HALO 90 Å LPH-C18, 2.7 µm, 2.1 X 100mm

P120, Selectivity Meth Dev, 2.1x50mm

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

Poroshell 120 PFP, 2.1x150mm,2.7um