HALO 160 Å ES-C18, 2.7 µm, 0.5 x 100mm

HALO 160A PCS C18, 2.7um 4.6mm x 100mm

HALO 90 Å ES-CN, 2 µm, 2.1 x 5mm, Guard Column 3p

HALO 90 Å ES-CN, 2.7 µm, 2.1 x 50mm