HALO 400 Å C4, 3.4 µm, 3.0 x 20mm

HALO 90 Å PFP, 2.7 µm, 2.1 x 100mm

Poroshell 120 Phel-Hex,2.1x 100mm,4um,T

HALO 90 Å C18, 5 µm, 3.0 x 5mm, Guard Column 3pk