Poroshell 120,HPH-C18,21.2x50mm,4um

HALO 1000 Å Diphenyl, 2.7 µm, 2.1 x 5mm, Guard Co

HALO 160 Å Phenyl-Hexyl, 2.7 µm, 3.0 x 30mm

HALO 90 Å LPH-C18, 2.0 µm, 2.1 X 5mm, 3pk.