HALO 160 Å C30, 2.7 µm, 2.1 x 30mm

HALO 90 Å C8, 2.7 µm, 3.0 x 5mm, Guard Column 3pk

HALO 1000 Å Diphenyl, 2.7 µm, 3.0 x 5mm, Guard Co

Poroshell 120 EC-C18,2.1x 50mm,4um,T