HALO 160 Å ES-CN, 5 µm, 2.1 x 250mm

HALO 90 Å RP-Amide, 2.7 µm, 1.0 x 150mm

Poroshell 120,EC-C18, 4.6x150mm,2.7um

HALO 160 Å ES-C18, 2.7 µm, 4.6 x 5mm, Guard Colum