HALO 90 Å AQ-C18, 2.7 µm, 4.6 x 30mm

HALO 90 Å RP-Amide, 5 µm, 4.6 x 30mm

HALO 90A PCS C18, 2.7um Guard Column 4.6mm x 5mm

Poroshell 120, EC-C18, 2.1x150mm, 4um