HALO 1000 Å Diphenyl, 2.7 µm, 2.1 x 30mm

HALO 90 A PAH, 2.7 µm, 4.6 x 250mm

HALO 90 Å PFP, 2.7 µm, 2.1 x 75mm

HALO 90 Å Penta-HILIC, 2.7 µm, 4.6 x 5mm, Guard C