HALO 90 Å AQ-C18, 2.7 µm, 10.0 x 50mm

Poroshell 120 SB-C8,4.6x50mm,2.7um

HALO 90 Å PFP, 5 µm, 4.6 x 250mm

HALO 1000 Å Diphenyl, 2.7 µm, 3.0 x 5mm, Guard Co