HALO 90 Å Biphenyl, 2.7 µm, 4.6 x 150mm

Poroshell 120, Phe-Hex, 4.6x250mm, 4um

HALO 160 Å ES-C18, 2.7 µm, 4.6 x 5mm, Guard Colum

HALO 90 Å Penta-HILIC, 2.7 µm, 3.0 x 20mm