HALO 90 Å C18, 2 µm, 2.1 x 75mm

HALO 400 Å C4, 3.4 µm, 4.6 x 50mm

HALO 1000 Å ES-C18, 2.7 µm, 4.6 x 30mm

HALO 1000 Å C4, 2.7 µm, 2.1 x 5mm, Guard Column 3