HALO 1000 Å Diphenyl, 2.7 µm, 3.0 x 20mm

HALO 90 Å HILIC, 5 µm, 3.0 x 20mm

HALO 90A PCS C18, 2.7um 2.1mm x 50mm

HALO 90 Å RP-Amide, 2.7 µm, 2.1 x 5mm, Guard Colu