Halo 3.4um, 400A, C4

HALO 90 Å Phenyl-Hexyl, 2.7 µm, 3.0 x 5mm, Guard

HALO 1000 Å Diphenyl, 2.7 µm, 1.0 x 100mm

HALO 1000 Å ES-C18, 2.7 µm, 2.1 x 30mm