HALO 1000 Å ES-C18, 2.7 µm, 3.0 x 20mm

Poroshell 120,EC-C8,4.6x100mm,2.7um

HALO 90 Å Phenyl-Hexyl, 5 µm, 4.6 x 5mm, Guard Co

HALO 160 Å ES-CN, 2.7 µm, 3.0 x 75mm