HALO 90 Å C18, 2 µm, 2.1 x 20mm

Poroshell 120, Phe-Hex, 3x250mm, 4um

Halo 2.7um, 90A, ES-CN

HALO 160 Å ES-CN, 2.7 µm, 4.6 x 5mm, Guard Column