HALO 400 A Diphenyl, 3.4 µm, 2.1 x 20mm

HALO 1000 Å Diphenyl, 2.7 µm, 4.6 x 5mm, Guard Co

EC 50/4.6 NUCLEOSHELL RP 18plus, 2.7 µm

HALO 90 Å RP-Amide, 2.7 µm, 0.5 x 150mm