HALO 1000 Å ES-C18, 2.7 µm, 0.5 x 100mm

HALO 400 Å ES-C18, 3.4 µm, 3.0 x 5mm, Guard Colum

Poroshell 120, Phe-Hex,4.6x50mm,2.7um

HALO 90 Å C18, 2 µm, 3.0 x 20mm