Poroshell 120,HPH-C18,21.2x50mm,4um

HALO 90 Å HILIC, 2.7 µm, 1.0 x 150mm

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

Poroshell 120,EC-C18, 2.1x100mm,2.7um