HALO 160 Å Phenyl-Hexyl, 2.7 µm, 2.1 x 250mm

HALO 160 Å ES-C18, 2.7 µm, 2.1 x 5mm, Guard Colum

Poroshell 120 Aq-C18 3.0x50mm, 2.7um

HALO 160 Å C30, 2.7 µm, 2.1 x 150mm