HALO 160 Å ES-CN, 2.7 µm, 3.0 x 250mm

HALO 400 Å Diphenyl, 3.4 µm, 4.6 x 5mm, Guard Col

HALO 1000 Å ES-C18, 2.7 µm, 4.6 x 5mm, Guard Colu

HALO 1000 A Diphenyl, 2.7 µm, 1.5 x 150mm