HALO 160 Å ES-CN, 2.7 µm, 2.1 x 100mm

HALO 90 Å ES-CN, 2 µm, 3.0 x 100mm

HALO 160 Å ES-C18, 2.7 µm, 3.0 x 5mm, Guard Colum

Poroshell HPH-C18,4.6x 250mm,4um,T