HALO 90 Å AQ-C18, 5 µm, 3.0 x 250mm

Poroshell 120,EC-C18,2.1x100mm,2.7um 2pk

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

HALO 160 Å ES-C18, 2 µm, 2.1 x 5mm, Guard Column