HALO 400 Å C4, 3.4 µm, 2.1 x 30mm

HALO 90 Å AQ-C18, 2.7 µm, 4.6 x 5mm, Guard Column

Poroshell 120, PFP, 2.1x150mm, 4um

Poroshell 120,EC-C8,4.6x50mm,2.7um