HALO 400 Å C4, 3.4 µm, 2.1 x 20mm

Poroshell 120, Phe-Hex,4.6x150mm,2.7um

HALO 160 Å ES-C18, 5 µm, 3.0 x 250mm

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