HALO 160 A ES-C18, 2.7 µm, 1.5 x 50mm

HALO 160 Å Phenyl-Hexyl, 2.7 µm, 2.1 x 5mm, Guard

HALO 160 Å ES-C18, 2.7 µm, 3.0 x 20mm

Poroshell 120,EC-C18, 2.1x30mm,2.7um