HALO 160 A ES-C18, 2 µm, 3.0 x 20mm

HALO 90 Å Penta-HILIC, 2.7 µm, 4.6 x 5mm, Guard C

Poroshell 120 Aq-C18 4.6x50mm, 2.7um

EC 250/3 NUCLEOSHELL RP 18plus, 5 µm