HALO 1000 Å ES-C18, 2.7 µm, 0.3 x 150mm

Halo 2.7um, 1000A, Diphenyl

HALO 160 Å ES-C18, 2.7 µm, 4.6 x 5mm, Guard Colum

HALO 160A PCS C18, 2.7um 4.6mm x 150mm