HALO 90 Å ES-CN, 2.7 µm, 2.1 x 100mm

Poroshell 120 HILIC,4.6x 50mm,2.7um,T

HALO 90 Å PFP, 2.7 µm, 4.6 x 250mm

HALO 400 Å C4, 3.4 µm, 4.6 x 5mm, Guard Column 3p