Halo 2.7um 160A C30

HALO 160 Å Phenyl-Hexyl, 2.7 µm, 3.0 x 5mm, Guard

Poroshell 120,SB-C18, 4.6x150mm,2.7um

HALO 90 Å Biphenyl, 5 µm, 4.6 x 20mm