HALO 160 Å C30, 2.7 µm, 3.0 x 30mm

HALO 90 Å C8, 2.7 µm, 3.0 x 100mm

Poroshell 120, PFP, 4.6x100,2.7um,MVK

HALO 90 Å PFP, 2.7 µm, 4.6 x 5mm, Guard Column 3p