HALO 90 Å RP-Amide, 2.7 µm, 1.0 x 50mm

Poroshell 120 EC-C8,2.1x 100mm,4um,T

HALO 160 Å ES-C18, 2.7 µm, 4.6 x 5mm, Guard Colum

Poroshell 120 SB-Aq,2.1x 50mm,2.7um,T