HALO 90 Å Phenyl-Hexyl, 2 µm, 2.1 x 250mm

Poroshell 120 PFP, 3.0x100mm,2.7um

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

Poroshell 120 Phe-Hex,2.1x100mm,1.9um,T