HALO 160 Å ES-CN, 5 µm, 3.0 x 75mm

HALO 90 Å PAH, 2.7 µm, 4.6 x 5mm, Guard Column 3p

HALO 90 Å PFP, 2.7 µm, 4.6 x 20mm

HALO 90 Å ES-CN, 2.7 µm, 0.5 x 50mm