HALO 160 Å ES-CN, 5 µm, 2.1 x 250mm

HALO 90 Å C18, 2.7 µm, 2.1 x 5mm, Guard Column 3p

Poroshell 120,EC-C8,3.0x100mm,2.7um

HALO 160 Å C30, 2.7 µm, 3.0 x 5mm, Guard Column 3