HALO 1000 Å Diphenyl, 2.7 µm, 2.1 x 75mm

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

HALO 90 Å Penta-HILIC, 2.7 µm, 10.0 x 150mm

Poroshell 120,UHPLC Guard,EC-C8,4.6mm