HALO 1000 Å ES-C18, 2.7 µm, 0.5 x 50mm

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

HALO 90 Å ES-CN, 2.7 µm, 0.5 x 150mm

Poroshell 120,EC-C18, 3.0x50mm,2.7um