HALO 400 Å ES-C18, 3.4 µm, 4.6 x 75mm

HALO 90 Å C18, 5 µm, 4.6 x 50mm

HALO 90A PCS C18, 2.7um Guard Column 3.0mm x 5mm

HALO 1000 A C4, 2.7 µm, 1.5 x 100mm