HALO 90 Å C8, 2.7 µm, 2.1 x 20mm

HALO 1000 Å ES-C18, 2.7 µm, 2.1 x 30mm

HALO 400 A Diphenyl, 3.4 µm, 1.0 x 150mm

HALO 160 Å ES-C18, 5 µm, 3.0 x 5mm, Guard Column