HALO 400 A Diphenyl, 3.4 µm, 2.1 x 30mm

HALO 90 Å Phenyl-Hexyl, 2.7 µm, 4.6 x 5mm, Guard

Poroshell 120, HPH-C8, 4.6x50mm, 4um

Poroshell 120, Phe-Hex,4.6x50mm,2.7um