HALO 400 Å C4, 3.4 µm, 4.6 x 100mm

Poroshell HPH-C8, 3.0x150mm, 2.7um

HALO 90 Å C8, 2.7 µm, 2.1 x 20mm

HALO 90 Å Biphenyl, 2 µm, 3.0 x 5mm, Guard Column