HALO 160 Å ES-C18, 2.7 µm, 0.5 x 50mm

HALO 160 Å Phenyl-Hexyl, 2.7 µm, 4.6 x 5mm, Guard

EC 4/2 NUCLEOSHELL PFP, 2.7 µm

Poroshell 120,SB-C18, 2.1x30mm,2.7um