HALO 400 Å ES-C18, 3.4 µm, 2.1 x 250mm

Halo 2um, 90A, HILIC

Poroshell 120 PFP,4.6x 250mm,4um,T

HALO 90 Å C18, 2.7 µm, 3.0 x 5mm, Guard Column 3p