HALO 90 Å HILIC, 2.7 µm, 4.6 x 50mm

HALO 1000 Å Diphenyl, 2.7 µm, 4.6 x 5mm, Guard Co

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

HALO 90 Å AQ-C18, 5 µm, 3.0 x 30mm