HALO 90 Å C18, 2.7 µm, 2.1 x 75mm

Poroshell 120, EC-C8, 4.6x50mm, 4um

HALO 160 Å C30, 2.7 µm, 4.6 x 5mm, Guard Column 3

Poroshell 120,EC-CN,3.0x150mm,2.7um