HALO 90 Å C8, 2.7 µm, 1.0 x 150mm

Poroshell 120,EC-C8,2.1x75mm,2.7um

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

HALO 1000 Å Diphenyl, 2.7 µm, 0.5 x 100mm