HALO 1000 Å Diphenyl, 2.7 µm, 4.6 x 75mm

HALO 160 Å ES-C18, 2.7 µm, 3.0 x 5mm, Guard Colum

Poroshell HILIC-OH5 2.7u, 2.1x50mm

HALO 160 Å ES-C18, 2 µm, 2.1 x 150mm