HALO 160 Å ES-C18, 5 µm, 3.0 x 250mm

Poroshell 120 Phel-Hex,4.6x 150mm,4um,T

HALO 90 Å Phenyl-Hexyl, 2.7 µm, 10.0 x 50mm

HALO 90 Å ES-CN, 2 µm, 3.0 x 5mm, Guard Column 3p