HALO 90 Å ES-CN, 2 µm, 2.1 x 150mm

HALO 90 Å PFP, 5 µm, 2.1 x 20mm

HALO 160 Å ES-CN, 5 µm, 4.6 x 100mm

HALO 160 Å ES-CN, 5 µm, 4.6 x 5mm, Guard Column 3