HALO 90 Å C8, 2.7 µm, 2.1 x 250mm

HALO 90 Å AQ-C18, 2 µm, 2.1 x 250mm

HALO 1000 Å C4, 2.7 µm, 4.6 x 250mm

HALO 90A PCS C18, 2.7um Guard Column 3.0mm x 5mm