HALO 400 Å C4, 3.4 µm, 2.1 x 20mm

HALO 90 Å ES-CN, 2.7 µm, 0.5 x 50mm

HALO 90 Å HILIC, 2.7 µm, 3.0 x 250mm

HALO 90 Å PAH, 2.7 µm, 2.1 x 5mm, Guard Column 3p