HALO 90 Å ES-CN, 2 µm, 2.1 x 250mm

Poroshell 120 PFP,2.1x 50mm,4um,T

HALO 90 Å Biphenyl, 5 µm, 2.1 x 5mm, Guard Column

HALO 160 Å Phenyl-Hexyl, 2.7 µm, 2.1 x 20mm