HALO 90 Å PFP, 2.7 µm, 3.0 x 50mm

Poroshell 120,EC-CN,4.6x100mm,2.7um

HALO 160 Å Phenyl-Hexyl, 2.7 µm, 2.1 x 30mm

HALO 90 Å PFP, 5 µm, 4.6 x 5mm, Guard Column 3pk