HALO 160 Å ES-CN, 2.7 µm, 2.1 x 250mm

Poroshell 120,SB-C18,21.2x150mm,4um

HALO 90 Å AQ-C18, 2.7 µm, 2.1 x 5mm, Guard Column

HALO 400 Å ES-C18, 3.4 µm, 2.1 x 30mm