HALO 160 Å ES-C18, 2.0 µm, 1.5 X 100mm

HALO 90 Å C18, 2.7 µm, 4.6 x 100mm

Halo 2.7um, 1000A, ES-C18

HALO 90 Å PFP, 5 µm, 2.1 x 5mm, Guard Column 3pk