HALO 400 A Diphenyl, 3.4 µm, 3.0 x 5mm

HALO 1000 Å C4, 2.7 µm, 4.6 x 5mm, Guard Column 3

HALO 90 Å Biphenyl, 2.7 µm, 3.0 x 50mm

Poroshell HPH-C8,3x 50mm,4um,T