 1000 Å Diphenyl, 2.7 µm, 2.1 x 150mm

HALO 90 Å PAH, 2.7 µm, 3.0 x 5mm, Guard Column 3p

HALO 90 Å Biphenyl, 2.7 µm, 1.0 x 50mm