HALO 90 Å C8, 2.7 µm, 2.1 x 250mm

HALO 1000 Å Diphenyl, 2.7 µm, 1.0 x 50mm

Poroshell 120 EC-C18,2.1x50mm,1.9um,T

HALO 90 Å AQ-C18, 5 µm, 4.6 x 5mm, Guard Column 3