HALO 400 Å ES-C18, 3.4 µm, 3.0 x 100mm

HALO 90 Å ES-CN, 2.7 µm, 2.1 x 20mm

HALO 90 Å LPH-C18, 2.0 µm, 3.0 X 150mm

HALO 90 Å C18, 2 µm, 2.1 x 5mm, Guard Column 3pk