HALO 1000 A C4, 2.7 µm, 1.5 x 50mm

HALO 160 Å ES-C18, 5 µm, 2.1 x 20mm

Poroshell 120 EC-C18,2.1x 30mm,2.7um,T

HALO 90 Å ES-CN, 5 µm, 3.0 x 5mm, Guard Column 3p