HALO 1000 Å ES-C18, 2.7 µm, 4.6 x 75mm

HALO 400 Å Diphenyl, 3.4 µm, 4.6 x 50mm

Poroshell 120 SB-C8,2.1x 50mm,2.7um,T

HALO 90 Å AQ-C18, 5 µm, 3.0 x 5mm, Guard Column 3