HALO 160 Å C30, 2.7 µm, 4.6 x 30mm

HALO 160 Å ES-C18, 2.7 µm, 2.1 x 75mm

HALO 90A PCS C18, 2.7um Guard Column 4.6mm x 5mm

HALO 400 Å C4, 3.4 µm, 0.3 x 50mm