HALO 1000 Å C4, 2.7 µm, 4.6 x 250mm

Poroshell 120, EC-C8, 3x100mm, 4um

HALO 90 Å ES-CN, 2.7 µm, 2.1 x 100mm

HALO 90 Å PFP, 2 µm, 2.1 x 5mm, Guard Column 3pk