EC 4/2 NUCLEOSHELL RP 18, 2.7 µm

HALO 90Å Phenyl-Hexyl, 2.7 µm, 2.1x mm, Guard 3pk

Poroshell 120, Phe-Hex, 3x250mm, 4um

HALO 90 Å AQ-C18, 2.7 µm, 2.1 x 30mm