Halo 2um, 90A, HILIC

HALO 90 Å PAH, 2.7 µm, 4.6 x 5mm, Guard Column 3p

HALO 90 Å LPH-C18, 2.0 µm, 2.1 X 5mm, 3pk.

HALO 90 Å AQ-C18, 5 µm, 4.6 x 5mm, Guard Column 3