VP 250/21 NUCLEODUR 100-10 C18 ec

HALO 90 Å Biphenyl, 2.7 µm, 2.1 x 250mm

HALO 160A PCS C18, 2.7um Guard Column 2.1mm x 5mm

Poroshell 120, EC-C18, 4.6x150mm, 4um