HALO 160 Å C30, 2.7 µm, 3.0 x 150mm

Poroshell 120, HPH-C8, 3x50mm, 4um

HALO 160 Å Phenyl-Hexyl, 2.7 µm, 3.0 x 250mm

HALO 1000 Å Diphenyl, 2.7 µm, 3.0 x 5mm, Guard Co