HALO 160 Å C30, 2.7 µm, 4.6 x 250mm

Poroshell 120, HILIC, 3x250mm, 4um

HALO 1000 Å Diphenyl, 2.7 µm, 3.0 x 5mm, Guard Co

HALO 1000 Å Diphenyl, 2.7 µm, 2.1 x 20mm