HALO 90 Å C8, 2.7 µm, 2.1 x 75mm

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

Poroshell 120,EC-C18, 3.0x150mm,2.7um

HALO 90 Å PFP, 5 µm, 3.0 x 50mm