HALO 1000 Å ES-C18, 2.7 µm, 0.5 x 150mm

HALO 160A PCS C18, 2.7um Guard Column 2.1mm x 5mm

HALO 1000 Å ES-C18, 2.7 µm, 2.1 x 250mm

HALO 160 Å Phenyl-Hexyl, 2.7 µm, 4.6 x 50mm