HALO 160 A ES-C18, 2.7 µm, 1.5 x 50mm

HALO 90 Å PAH, 2.7 µm, 3.0 x 5mm, Guard Column 3p

Poroshell 120, EC-C18, 2.1x250mm, 4um

EC 100/2 NUCLEOSHELL RP 18plus, 5 µm