HALO 1000 Å ES-C18, 2.7 µm, 2.1 x 20mm

HALO 160 Å ES-CN, 2.7 µm, 3.0 x 5mm, Guard Column

Poroshell 120, EC-C18, 3x100mm, 4um

HALO 160 Å ES-C18, 2.7 µm, 4.6 x 100mm