HALO 1000 Å ES-C18, 2.7 µm, 3.0 x 50mm

P120, Selectivity Meth Dev, 4.6x50mm

HALO 90 Å PFP, 2 µm, 3.0 x 75mm

HALO 400 Å ES-C18, 3.4 µm, 2.1 x 5mm, Guard Colum