HALO 400 A Diphenyl, 3.4 µm, 1.0 x 100mm

HALO 90 Å ES-CN, 2.7 µm, 0.5 x 150mm

HALO 90 Å C8, 2.7 µm, 3.0 x 250mm

HALO 90 Å C18, 5 µm, 3.0 x 5mm, Guard Column 3pk