HALO 160 Å ES-C18, 5 µm, 3.0 x 150mm

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

Poroshell 120 EC-C18,2.1x 50mm,4um,T

HALO 400 A Diphenyl, 3.4 µm, 3.0 x 5mm