HALO 1000 Å Diphenyl, 2.7 µm, 10.0 x 50mm

HALO 90 Å Phenyl-Hexyl, 2.7 µm, 0.3 x 150mm

Poroshell 120 CS-C18,3x50mm,2.7um,T

HALO 160A PCS C18, 2.7um Guard Column 3.0mm x 5mm