HALO 400 Å ES-C18, 3.4 µm, 0.3 x 50mm

HALO 1000 A C4, 2.7 µm, 1.5 x 150mm

HALO 90 Å ES-CN, 5 µm, 3.0 x 5mm, Guard Column 3p

Poroshell HPH-C18, 4.6x150mm, 2.7um