HALO 400 Å C4, 3.4 µm, 0.5 x 150mm

HALO 90 Å C18, 2.7 µm, 0.5 x 50mm

Poroshell 120, HPH-C8, 4.6x100mm, 4um

HALO 90 Å C18, 2 µm, 3.0 x 5mm, Guard Column 3pk