HALO 90 Å ES-CN, 2.7 µm, 4.6 x 50mm

HALO 400 Å ES-C18, 3.4 µm, 0.5 x 50mm

Poroshell 120,EC-C18, 3.0x50mm,2.7um

HALO 1000 Å C4, 2.7 µm, 4.6 x 5mm, Guard Column 3