HALO 90 Å LPH-C18, 2.7 µm, 3.0 X 150mm

Poroshell 120 SB-Aq,2.1x50mm,1.9um,T

HALO 160 Å Phenyl-Hexyl, 2.7 µm, 1.0 x 150mm

HALO 160 Å ES-C18, 2.7 µm, 4.6 x 5mm, Guard Colum