HALO 90 Å AQ-C18, 5 µm, 3.0 x 20mm

Poroshell 120 SB-C8,4.6x 150mm,2.7um,T

HALO 160 Å C30, 2.7 µm, 4.6 x 50mm

HALO 1000 Å C4, 2.7 µm, 2.1 x 5mm, Guard Column 3