HALO 90 Å AQ-C18, 5 µm, 3.0 x 50mm

HALO 90 Å PAH, 2.7 µm, 3.0 x 5mm, Guard Column 3p

Poroshell 120 EC-C8,4.6x 150mm,4um,T

HALO 90 Å C8, 2 µm, 2.1 x 150mm