HALO 90 Å Biphenyl, 2 µm, 3.0 x 20mm

HALO 90 Å Phenyl-Hexyl, 5 µm, 2.1 x 5mm, Guard Co

HALO 90 Å Biphenyl, 2 µm, 3.0 x 250mm

HALO 400 A Diphenyl, 3.4 µm, 0.3 x 150mm