HALO 90 Å C8, 2.7 µm, 2.1 x 50mm

HALO 90 Å ES-CN, 2.7 µm, 3.0 x 20mm

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

Poroshell 120, Phe-Hex, 4.6x100mm, 4um