HALO 400 Å C4, 3.4 µm, 4.6 x 20mm

HALO 90 Å Phenyl-Hexyl, 2 µm, 3.0 x 5mm, Guard Co

Poroshell 120,UHPLC Guard,Phe-Hex,4.6mm

HALO 1000 Å ES-C18, 2.7 µm, 3.0 x 50mm