HALO 90 Å AQ-C18, 2.7 µm, 4.6 x 50mm

HALO 1000 Å ES-C18, 2.7 µm, 10.0 x 150mm

HALO 90 Å AQ-C18, 2.7 µm, 2.1 x 5mm, Guard Column

HALO 160A PCS C18, 2.7um 3.0mm x 100mm