HALO 400 Å C4, 3.4 µm, 4.6 x 250mm

HALO 90 Å PFP, 2.7 µm, 1.0 x 50mm

HALO 1000 Å C4, 2.7 µm, 10.0 x 50mm

HALO 90 Å PFP, 2.7 µm, 3.0 x 5mm, Guard Column 3p