HALO 90 Å C8, 2 µm, 2.1 x 20mm

HALO 90 Å C18, 2.7 µm, 1.0 x 50mm

Poroshell 120 EC-C18,4.6x 50mm,2.7um,T

HALO 160 Å ES-CN, 5 µm, 3.0 x 5mm, Guard Column 3