HALO 90 Å ES-CN, 2 µm, 3.0 x 75mm

HALO 1000 Å ES-C18, 2.7 µm, 4.6 x 5mm, Guard Colu

Poroshell HPH-C8, 4.6x150mm, 2.7um

HALO 90 Å RP-Amide, 2.7 µm, 0.5 x 50mm