HALO 400 A Diphenyl, 3.4 µm, 1.0 x 50mm

HALO 90 Å ES-CN, 5 µm, 3.0 x 5mm, Guard Column 3p

HALO 90 Å C18, 2.7 µm, 2.1 x 30mm

Poroshell 120 SB-C18,3x 50mm,2.7um,T