HALO 90 Å ES-CN, 5 µm, 3.0 x 20mm

HALO 1000 Å ES-C18, 2.7 µm, 10.0 x 150mm

HALO 90 Å LPH-C18, 2.7 µm, 2.1 X 50mm

HALO 90 Å ES-CN, 2 µm, 3.0 x 5mm, Guard Column 3p