HALO 1000 Å ES-C18, 2.7 µm, 4.6 x 250mm

Poroshell 120, HPH-C18, 4.6x250mm, 4um

HALO 400 Å ES-C18, 3.4 µm, 10.0 x 150mm

HALO 90 Å AQ-C18, 2.7 µm, 2.1 x 5mm, Guard Column