HALO 90 Å PAH, 2.7 µm, 3.0 x 50mm

HALO 1000 Å C4, 2.7 µm, 0.5 x 100mm

HALO 400 Å ES-C18, 3.4 µm, 3.0 x 5mm, Guard Colum

Poroshell 120,UHPLC Guard.EC-C18,3.0mm